Subject: [IGSREPORT-5452] Wk 0980 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Thu, 29 Oct 1998 8:33:20 PST

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IGS Electronic Report    Thu Oct 29  8:33:20 PST 1998      Message Number 5452
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0980 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0980 (Dates: 98 Oct 18 - 98 Oct 24)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09807.SUM         this text file                                            
 NGS09807.ERP         Earth rotation parameters for GPS Week 0980               
 NGS09807.SNX         weekly GPS coordinate solutions for GPS Wk 0980           
 NGS0980n.SP3         GPS ephemerides for GPS Week 0980, SP3 format (n=0..6)    
------------------------------------------------------------------------------  
                                                                                
SOLUTION CHARACTERISTICS:                                                       
------------------------------------------------------------------------------  
 Software             page5 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        
------------------------------------------------------------------------        
 291     585167         10.7       27          61               40              
 292     500299         11.2       27          58               38              
 293     534455         10.0       27          56               38              
 294     520281         10.9       27          57               39              
 295     579330         10.0       27          59               39              
 296     559143         10.5       27          57               40              
 297     557304         10.7       27          55               39              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        291      292      293      294      295      296      297           
----------------------------------------------------------------------          
  01      24656    22567    23369    22779    24047    24312    26070           
  02      18312    19961    20885    19499    20638    19639    20218           
  03      21122    19556    20248    18994    20161    21242    21028           
  04      27112E   24952E   25358E   25341E   26854E   24980E   25051E          
  05      10353    11899    14797    15431    17106    14964    14426           
  06      16373    14462    15241    16481    19835    17699    17486           
  07      21209    18544    19894    16879    22635    19810    18628           
  08      25145E   19074E   23792E   19707E   21436    21018    22003           
  09      51542E   33848E   35700    37554    41420    41472    38654           
  10      47612    34498    41010    37196    39786    39556    41792           
  13      43698    40464    43628    43624    50518    44794    43466           
  14      34900    31954    31218    31422    33982    34316    36080           
  15      53596E   48936E   49040E   49450E   52102E   50950E   52000E          
  16      41840    35120    36264    35668    43378    38602    37442           
  17      49112E   41956E   43714E   44862E   47624E   48656E   50300E          
  18      48478    40656    44482    41630    50538    45424    44226           
  19      38184    36042    35436    36426    39138    34206    35680           
  21      35530    32980    32706    33230    35010    39098    37590           
  22      40374    33340    34490    37874    39300    39464    39910           
  23      39512    33718    34564    36036    39238    40770    41824           
  24      51978E   47342E   49942E   47178E   52752E   50770E   48008E          
  25      40444    32724    40284    37858    41832    40142    39310           
  26      39000    27206    34272    34578    36230    37410    37766           
  27      60532E   38616E   45030    39462    49520    43886    41626           
  29      44144    40592    38228    36184    43276    39284    40790           
  30      44318    35914    38856    34244    38928    43984    39672           
  31      36976    32662    32878    35864    38664    38174    38652           
----------------------------------------------------------------------          
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 DRAO EISL   
global: FAIR FORT GALA GODE GOLD GRAZ GUAM HART IISC IRKT KELY KERG KIT3 KOKB   
global: KOSG KOUR KWJ1 LHAS LPGS MAC1 MADR MALI MASP MATE MCM4 MDO1 METS MKEA   
global: NLIB NTUS NYAL OHIG ONSA PERT PIE1 POTS REYK SANT SHAO STJO TAEJ THU1   
global: TIDB TROM TSKB VILL WES2 WHIT WTZR WUHN YAR1 YELL ZWEN                  
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    291      292      293      294      295      296      297    
----------------------------------------------------------------------------    
 ALGO*   222222           12956    13198    13255    11769    11608    13343    
 AREQ*  3 23222   4609              4582     4188     4850     4729     5229    
 ASC1   2222222   2672     3733     3082     2586     3140     2949     1913    
 AUCK   2211122  11574     9448    11561    11158    11661    11681    11322    
