Subject: [IGSREPORT-7130] Wk 1058 NOAA NGS Analysis Report
From: kass <[email-masked]>
To: [email-masked]
Date: Fri, 28 Apr 2000 09:59:12 -0400 (EDT)

******************************************************************************
IGS Electronic Report   28 Apr 07:05:07 PDT 2000      Message Number 7130
******************************************************************************

Author: NOAA/NGS GPS Analysis Center                                            
                                                                                
******************************************************************************* 
NGS ANALYSIS REPORT GPS WEEK 1058 (Dates:  0 Apr 16 -  0 Apr 22)                
******************************************************************************* 
National Oceanic and Atmospheric Administration (NOAA)                          
National Geodetic Survey (NGS), SSMC-3, N/NGS2                                  
1315 East-West Highway                                                          
Silver Spring, MD, USA  20910                                                   
                                                                                
contacts: William Kass    301-713-3209 ext.164   [email-masked]             
          Robert Dulaney  301-713-3209 ext.168   [email-masked]              
fax:                      301-713-4322                                          

PRODUCTS SENT TO CDDIS:                                                         
------------------------------------------------------------------------------  
 NGS10587.SUM         this text file                                            
 NGS10587.ERP         Earth rotation parameters for GPS Week 1058               
 NGS10587.SNX         weekly GPS coordinate solutions for GPS Wk 1058           
 NGS1058n.SP3         GPS ephemerides for GPS Week 1058, SP3 format (n=0..6)    
------------------------------------------------------------------------------  
                                                                                
SOLUTION CHARACTERISTICS:                                                       
------------------------------------------------------------------------------  
 Software             page5 developed at NOAA                                   
 Terr. Ref. Frame     nominally, ITRF97 at current epoch                        
 Observables          double-differenced carrier phase at 30-sec. intervals     
 Arc Length           24 hours                                                  
 Elevation Cutoff     15 degrees                                                
 Reference            file://igscb.jpl.nasa.gov/igscb/center/analysis/noaa.acn  
------------------------------------------------------------------------------  
                                                                                
STATISTICAL SUMMARY OF DAILY SOLUTIONS:                                         
------------------------------------------------------------------------        
          NUMBER      POST-FIT                                                  
 DOY   OBSERVATIONS   RMS (MM)   NO. SAT.   NO. SITES   NO. CONST. SITES        
------------------------------------------------------------------------        
 107     642098         11.5       27          66               41              
 108     613784         11.1       27          61               39              
 109     647273         11.2       27          65               41              
 110     683753         11.2       27          67               42              
 111     692109         11.2       27          65               41              
 112     709891         11.4       27          66               42              
 113     678750         11.5       27          65               41              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        107      108      109      110      111      112      113           
----------------------------------------------------------------------          
  01      22810    22645    22047    23789    23059    23579    23145           
  02      27459E   27925E   29228E   28469E   30654E   32101E   30670E          
  03      20520    19769    20542    21880    23307    23527    21177           
  04      25750    23790    26108    26123    27865    29797    26397           
  05      31157E   27763E   29812E   32145E   32659E   31488E   31081E          
  06      23629    18994    21194    24275    24512    23088    23043           
  07      21064    20851    20318    20996    22225    22623    22949           
  08      17791    19808    19320    20407    21367    21376    20745           
  09      41994    38532    45930    50122    48222    49420    47792           
  10      49902    46318    49330    50090    47748    53986    51786           
