Subject: [IGSREPORT-4803] Wk 0952 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Thu, 16 Apr 1998 6:01:12 PDT

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IGS Electronic Report    Thu Apr 16  6:01:12 PDT 1998      Message Number 4803
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0952 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0952 (Dates: 98 Apr 05 - 98 Apr 11)                
******************************************************************************* 
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]      
          Paul Spofford   301-713-3205 ext.158   [email-masked]      
fax:                      301-713-4322                                          

PRODUCTS SENT TO CDDIS:                                                         
------------------------------------------------------------------------------  
 NGS09527.SUM         this text file                                            
 NGS09527.ERP         Earth rotation parameters for GPS Week 0952               
 NGS09527.SNX         weekly GPS coordinate solutions for GPS Wk 0952           
 NGS0952n.SP3         GPS ephemerides for GPS Week 0952, SP3 format (n=0..6)    
------------------------------------------------------------------------------  
                                                                                
SOLUTION CHARACTERISTICS:                                                       
------------------------------------------------------------------------------  
 Software             page4 developed at NOAA                                   
 Terr. Ref. Frame     nominally, ITRF96 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        
------------------------------------------------------------------------        
 095     596840         10.2       27          62               40              
 096     579032         10.3       27          62               42              
 097     534733         10.0       27          55               39              
 098     522538         10.0       27          57               39              
 099     545410         10.3       27          59               39              
 100     538922         10.3       27          58               38              
 101     522680         10.0       27          57               39              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        095      096      097      098      099      100      101           
----------------------------------------------------------------------          
  01      22251    23059    19960    19951    21037    19493    20655           
  02      20309    19392    17553    17973    17174    18487    17994           
  03      24595    21672    20826    21640    21568    20110    20256           
  04      26931E   25766E   23869E   22684E   24143E   24723E   22669E          
  05      13353    14291    12719    13221    13446    12673    13684           
  06      22353    16388    13947    14843    16650    16246    16078           
  07      16511    15905    14557    15178    15011    14882    14108           
  08      24233E   24194E   22811E   21243E   22856E   23016E   22526E          
  09      50386E   48318E   44704E   41524E   45782E   45208E   45886E          
  10      43940    45364    42436    41096    41618    41456    40354           
  13      41746    40762    38554    37526    40718    38994    36392           
  14      37336    36302    33732    33842    35016    35708    35810           
  15      48136E   46800E   46126E   40924E   44904E   43078E   42106E          
  16      43292    39424    36492    33986    35534    33678    33200           
  17      34698E   52190E   47350E   44222E   45904E   47156E   44378E          
  18      42146    36480    34400    35086    37536    37894    34568           
  19      49990E   44636E   47288E   46414E   46670E   46136E   45426E          
  21      47686    47814    44990    45782    45384    46700    43974           
  22      43510    42506    37486    32576    35568    35298    32294           
  23      44492    39168    32478    34454    30762    31026    32552           
  24      54884E   50644E   45024E   44484E   49062E   48224E   48178E          
  25      55734E   57904E   52076E   51902E   55158E   56206E   52654E          
  26      43882    40404    35800    36446    37576    35168    34636           
  27      52314E   51400E   48494E   49900E   49098E   50120E   49092E          
  29      42718    43100    38950    38490    40902    37278    38312           
  30      45008    42920    40558    35386    41952    41256    35846           
  31      30710    30594    30044    27570    27906    28000    23762           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BAHR BOGT BRMU CAS1 CHAT COCO CRO1 DAV1 DGAR DRAO   
global: EISL FAIR FORT GODE GOLD GRAZ GUAM HART HOB2 IRKT KELY KERG KIT3 KOKB   
global: KOSG KOUR KSTU KWJ1 LHAS LPGS MAC1 MADR MALI MASP MATE MCM4 MDO1 MKEA   
global: NLIB NTUS NYAL ONSA PERT PIE1 POTS RCM6 REYK SANT SHAO STJO TAEJ TAHI   
global: TIDB TROM TSKB WES2 WHIT WTZR WUHN YAR1 YELL ZWEN                       
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    095      096      097      098      099      100      101    