 BAHR   4344444   9204     7652     7137     7341     8209     8129     9418    
 BOGT   24323     3310     2379     4045     4127     3442                      
 BRMU*  2222222  11104    10261    11026    11086    10962    11276    11603    
 CAS1   554  55   8327     7287     8215                       7432     8454    
 CHAT   2211122  10692     9034    11008    10827    10293    11459    10642    
 COCO   2         8627                                                          
 CRO1   2222222   6365     5127     7272     7533     6787     7004     7103    
 DAV1*  4556765   8965     8137     8077     4653     5038     7261     7253    
 DRAO*  2212222  13113    10878    13180    13137    13096    13190    13390    
 EISL      2222                              3243     4985     5475     5986    
 FAIR*  3623322  12882     7316    13014    12611    12818    13896    14005    
 FORT*  333       3310     3644     3406                                        
 GALA   4322      3717     2407     3714     4139                               
 GODE   2222222  12281    12973    13138    13248    13136    13096    13116    
 GOLD*  2222222  11625     8757    11570    10822    11279    11656    11631    
 GRAZ*  2211111  13899    11753    13807    12183    13752    13553    14367    
 GUAM*  3432222   5055     4859     5708     5073     5495     5642     5841    
 HART*  2 22222   6573              7081     5219     7366     5064     5952    
 IISC   3332223   5527     4178     4441     3645     5417     4186     4321    
 IRKT*  22 2221   9403     9484              7630    11639     9783    10080    
 KELY   45  55    9917     5005                       8714     8444             
 KERG*  2  2  2   8069                       4981                       6536    
 KIT3*  2 2   1   8542              7545                                8471    
 KOKB*  2222222   9928     6273    10783     6241    11396     7930    10318    
 KOSG*  2211111  12121    13422    13632    13235    13140    13639    10076    
 KOUR*  3323234   3394     2513     4312     4647     4005     3889             
 KWJ1*  3322222   4157     4724     5283     4020     4730     4849     4957    
 LHAS*   2  222            5682                       6206     4791     7309    
 LPGS   22  2     7998     5040                       6814                      
 MAC1*  3624323   9751     8475     9866    10340    10029    10205    10073    
 MADR*  2211221  13557    13001    13429    13022    12214    13161    10097    
 MALI*  3233223   5848     3525     5679     5074     6675     5276     5106    
 MASP*  2222222  10801     8147    10741     7312     7551     8185     6620    
 MATE*  221 221  11956     9637     8697             14285    13944    12485    
 MCM4   5556654   8689     7747     8215     6140     6778     9636    10033    
 MDO1*  2222222  12868     9440    12791    12615    12509    12694    12882    
 METS   22111 1  12164    12208    11071    11238    11657             12536    
 MKEA   2323222   9035     8350     9502     8878     9954     9946     9146    
 NLIB*  2222222  11869    12181    12327    12237    12365    12299    12564    
 NTUS   223222    3723     3722     2527     3067     3560     3416             
 NYAL*  44 6 53  10774     6275              7201              9459    11172    
 OHIG*  2222222   8533     6526     4980     4237     6643     4384     5679    
 ONSA*  2211111  12728    11411    12890    12899    13654    13608    11883    
 PERT*  2222212   8494    12111    12578    12519    12438    12712             
 PIE1*  2222222  13329    11562    13265    12996    12476    12923    13231    
 POTS*  2211221  12905    13249    13629    13583    13702    13888    12226    
 REYK       3                                        11475                      
 SANT*  222222    6949              5504     3848     6431     4861             
 SHAO*  2322222  12328    11689     8799     8938    12405     9621    13049    
 STJO   2221122  11210     9943    11187    12789    10771    10981     9763    
 TAEJ   2332222  12608    12408    12689    12595    12874    13150    12964    
 THU1*     5  4                              9408                      11841    
 TIDB*  2211112  11344     9965    11407    11078    11206    11567    11032    
 TROM*  3633332  11337     7968    11434     8152    10917    10075    11868    
 TSKB*  2322222   9471     9013     9641     9484     9755     9888     9865    
 VILL*  2212221  12685    11696    12930    12639    12119    12865     6389    
 WES2*  2222222  12150    13147    13109    13194    13196    13183    12528    
 WHIT   2623222  12616     6930    12983    12628    12771    13705    13730    
 WTZR*  2211111  13405    13420    12171    14214    13892    14080    13746    
 WUHN   2322222  11562    10848     8957    11950    10818     9416    10807    
 YAR1*  2222212  10834     9152     8374     8963     8971     9203    10287    
 YELL*  4544443  12189     6877    13020    11534    12414    13270    13114    
 ZWEN*   2  11             9038                      12032    11252             
----------------------------------------------------------------------------    
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*  51108.0     918129.4802  -4346071.2366   4561977.8208     0     0     1 