  11      34996    34528    36406    38252    42866    41568    39934           
  13      49194    46626    50234    51872    50810    55302    47262           
  15      42046    42234    52138    49920    51678    55520    49462           
  16      49748    47666    49540    52960    51622    52310    45634           
  17      39830    40054    39238    45376    41580    44988    46074           
  18      50326    49330    48410    46898    50790    53732    52378           
  19      49302    46106    44908    50408    50872    53994    50454           
  21      52536    51072    53988    57666    57124    55354    56446           
  22      55022E   52308E   58394E   60524E   59604E   62750E   60546E          
  23      49538    41774    46314    51344    50994    52326    49768           
  24      49970    43092    43982    47696    48380    48714    46166           
  25      44346    38786    42850    42484    45682    43968    43750           
  26      44016    43080    42312    45320    49118    46946    45448           
  27      50484    47860    51230    54258    54096    57874    54360           
  29      52120    52002    52298    56906    54684    56568    57012           
  30      51546E   56050E   59966E   65256E   65158E   65390E   61422E          
  31      46920    47060    49940    53986    51894    53914    53392           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BAHR BAKO BRMU CAS1 CHAT COCO CRO1 DAV1 DGAR DRAO   
global: EISL FAIR FORT GALA GODE GOL2 GRAZ GUAM HOB2 IISC IRKT KELY KIT3 KOKB   
global: KOSG KOUR KSTU LHAS LPGS MAC1 MAG0 MALI MAS1 MATE MAW1 MCM4 MDO1 METS   
global: MKEA NLIB NOUM NTUS NYAL OHIG ONSA PERT PETP PIE1 POL2 POTS REYK RIOG   
global: SANT SHAO STJO SUTH THU1 TID2 TIXI TSKB VILL WES2 WHIT WTZR WUHN YAKZ   
global: YAR1 YELL ZWEN                                                          
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    107      108      109      110      111      112      113    
----------------------------------------------------------------------------    
 ALGO*  3223333  12152    12134    13061    13112    12912    13206    13499    
 AREQ*  4444444  10840    10251    12646    13013    12868    12833    13104    
 ASC1   66665 5   5283     4749     5533     4876     3966              4504    
 AUCK*  2322222  10789    11424    11889    11718    11972    11939    11522    
 BAHR*  5656766   6304     7546     6006    10844    10659     6365     6359    
 BAKO   44554     8415    10035     8670     8318     9408                      
 BRMU*  3333333  11673    11276    10443     9521    10533     9677    10123    
 CAS1*  >88>>9>  11371    11640    11332    11170    11758    11712    11221    
 CHAT*  3323333  11501    12164    12680    11556    11888    11704    12226    
 COCO   5666666   8779    10511    10993     9796    10463    10636    11164    
 CRO1   4322222  11784    10962     8974     9146     9125     8537     8472    
 DAV1*  9558777  16600    16089    15778    11568    12368    16337    16384    
 DGAR   5555555   2900     3345     2785     8658     7619     3306     3307    
 DRAO*  3233233  13157    13667    10419     9962    10348    13335    13260    
 EISL   2333333   5043     5135     5690     4914     5923     5856     5642    
 FAIR*  6334433   8172    13142    12183    11484    13606    13162    12600    
 FORT*  33333 3   5912     5453     5585     5011     4509              5213    
 GALA   444454   13356    12969    13055    13731    13026    13634             
 GODE    233333           11986    13705    13065    13578    12888    13260    
 GOL2*  4323433  10049    10869     8636              5350    11262     9722    
 GRAZ*  2333223  11914    11300    11714    12944    11198    12211    10500    
 GUAM*  5364354   3346              3279     3465     4717     3403             
 HOB2*  4333333  10810    11385    11060    12257    12098    12481    12664    
 IISC   3474667   1406     2108                                3050     2698    
 IRKT*  3333333   9899     9123     9568     9981    11835    11851    10624    
 KELY   4444644   9381     8911     6894     5996              5572     8124    
 KIT3*     4444                             11092    11125    11476    11548    
 KOKB*  5555555   7032     8644     8032     7087     8744     7801     7303    
 KOSG*  3332333  13351    13114    13351    13916    13505    13692    13663    
 KOUR*  4444444  10202     9454     8546     8400     8659     9163     8813    
 KSTU   4434333  12585    11950    11955    11595    12117    12236    11707    
 LHAS*  2222      3101     3369              4166                               
 LPGS   4333433  12367    11443    13157    13483    12971    13164    13555    
 MAC1*    36545                     9193    10167    10253    10745     9954    