----------------------------------------------------------------------------    
 ALGO*  1121122  11647    11360    13180    13063    10844    11733    10612    
 AREQ*  2233222   3206     2241     1925     1660     2399     1855     1441    
 ASC1   222       4322     3022     4525                                        
 AUCK   1 22222  11288             10960    11075    10149    11088    11039    
 BAHR   3333343   9124     9250     9264     8030     6662     7586     9532    
 BOGT   2333222   3725     2764     3479     3305     3290     3115     2382    
 BRMU*  1222222   9118     7173     9589     9598     9518     9381     7998    
 CAS1   44 5444   7885     8163              6448     9457     9061     8929    
 CHAT   1122222  10874    10735    11338    10832    10662     9316    10908    
 COCO   33 3333   8118     7786              8259     8159     8111     7513    
 CRO1   2 22222   7874              7573     7171     7335     6992     6586    
 DAV1*  34 3444   8630     9467              7118    10478     8028     9780    
 DGAR   22 2222   3395     1804              3399     1385     3823     2603    
 DRAO*  1121122  11704    11294    11729    11492    10643    11171    11150    
 EISL   2222222   7584     5415     3804     4174     4794     4314     3809    
 FAIR*  1112     13263    13979    13993    13827                               
 FORT*  2222222   4837     3730     4691     5768     5242     4831     4756    
 GODE*  1111122  12361    13204    13369    12633    13439    13401    13397    
 GOLD*  2222222  12241    12878    11663    12256    11760    10877    11463    
 GRAZ*  1112221  13634    13451    13855    11834    13505    13184    13198    
 GUAM*  2222223   5769     5866     5441     5423     5905     6088     5019    
 HART*  112 222   6892     6669     5908              5550     6086     6501    
 HOB2*   2 222            11833             10914    11114    11127             
 IRKT*  22 2222  12090    10295             11394    10926    10902    10075    
 KELY   23  433   9757     8371                       5902     8910     6624    
 KERG*   22 2 2            9152     8052              9045              9090    
 KIT3*  2222  2  10523     7729     8124     9998                       9636    
 KOKB*  2222222  10380     5725    11205     5275     7933     5453     5206    
 KOSG*  1112221  12375    13036    13071    10656    11410    11739    12248    
 KOUR*  2222222   5732     4481     4844     5230     5694     4925     4797    
 KSTU   2  222   11636                      11670    13469    13652             
 KWJ1*  2332324   4757     4754     4287     4438     4770     5161     4003    
 LHAS*  2222222   9169     6347     5472     9606     6599     7381     7843    
 LPGS   222      11373     6731     9150                                        
 MAC1*  1222222  10051    10646    10952    10051     8294     8532    10334    
 MADR*  1212 22  11190    11617    12612    10226             11913    11527    
 MALI*  2233332   5132     4181     4648     4173     3152     4621     4473    
 MASP*  2222222   8598     9444    10394     8550     9508     9830     8156    
 MATE*  1222222  14436    14191    12437    11321    14310    14103    13227    
 MCM4   3333455  10432     9520    10629     7731     9895     9247     8559    
 MDO1*  122222   11608    11624    12774    11943    10423    10321             
 MKEA   2222233   9140     8886     9949     6919     7104     6496     6540    
 NLIB*  1121122  12068    11645    12308    12331    12788    12047    11448    
 NTUS   3322      3570     3269     4613     4050                               
 NYAL*  2322433  11952    11905    11784    11130     8566    11008    11324    
 ONSA*   112  1           12915    13172     8227                      10047    
 PERT*  2122222  10569    10820    10926    10003    11198    10892    10043    
 PIE1*  1222222  10663    12000    11744    11620     9292     8802    10508    
 POTS*  1 11221  13850             13877    10085    13700    12515    12415    
 RCM6   1222222  12790    11824    12506    11877    12709    12335    12439    
 REYK   12 2232  11394    11344              9767    11273    10763    11178    
 SANT*  2222222   7812     5258     5011     3150     4071     3192     2793    
 SHAO*  22222     7962     7698    10438     7410     9772                      
 STJO   1111122   9054    10407     9991     9292    10559    10358     9029    
 TAEJ    222222           11318    11951     9425    11869    12165    11665    
 TAHI   22  23    5812     2555                        996     1119             
 TIDB*  2222222  10983    13658    10392    12236    10853    11662     9565    
 TROM*  2222243  11837    11921    11695    10815     6674    10594    11181    
 TSKB*  222 222   6319     9805     9853             10120     8051     7868    
 WES2*  112 222  13742    12812    12707             13069    13118    12488    
 WHIT   1111222  13737    13290    13861    13771    13300    11955    12253    
 WTZR*  1112221  13992    13437    13653    12876    13921    13933    13556    
 WUHN   222 222  10681    10659     8461              9930    11029    11081    
 YAR1*  2122222   8807    10872     9502     8852    11302    11326    10174    
 YELL*  2233333  13858    12053    13531    13320    12995    12442    12145    
