Subject: [IGSREPORT-5566] Wk 0986 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Thu, 10 Dec 1998 10:29:29 PST

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IGS Electronic Report    Thu Dec 10 10:29:29 PST 1998      Message Number 5566
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0986 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0986 (Dates: 98 Nov 29 - 98 Dec 05)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09867.SUM         this text file                                            
 NGS09867.ERP         Earth rotation parameters for GPS Week 0986               
 NGS09867.SNX         weekly GPS coordinate solutions for GPS Wk 0986           
 NGS0986n.SP3         GPS ephemerides for GPS Week 0986, 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        
------------------------------------------------------------------------        
 333     589157         10.2       27          61               40              
 334     538148         10.0       27          57               38              
 335     565500         10.5       27          61               39              
 336     591021         10.0       27          60               39              
 337     599525         10.3       27          61               39              
 338     564778         10.5       27          59               38              
 339     554309         10.9       27          60               39              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        333      334      335      336      337      338      339           
----------------------------------------------------------------------          
  01      24791    21063    23469    25200    25430    24538    24808           
  02      27646E   23553E   12998E   28196E   29227E   26284E   19177           
  03      18700    16053    17843    18324    18524    17065    16540           
  04      21029    20586    21853    20237    21449    20716    21182           
  05      26699E   24449E   26174E   26111E   26723E   24416E   17859E          
  06      17714    17023    18881    18424    18260    17368    16885           
  07      21678    20778    23117    23924    23483    22149    22906           
  08      20834    19877    18100    21090    20036    17199    19329           
  09      40266    36228    44274    41368    44152    39678    44446           
  10      43348    39364    44752    44872    44940E   54202E   56094E          
  13      45206    44294    45284    44164    47866    39354    44158           
  14      40434    34010    38050    38060    38966    34150    36344           
  15      40922    38798    38668    40690    42014    38404    38000           
  16      37522    36564    38744    39692    40614    38496    38226           
  17      37546    32126    36578    37622    39592    39736    38384           
  18      51688    43094    48184    48174    47360    47054    49216           
  19      40772    36034    40614    41488    41770    38520    34274           
  21      44088    38534    40154    42588    40704    50410E   46838E          
  22      50228E   44518E   50960E   51336E   51070E   49354E   42328E          
  23      40576    39416    42400    41576    41646    36956    36008           
  24      48596    45012    47538    49248    48994    39454    40634           
  25      43124    36982    39932    43278    41546    36436    32048           
  26      40288    40638    36414    38214    42952    34750    37926           
  27      46186    44534    46884    46686    50420    46500    49004           
  29      38998    36646    39304    39982    37858    41060    36218           
  30      53118E   49468E   52658E   52968E   53580E   50306E   50744E          
  31      37226    33272    34738    37024    36742    35266    40356           
----------------------------------------------------------------------          
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 GALA GODE GOLD GRAZ GUAM HART HOB2 IISC IRKT KELY KERG   
global: KOKB KOSG KOUR KSTU KWJ1 LPGS MAC1 MADR MALI MASP MATE MCM4 MDO1 METS   
global: NLIB NTUS NYAL ONSA PERT PIE1 POTS REYK SANT SHAO STJO TAEJ THU1 TIDB   
global: TSKB VILL WES2 WHIT WTZR WUHN YAR1 YELL ZWEN                            
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    333      334      335      336      337      338      339    
----------------------------------------------------------------------------    
 ALGO*  2222222  13407    13092    13518    13224    13285    13214    13174    
 AREQ*  33333 3   5027     3850     4509     5764     4575              4309    
 ASC1   3233 33   2949     2985     2071     2595              2615     2952    
 AUCK   2223222  10888    10712    11274    10948    10971    11387    10978    
 BAHR   4 3423    8391              7098     8282     7629     4568             
 BOGT   3433333   2801     2914     2754     4760     2909              2983    
 BRMU*  2222222  11999    11811    11095    11967    11374    11592    11489    
 CAS1   4545666   9214     8052     8949     7491     7544     6240     6523    
 CHAT   2222222  11104    10852    10481    10946    10930    10736    10467    
 COCO   2222232   7934     8055     9698     9189     9050     8060     7935    
 CRO1   2222222   7422     7520     6481     7380     6849     6781     6884    
 DAV1*  4544556   5920     6070     8327     7276     6891     6290     6171    
 DGAR   2222 22   1761     2414     2463     2296              2851     3331    
 DRAO*  2221222  13662    12934    12772    13697    13439    13053    13043    
 EISL   2222222   5036     5372     5546     6122     5627     3560     4938    
 FAIR*  2331223  13542    13258    13007    14120    13614    13600    12525    
 FORT*  44444 4   3292     3600     2564     3016     3216              3080    
 GALA     3 322                     4220              4156     4668     3523    
 GODE   2222222  14076    13216    12583    14092    13310    13683    13507    