 MAG0   4 33233   5863              9082     8869    10589     8359     6809    
 MALI*  356  56   3037     3239     3008                       3409     3373    
 MAS1*  6664545  10889    10432    10740    11686    11504    11411    11604    
 MATE*  44 444   11627    10817             12513    10943    12111             
 MAW1   9447666  17500    17013    16569    15585    16450    12301    12473    
 MCM4*  7667878   7654     9313     8259     7932     8054     7726     6826    
 MDO1*  3223222  11674    11617     9469     9898     9835    10264    10005    
 METS   3 32333  13503             12676    10749    13201    13632    12678    
 MKEA   3333333   6113     7615     7343     6416     5998     6355     6421    
 NLIB*  3223333  11602    11522     9778    10233     9869    10898    10860    
 NOUM      54                               12150    12150                      
 NTUS   5565      5094     6026     8577     5109                               
 NYAL*  5546765  13562    13189    13374    13554    13727    13692    13506    
 OHIG*  2223 22  12907    12768     9784    12572             10328    10419    
 ONSA*  3332333  13986    12745    12391    14115    13938    14224    13113    
 PERT*    22222                    11212    10224    10684    10922    11063    
 PETP   4 33233   5583              7008     7515    11010     8516     5863    
 PIE1*  3223222  11968    12348     9973    10687    10846    11025    10489    
 POL2   2233333   7493     7115     8599     6586     9331    10322     9040    
 POTS*  3333333  13379    13441    13306    14596    12674    12383    14832    
 REYK   433  22  12089    11054    11862                      11861    11537    
 RIOG   22 3322  12536    11920             12868    13243    12980    13198    
 SANT*  5555555  12550    11481    10651    11470    11604    11475    11686    
 SHAO*  2         5615                                                          
 STJO   3233333  12520    12622    12471    12387    12368    12074    12494    
 SUTH   2222222   3067     3251     3538     5135     5694     3644     3454    
 THU1*  6556856  11794    12231    11502    10091    11568    10824    11018    
 TID2*  3333333  12181    12627    13971    13479    12942    14082    12715    
 TIXI   6   443  12989                               13325    13164    13298    
 TSKB*  2222222   4857     5621     5568     6029     8833     6709     6256    
 VILL*  3333333  11312    11031    11103    12119    11869    11813    12034    
 WES2*    33333                    13214    12931    13143    12585    13035    
 WHIT   5223322   9130    13283    13333    12740    13329    12958    12691    
 WTZR*  3333333  14240    13919    13454    14205    14208    13691    11961    
 WUHN   3333354   7134     6718     5847     6501     9677     8487     8202    
 YAKZ     33233                    11413    10789    12391    12270    11697    
 YAR1*  2222222   7418     8929    10094     8566     9574    11152    11553    
 YELL*  6435544  11647    13172    13149    12175    12128    12665    12332    
 ZWEN*  4544444   9958     8276     6191     7794     7385     8511     9880    
----------------------------------------------------------------------------    
NOTES: * Indicates sites with constrained coordinates.                          
       $ Ion codes given for each day with data. Values are an index of         
         (nominally) mean ionospheric variability with lower values denoting    
         less variation. > signifies values exceeding 9.499. Some types of      
         instrumental problems cause increases in this index unrelated to       
         ionospheric effects.                                                   
                                                                                
STATION GEODETIC STATISTICS FOR WEEK:                                           
--------------------------------------------------------------------------------
        AVERAGE          AVERAGE GEOCENTRIC COORDINATES        RMS RESIDUAL (MM)
 SITE    EPOCH         X (M)          Y (M)          Z (M)        N     E     U 
--------------------------------------------------------------------------------
 ALGO*  15129.5     918129.4538  -4346071.2515   4561977.8143     2     0     0 
 AREQ*  15129.5    1942826.7764  -5804070.2598  -1796893.9550     1     1     1 
 ASC1   15129.2    6118526.0649  -1572344.7034   -876451.1499     5    21    20 
 AUCK*  15129.5   -5105681.0847    461564.0436  -3782181.6879     3     2     4 
 BAHR*  15129.5    3633908.9577   4425275.5123   2799861.3426     2     1     2 
 BAKO   15128.5   -1836969.0138   6065617.0846   -716257.8087     7     9    18 
 BRMU*  15129.5    2304703.5541  -4874817.1855   3395186.8984     1     1     0 
 CAS1*  15129.5    -901776.1572   2409383.4050  -5816748.4886     1     1     2 