 ZWEN*  12 2221  11785    11661             10208    11794    11926    11693    
----------------------------------------------------------------------------    
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*  50911.5     918129.4890  -4346071.2341   4561977.8169     1     0     1 
 AREQ*  50911.5    1942826.7457  -5804070.2448  -1796893.9618     0     0     0 
 ASC1   50909.5    6118526.1584  -1572344.6160   -876451.1607    11    47    46 
 AUCK   50911.8   -5105681.0333    461564.0305  -3782181.7076     5     5    11 
 BAHR   50911.5    3633909.0104   4425275.4876   2799861.2846     4     4    11 
 BOGT   50911.5    1744399.0750  -6116037.7646    512731.6254     6    13    23 
 BRMU*  50911.5    2304703.5795  -4874817.1750   3395186.8995     1     1     1 
 CAS1   50911.7    -901776.1562   2409383.4010  -5816748.4279     4     9     7 
 CHAT   50911.5   -4590670.9554   -275482.9585  -4404596.7504     6     8     9 
 COCO   50911.7    -741950.0672   6190961.6288  -1337768.5205     5    15    20 
 CRO1   50911.8    2607771.1766  -5488076.7643   1932767.6964     4     7    16 
 DAV1*  50911.7     486854.5546   2285099.2921  -5914955.7023     2     1     2 
 DGAR   50911.7    1916269.7438   6029977.3412   -801720.1595    14    79   123 
 DRAO*  50911.5   -2059164.6959  -3621108.3969   4814432.3657     3     2     1 
 EISL   50911.5   -1884951.6864  -5357595.9508  -2892890.5501     7    13    43 
 FAIR*  50910.0   -2281621.4551  -1453595.7943   5756961.9089     0     0     0 
 FORT*  50911.5    4985386.6359  -3954998.5826   -428426.4808     2     1     1 
 GODE*  50911.5    1130773.8514  -4831253.5672   3994200.3949     1     1     1 
 GOLD*  50911.5   -2353614.1874  -4641385.3650   3676976.4409     2     4     4 
 GRAZ*  50911.5    4194423.9528   1162702.5831   4647245.3308     1     0     1 
 GUAM*  50911.5   -5071312.7870   3568363.5060   1488904.3155     2     1     0 
 HART*  50911.5    5084625.2971   2670366.2507  -2768494.5441     2     3     1 
 HOB2*  50911.7   -3950071.4137   2522415.1934  -4311638.3137     1     1     2 
 IRKT*  50911.7    -968332.2110   3794425.4172   5018167.7462     2     2     2 
 KELY   50911.7    1575559.2623  -1941827.9326   5848076.4787     5    13    14 
 KERG*  50911.7    1406337.3366   3918161.1056  -4816167.3753     6     4     3 
 KIT3*  50910.9    1944945.3269   4556652.2171   4004325.9755     2     2     1 
 KOKB*  50911.5   -5543838.1155  -2054587.1748   2387809.7431     1     0     0 
 KOSG*  50911.5    3899225.2444    396731.8391   5015078.3570     1     1     1 
 KOUR*  50911.5    3839591.4247  -5059567.5403    579956.9420     1     3     2 
 KSTU   50911.5    -174281.7359   3571333.0271   5264196.0622     2     2     5 
 KWJ1*  50911.5   -6160880.9808   1339883.0520    960810.4965     1     1     0 
 LHAS*  50911.5    -106937.7221   5549269.5913   3139215.7699     1     2     1 
 LPGS   50909.5    2780102.9862  -4437418.8632  -3629404.5877     3    16    16 
 MAC1*  50911.5   -3464038.5329   1334172.7739  -5169224.3083     3     1     2 
 MADR*  50911.3    4849202.4628   -360329.0881   4114913.1182     1     1     0 
 MALI*  50911.5    4865366.4787   4110737.4734   -331121.7062     2     2     3 
 MASP*  50911.5    5439192.2672  -1522055.6038   2953454.7300     2     1     0 
 MATE*  50911.5    4641949.6949   1393045.3051   4133287.3495     1     0     0 
 MCM4   50911.5   -1311703.2653    310815.0674  -6213255.1722    12     8    14 
 MDO1*  50911.0   -1329998.6855  -5328393.3896   3236504.1908     1     0     0 
 MKEA   50911.5   -5464105.1091  -2495166.8211   2148290.9879     4     9     6 
 NLIB*  50911.5    -130934.4913  -4762291.7298   4226854.6571     1     0     1 
 NTUS   50910.0   -1508022.7297   6195576.6788    148799.4645     4    37     8 
 NYAL*  50911.5    1202430.6307    252626.6646   6237767.5177     0     1     0 
 ONSA*  50911.5    3370658.6558    711877.0508   5349786.8756     1     0     0 
 PERT*  50911.5   -2368687.0390   4881316.5323  -3341796.1067     2     2     2 
 PIE1*  50911.5   -1640916.8016  -5014781.2018   3575447.1311     1     0     1 
 POTS*  50911.8    3800689.7666    882077.2918   5028791.2548     1     0     0 
 RCM6   50911.5     961334.7342  -5674074.0983   2740535.1272     2     5     8 
 REYK   50911.7    2587384.4774  -1043033.4959   5716563.9834     4     4     6 
 SANT*  50911.5    1769693.3669  -5044574.1540  -3468321.0527     0     0     0 
 SHAO*  50910.5   -2831733.3004   4675666.0323   3275369.5020     1     1     1 
 STJO   50911.5    2612631.2278  -3426807.0268   4686757.8063     5     8     6 
 TAEJ   50912.0   -3120422.9513   4086355.4451   3761769.6004     3     3     8 
 TAHI   50911.0   -5246568.8583  -3076989.4375  -1913777.5033    25    57    95 
 TIDB*  50911.5   -4460996.1806   2682557.0756  -3674443.6410     1     2     1 
 TROM*  50911.5    2102940.3252    721569.3966   5958192.1097     1     0     0 
 TSKB*  50911.5   -3957199.2333   3310199.6769   3737711.6910     1     1     1 
 WES2*  50911.5    1492233.3665  -4458089.4739   4296046.0022     1     1     1 
 WHIT   50911.5   -2218337.8300  -2201205.1027   5543057.5711     3     3     7 
 WTZR*  50911.5    4075580.6767    931853.6915   4801568.0536     1     0     0 
 WUHN   50911.5   -2267749.1889   5009154.2988   3221290.7256     3     6     4 