 AREQ*  51107.8    1942826.7519  -5804070.2432  -1796893.9572     1     1     1 
 ASC1   51107.5    6118526.0589  -1572344.6863   -876451.1567     7    50    22 
 AUCK   51107.5   -5105681.0553    461564.0335  -3782181.6994     3     5    13 
 BAHR   51107.5    3633909.0029   4425275.4858   2799861.2971     4     6    12 
 BOGT   51106.5    1744399.1018  -6116037.7521    512731.6432    12    19    48 
 BRMU*  51107.5    2304703.5721  -4874817.1759   3395186.9017     2     2     1 
 CAS1   51107.3    -901776.1678   2409383.4019  -5816748.4378     5     8     7 
 CHAT   51107.5   -4590670.9724   -275482.9369  -4404596.7439     3     5    10 
 COCO   51104.5    -741950.0789   6190961.6298  -1337768.5121     0     0     0 
 CRO1   51107.5    2607771.1768  -5488076.7514   1932767.6967     2     6    19 
 DAV1*  51107.5     486854.5497   2285099.2882  -5914955.7039     3     3     3 
 DRAO*  51107.5   -2059164.7033  -3621108.3954   4814432.3659     1     1     2 
 EISL   51109.0   -1884951.5814  -5357595.8993  -2892890.5237     6    17    17 
 FAIR*  51107.5   -2281621.4668  -1453595.7964   5756961.9028     1     1     1 
 FORT*  51105.5    4985386.6366  -3954998.5857   -428426.4726     1     1     1 
 GALA   51106.0     -33796.0099  -6377522.6130    -82120.8794     5    26    22 
 GODE   51107.5    1130773.8505  -4831253.5714   3994200.4034     4     2     4 
 GOLD*  51107.5   -2353614.1949  -4641385.3709   3676976.4388     1     1     2 
 GRAZ*  51107.5    4194423.9447   1162702.5931   4647245.3351     2     1     1 
 GUAM*  51107.5   -5071312.7836   3568363.5126   1488904.3164     2     3     1 
 HART*  51107.8    5084625.2981   2670366.2628  -2768494.5318     2     1     1 
 IISC   51107.5    1337936.7334   6070317.1136   1427876.5666    12    17    39 
 IRKT*  51107.7    -968332.2321   3794425.4176   5018167.7446     2     2     3 
 KELY   51107.0    1575559.2585  -1941827.9225   5848076.4936     4     7    16 
 KERG*  51107.5    1406337.3347   3918161.1023  -4816167.3826     2     5     3 
 KIT3*  51107.2    1944945.3128   4556652.2199   4004325.9724     2     2     3 
 KOKB*  51107.5   -5543838.1201  -2054587.1424   2387809.7578     2     2     1 
 KOSG*  51107.5    3899225.2348    396731.8485   5015078.3614     1     1     1 
 KOUR*  51107.0    3839591.4240  -5059567.5410    579956.9458     2     4     5 
 KWJ1*  51107.5   -6160880.9684   1339883.0882    960810.5087     3     3     1 
 LHAS*  51108.5    -106937.7391   5549269.5851   3139215.7788     1     2     1 
 LPGS   51106.2    2780102.9651  -4437418.8600  -3629404.5737     3     5     8 
 MAC1*  51107.5   -3464038.5443   1334172.7874  -5169224.2945     3     3     3 
 MADR*  51107.5    4849202.4592   -360329.0764   4114913.1313     2     1     1 
 MALI*  51107.5    4865366.4686   4110737.4819   -331121.6969     3     2     5 
 MASP*  51107.5    5439192.2673  -1522055.5931   2953454.7378     2     2     1 
 MATE*  51107.5    4641949.6856   1393045.3161   4133287.3554     2     1     1 
 MCM4   51107.5   -1311703.2516    310815.0671  -6213255.1373     6     5     9 
 MDO1*  51107.5   -1329998.6929  -5328393.3922   3236504.1888     1     1     1 
 METS   51107.2    2892570.9090   1311843.3660   5512634.0695     3     1     4 
 MKEA   51107.5   -5464105.1149  -2495166.7776   2148290.9957     2     7     8 
 NLIB*  51107.5    -130934.4989  -4762291.7289   4226854.6543     1     1     1 
 NTUS   51107.0   -1508022.7364   6195576.6720    148799.4681     6    13    24 
 NYAL*  51107.5    1202430.6217    252626.6690   6237767.5198     1     1     2 
 OHIG*  51107.5    1525872.5090  -2432481.2988  -5676146.0901     3     2     1 
 ONSA*  51107.5    3370658.6483    711877.0573   5349786.8805     1     1     1 
 PERT*  51107.0   -2368687.0648   4881316.5386  -3341796.0852     2     1     2 
 PIE1*  51107.5   -1640916.8078  -5014781.2049   3575447.1263     2     1     1 
 POTS*  51107.5    3800689.7600    882077.2994   5028791.2586     1     0     1 
 REYK   51108.5    2587384.4695  -1043033.4995   5716563.9846     0     0     0 
 SANT*  51107.3    1769693.3791  -5044574.1594  -3468321.0477     3     1     2 
 SHAO*  51107.5   -2831733.3192   4675666.0237   3275369.4950     2     3     1 
 STJO   51107.5    2612631.2057  -3426807.0240   4686757.8086     2     4     4 
 TAEJ   51107.5   -3120422.9679   4086355.4331   3761769.5946     2     4     4 
 THU1*  51109.0     538981.3905  -1388714.7915   6181005.1289     1     1     1 
 TIDB*  51107.5   -4460996.2000   2682557.0691  -3674443.6144     4     2     3 
 TROM*  51107.5    2102940.3163    721569.4019   5958192.1129     1     2     1 
 TSKB*  51107.5   -3957199.2335   3310199.6808   3737711.6866     3     2     2 
 VILL*  51107.5    4849833.7874   -335049.1422   4116014.8498     2     2     1 
 WES2*  51107.5    1492233.3616  -4458089.4771   4296046.0002     1     1     1 
 WHIT   51107.5   -2218337.8350  -2201205.1121   5543057.5759     4     5     5 
 WTZR*  51107.5    4075580.6685    931853.7005   4801568.0573     1     1     0 
 WUHN   51107.5   -2267749.2062   5009154.2938   3221290.7231     2     5     5 
 YAR1*  51107.5   -2389025.6272   5043316.8821  -3078530.6516     2     1     1 