 CHAT*  15129.5   -4590670.9951   -275482.8639  -4404596.7382     4     2     2 
 COCO   15129.5    -741950.1539   6190961.6650  -1337768.4572     3     9    12 
 CRO1   15129.5    2607771.1859  -5488076.7347   1932767.6929     2     4    13 
 DAV1*  15129.5     486854.5562   2285099.3021  -5914955.7362     3     2     3 
 DGAR   15129.5    1916269.6365   6029977.3796   -801720.0806    10    35    47 
 DRAO*  15129.5   -2059164.7339  -3621108.4040   4814432.3442     1     0     0 
 EISL   15129.5   -1884951.5357  -5357595.9290  -2892890.5527     3     7     7 
 FAIR*  15129.5   -2281621.5064  -1453595.8068   5756961.8770     1     1     0 
 FORT*  15129.2    4985386.6373  -3954998.5997   -428426.4691     1     0     0 
 GALA   15129.0     -33795.9363  -6377522.6562    -82120.8853     2     6     8 
 GODE   15130.0    1130773.8252  -4831253.5830   3994200.3924     3     2     3 
 GOL2*  15129.5   -2353614.2290  -4641385.3747   3676976.4205     1     1     0 
 GRAZ*  15129.5    4194423.9171   1162702.6156   4647245.3446     1     0     0 
 GUAM*  15129.3   -5071312.7912   3568363.5243   1488904.3010     2     1     1 
 HOB2*  15129.5   -3950071.4905   2522415.2186  -4311638.2607     1     2     1 
 IISC   15129.5    1337936.6708   6070317.0912   1427876.6012    11    17    83 
 IRKT*  15129.5    -968332.2731   3794425.4232   5018167.7289     1     2     1 
 KELY   15129.3    1575559.2175  -1941827.9269   5848076.4716     4     4     9 
 KIT3*  15131.0    1944945.2735   4556652.2342   4004325.9766     1     1     1 
 KOKB*  15129.5   -5543838.1523  -2054587.0535   2387809.7847     1     0     0 
 KOSG*  15129.5    3899225.2142    396731.8681   5015078.3719     1     1     0 
 KOUR*  15129.5    3839591.4246  -5059567.5586    579956.9487     1     2     1 
 KSTU   15129.5    -174281.8005   3571333.0249   5264196.0362     4     7     7 
 LHAS*  15127.8    -106937.8182   5549269.5836   3139215.7942     1     1     0 
 LPGS   15129.5    2780102.9845  -4437418.8796  -3629404.5840     2     4     8 
 MAC1*  15130.5   -3464038.5678   1334172.8263  -5169224.3013     2     1     1 
 MAG0   15129.8   -2825810.2227   1581232.9179   5477005.4697     2     4    10 
 MALI*  15129.3    4865366.4304   4110737.4882   -331121.6763     1     4     3 
 MAS1*  15129.5    5439192.2593  -1522055.5713   2953454.7480     1     1     1 
 MATE*  15129.1    4641949.6613   1393045.3424   4133287.3730     1     0     0 
 MAW1   15129.5    1111287.1757   2168911.2829  -5874493.6438     3     4     6 
 MCM4*  15129.5   -1311703.2149    310815.0652  -6213255.1484     2     2     2 
 MDO1*  15129.5   -1329998.7143  -5328393.3948   3236504.1629     0     0     0 
 METS   15129.8    2892570.8797   1311843.3798   5512634.0817     3     3     4 
 MKEA   15129.5   -5464105.1402  -2495166.6909   2148291.0170     2     4     5 
 NLIB*  15129.5    -130934.5248  -4762291.7354   4226854.6366     1     0     1 
 NOUM   15130.0   -5739971.6154   1387563.6168  -2402123.4463     1     4     0 
 NTUS   15128.0   -1508022.7845   6195576.6772    148799.4405    11     4    38 
 NYAL*  15129.5    1202430.5974    252626.6746   6237767.5300     1     1     1 
 OHIG*  15129.3    1525872.5520  -2432481.3131  -5676146.1335     3     2     2 
 ONSA*  15129.5    3370658.6290    711877.0759   5349786.8970     1     1     0 
 PERT*  15130.5   -2368687.1257   4881316.5621  -3341796.0311     2     1     0 
 PETP   15129.8   -3576239.7806   1401003.4596   5075177.4583     3     4    12 
 PIE1*  15129.5   -1640916.8358  -5014781.2132   3575447.1004     1     0     0 
 POL2   15129.5    1239971.4978   4530790.0769   4302578.7698     4     3     7 
 POTS*  15129.5    3800689.7302    882077.3187   5028791.2620     1     1     0 
 REYK   15129.3    2587384.4262  -1043033.5004   5716563.9688     1     4     5 
 RIOG   15129.7    1429907.7593  -3495354.7780  -5122698.7030     2     6     5 
 SANT*  15129.5    1769693.4174  -5044574.1709  -3468321.0463     1     1     1 
 SHAO*  15126.5   -2831733.3720   4675666.0100   3275369.4613     0     0     0 
 STJO   15129.5    2612631.1744  -3426807.0296   4686757.8054     3     4    11 
 SUTH   15129.5    5041274.8423   1916054.0910  -3397076.0697     9    16    43 
 THU1*  15129.5     538981.3556  -1388714.8037   6181005.1275     1     1     1 
 TID2*  15129.5   -4460996.2492   2682557.0831  -3674443.5752     1     1     1 
 TIXI   15130.3   -1264873.0954   1569455.7923   6031003.4206     2     1     6 
 TSKB*  15129.5   -3957199.2448   3310199.6889   3737711.6544     2     1     0 
 VILL*  15129.5    4849833.7710   -335049.1174   4116014.8619     1     0     1 
 WES2*  15130.5    1492233.3330  -4458089.4900   4296045.9967     1     0     0 
 WHIT   15129.5   -2218337.8758  -2201205.1122   5543057.5466     2     3     4 
 WTZR*  15129.5    4075580.6442    931853.7226   4801568.0663     1     0     0 