 YAR1*  50911.5   -2389025.6021   5043316.8808  -3078530.6762     1     1     0 
 YELL*  50911.5   -1224452.5164  -2689216.1056   5633638.2753     1     1     0 
 ZWEN*  50911.7    2886325.5242   2155998.4224   5245816.1411     1     1     1 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 095: constrained site HOB2 not in data set                                     
    : constrained site KERG not in data set                                     
    : constrained site ONSA 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 05    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 AREQ has < 1/2 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : KWJ1 residual dE > 2*RMS =       2 mm                                     
    : MCM4 residual dE > 2*RMS =      16 mm                                     
    : RCM6 residual dE > 2*RMS =       9 mm                                     
    : SANT residual dE > 2*RMS =       1 mm                                     
 096: constrained site POTS 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 05    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 AREQ has < 1/2 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site KOUR has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : COCO residual dE > 2*RMS =      30 mm                                     
    : MAC1 residual dU > 2*RMS =       4 mm                                     
 097: constrained site DAV1 not in data set                                     
    : constrained site IRKT not in data set                                     
    : constrained site ZWEN not in data set                                     
    : constrained site HOB2 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 05    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                                
    : site AREQ has < 1/2 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site BOGT 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 KOUR has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : BOGT residual dE > 2*RMS =      30 mm                                     
    : MADR residual dN > 2*RMS =       3 mm                                     
 098: constrained site WES2 not in data set                                     
    : constrained site TSKB not in data set                                     
    : constrained site HART not in data set                                     
    : constrained site KERG 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 05    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 AREQ has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site EISL has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : CHAT residual dN > 2*RMS =      13 mm                                     
    : GUAM residual dN > 2*RMS =       4 mm                                     
    : IRKT residual dU > 2*RMS =       4 mm                                     
    : MAC1 residual dN > 2*RMS =       6 mm                                     
    : MALI residual dE > 2*RMS =       5 mm                                     
 099: constrained site FAIR not in data set                                     
    : constrained site KIT3 not in data set                                     
    : constrained site MADR not in data set                                     
    : constrained site ONSA 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 05    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 AREQ has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
 100: constrained site FAIR not in data set                                     
    : constrained site KIT3 not in data set                                     
    : constrained site SHAO not in data set                                     
    : constrained site KERG not in data set                                     
    : constrained site ONSA 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 05    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                                
    : site AREQ has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site EISL has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : KOUR residual dN > 2*RMS =       3 mm                                     
    : KOUR residual dE > 2*RMS =       7 mm                                     
    : MKEA residual dE > 2*RMS =      20 mm                                     
 101: constrained site FAIR not in data set                                     
    : constrained site MDO1 not in data set                                     
    : constrained site SHAO not in data set                                     
    : constrained site HOB2 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 05    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                                
    : site AREQ has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site EISL has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : PIE1 residual dN > 2*RMS =       2 mm                                     
    : WHIT residual dN > 2*RMS =       7 mm                                     
--------------------------------------------------------------------------------

[Mailed From: bill kass <[email-masked]>]