 YELL*  51107.5   -1224452.5273  -2689216.1085   5633638.2743     1     2     1 
 ZWEN*  51107.8    2886325.5168   2155998.4325   5245816.1451     2     2     1 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 291: constrained site ALGO not in data set                                     
    : constrained site LHAS not in data set                                     
    : constrained site ZWEN not in data set                                     
    : constrained site THU1 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 FORT has < 1/2 as many obs as average                                
    : site GALA 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 NTUS has < 1/2 as many obs as average                                
    : KOKB residual dE > 2*RMS =       4 mm                                     
    : MKEA residual dE > 2*RMS =      15 mm                                     
    : SHAO residual dU > 2*RMS =       2 mm                                     
 292: constrained site AREQ not in data set                                     
    : constrained site HART not in data set                                     
    : constrained site KERG not in data set                                     
    : constrained site KIT3 not in data set                                     
    : constrained site SANT not in data set                                     
    : constrained site THU1 not in data set                                     
    : 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 ASC1 has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : site IISC 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                                
    : VILL residual dE > 2*RMS =       4 mm                                     
    : WUHN residual dE > 2*RMS =      10 mm                                     
 293: constrained site IRKT not in data set                                     
    : constrained site KERG not in data set                                     
    : constrained site NYAL not in data set                                     
    : constrained site LHAS not in data set                                     
    : constrained site ZWEN not in data set                                     
    : constrained site THU1 not in data set                                     
    : 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 FORT has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site KOUR has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
 294: constrained site FORT not in data set                                     
    : constrained site KIT3 not in data set                                     
    : constrained site MATE not in data set                                     
    : constrained site LHAS not in data set                                     
    : constrained site ZWEN not in data set                                     
    : 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 EISL has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : site IISC 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                                
    : site OHIG has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
 295: constrained site FORT not in data set                                     
    : constrained site KERG not in data set                                     
    : constrained site KIT3 not in data set                                     
    : constrained site NYAL not in data set                                     
    : constrained site THU1 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 KOUR 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                                
    : MATE residual dN > 2*RMS =       4 mm                                     
    : TSKB residual dE > 2*RMS =       5 mm                                     
 296: constrained site FORT not in data set                                     
    : constrained site KERG not in data set                                     
    : constrained site KIT3 not in data set                                     
    : constrained site THU1 not in data set                                     
    : 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 IISC 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 LHAS has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : site OHIG has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
 297: constrained site FORT not in data set                                     
    : constrained site KOUR not in data set                                     
    : constrained site PERT not in data set                                     
    : constrained site SANT not in data set                                     
    : constrained site ZWEN not in data set                                     
    : 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 ASC1 has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : IISC residual dE > 2*RMS =      35 mm                                     
    : TROM residual dU > 2*RMS =       1 mm                                     
--------------------------------------------------------------------------------

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