 WUHN   15129.5   -2267749.2725   5009154.2938   3221290.6974     2     3     7 
 YAKZ   15130.5   -1915023.3096   2308213.2015   5610224.9608     4     5     8 
 YAR1*  15129.5   -2389025.6889   5043316.9116  -3078530.5999     2     1     0 
 YELL*  15129.5   -1224452.5639  -2689216.1234   5633638.2616     1     0     1 
 ZWEN*  15129.5    2886325.4910   2155998.4554   5245816.1327     6     2     2 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 107: constrained site MAC1 not in data set                                     
    : constrained site PERT not in data set                                     
    : constrained site WES2 not in data set                                     
    : constrained site KIT3 not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site LHAS has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site SUTH has < 1/2 as many obs as average                                
    : site TSKB has < 1/2 as many obs as average                                
    : CAS1 residual dE > 2*RMS =       1 mm                                     
    : MKEA residual dN > 2*RMS =       3 mm                                     
    : THU1 residual dU > 2*RMS =       2 mm                                     
    : TID2 residual dE > 2*RMS =       3 mm                                     
 108: constrained site GUAM not in data set                                     
    : constrained site SHAO not in data set                                     
    : constrained site MAC1 not in data set                                     
    : constrained site PERT not in data set                                     
    : constrained site WES2 not in data set                                     
    : constrained site KIT3 not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site LHAS has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site SUTH has < 1/2 as many obs as average                                
    : BRMU residual dE > 2*RMS =       2 mm                                     
    : GALA residual dN > 2*RMS =       5 mm                                     
    : SUTH residual dN > 2*RMS =      19 mm                                     
 109: constrained site LHAS not in data set                                     
    : constrained site MATE not in data set                                     
    : constrained site SHAO not in data set                                     
    : constrained site KIT3 not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site SUTH has < 1/2 as many obs as average                                
    : SUTH residual dE > 2*RMS =      34 mm                                     
 110: constrained site GOL2 not in data set                                     
    : constrained site MALI not in data set                                     
    : constrained site SHAO not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site EISL has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site LHAS has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : DAV1 residual dE > 2*RMS =       4 mm                                     
    : LPGS residual dU > 2*RMS =      19 mm                                     
    : MAW1 residual dE > 2*RMS =       9 mm                                     
    : MCM4 residual dU > 2*RMS =       4 mm                                     
 111: constrained site LHAS not in data set                                     
    : constrained site MALI not in data set                                     
    : constrained site OHIG not in data set                                     
    : constrained site SHAO not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site GOL2 has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : ASC1 residual dE > 2*RMS =      43 mm                                     
    : GALA residual dE > 2*RMS =      12 mm                                     
 112: constrained site FORT not in data set                                     
    : constrained site LHAS not in data set                                     
    : constrained site SHAO not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site SUTH has < 1/2 as many obs as average                                
    : KELY residual dE > 2*RMS =       9 mm                                     
 113: constrained site GUAM not in data set                                     
    : constrained site LHAS not in data set                                     
    : constrained site MATE not in data set                                     
    : constrained site SHAO not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site SUTH has < 1/2 as many obs as average                                
    : YELL residual dU > 2*RMS =       2 mm                                     
--------------------------------------------------------------------------------