 GOLD*  2222222  11681    12783    12535    11509    11478    11102    13114    
 GRAZ*  2211111  14153    13466    11724    14334    12171    14193    14403    
 GUAM*  2222222   5939     6230     5669     5807     5927     4898     6086    
 HART*  2223322   4765     6244     6152     6430     7984     8044     7943    
 HOB2*  222  22  13115    12804    12888                      12798    12366    
 IISC       332                                       3686     3460     3867    
 IRKT*  1111111  11896     9167    12049    11889    12269     7528    11237    
 KELY   4553456  11115     9759    10992    12733    10636    10068     7462    
 KERG*  322       2426     3578     8998                                        
 KOKB*  2222222   6571     6463     5832     6057     7527     6451     5698    
 KOSG*  1221111  13385    12835    12945    12837    13548    13037    12952    
 KOUR*  5456655   3470     3696     2775     3590     3223     3216     3100    
 KSTU       1                                         9553                      
 KWJ1*  2222222   5426     5883     4868     4907     4985     3508     4810    
 LPGS   3 322     5088              4911     6094     5270                      
 MAC1*  2332233  11227    10785    10423    11095    10853     9289    10144    
 MADR*  2222121  13709    11669     7825     8920    12781    11281    11947    
 MALI*  2223222   4178     4467     4564     4856     6015     4848     5021    
 MASP*  2222222  12232    11830    11641    12089    11140     6839    10385    
 MATE*  22 1111  12347    12603             12478    13348     7981     9586    
 MCM4   4544566   9995     7951     7871     8741     8127     8243     7149    
 MDO1*  2222222  13268    12160    12263    13085    12988    10145    12918    
 METS   1221111  11517     9236    11539    11395    11304    11668    11331    
 NLIB*  2222222  12792    12066    11955    12644    12545    12525    12511    
 NTUS   2223232   4079     3931     4205     3969     4429     3649     4347    
 NYAL*  5 43456   2158             10053    12254     8646     9540     7696    
 ONSA*  12 1111  13071    12784             12853    12785    13014    13131    
 PERT*  2212222  11245    12089    12389    11925    12240    12379    13186    
 PIE1*  2222222  13559    12363    12324    13414    13334    13179    13172    
 POTS*  1 2111   14146             12944    14145    14275    14041             
 REYK   2421223  10910     9397    10101    11145     9725    10480     9840    
 SANT*  2221111   2866     2909     4910     6252     5360     3560     5229    
 SHAO*  2222222   9692     9666     9675     9577     9869     9829     9580    
 STJO   2222222  12841    12866    12318    12731    12720    12797    12694    
 TAEJ   2222222   9195    12693    12114    12093    12240    12338    11944    
 THU1*  4643556   9163     9595    10616    12349    10482    10066     8619    
 TIDB*  2222222  11667    11387    11816    11020    10961    11844    11477    
 TSKB*   222222            9797     9205     9438     9888     9640     9723    
 VILL*  2221122  13153    12310    10958    11504    12476    11910    11870    
 WES2*  2222222  13526    13234    12871    13433    13571    13350    13241    
 WHIT   1221222  13501    10836    11027    14121    13573    13275    10720    
 WTZR*  1221111  14295    14245    14244    14208    14275    14126    14340    
 WUHN   2222222  12307    12533    12787    12343    12986    12998    12632    
 YAR1*  2212322   8698     8844     9602     8916     9313     8569     8987    
 YELL*  3432344  13353    11940    12391    13711    12788    12074    11903    
 ZWEN*  1 21111  10549             10978    10477    11024    10967    10248    
----------------------------------------------------------------------------    
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*  51149.5     918129.4786  -4346071.2357   4561977.8222     2     1     1 
 AREQ*  51149.2    1942826.7525  -5804070.2450  -1796893.9537     1     0     1 
 ASC1   51149.3    6118526.0859  -1572344.7184   -876451.1659     7     5    26 
 AUCK   51149.5   -5105681.0688    461564.0339  -3782181.7079     4     6     6 
 BAHR   51149.3    3633908.9991   4425275.4874   2799861.3068     4     9     9 
 BOGT   51149.2    1744399.0905  -6116037.7591    512731.6393     6    12    29 
 BRMU*  51149.5    2304703.5722  -4874817.1773   3395186.9013     2     1     1 
 CAS1   51149.5    -901776.1655   2409383.3887  -5816748.4324     4     7     8 
 CHAT   51149.5   -4590670.9762   -275482.9325  -4404596.7426     4     5    10 
 COCO   51149.5    -741950.1009   6190961.6488  -1337768.5023     3     8    21 
 CRO1   51149.5    2607771.1865  -5488076.7580   1932767.6984     5     8    14 
 DAV1*  51149.5     486854.5511   2285099.2846  -5914955.7021     2     3     3 
 DGAR   51149.3    1916269.6792   6029977.3567   -801720.1227    14    84    61 
 DRAO*  51149.5   -2059164.7077  -3621108.3953   4814432.3667     1     2     1 
 EISL   51149.5   -1884951.6219  -5357595.8955  -2892890.5281     7    16    23 
 FAIR*  51149.5   -2281621.4686  -1453595.7955   5756961.9024     1     1     1 
 FORT*  51149.2    4985386.6370  -3954998.5851   -428426.4713     1     2     2 
 GALA   51150.7     -33796.0091  -6377522.6434    -82120.8837     2     3     6 
 GODE   51149.5    1130773.8500  -4831253.5772   3994200.4044     1     2     7 
 GOLD*  51149.5   -2353614.1999  -4641385.3707   3676976.4397     1     1     4 
 GRAZ*  51149.5    4194423.9414   1162702.5947   4647245.3359     2     0     1 
 GUAM*  51149.5   -5071312.7807   3568363.5117   1488904.3202     2     3     2 
 HART*  51149.5    5084625.2984   2670366.2641  -2768494.5322     2     1     1 
 HOB2*  51149.3   -3950071.4435   2522415.1914  -4311638.2887     2     1     2 
 IISC   51151.5    1337936.7349   6070317.1074   1427876.5718    16    30     5 
 IRKT*  51149.5    -968332.2322   3794425.4140   5018167.7394     2     3     1 
 KELY   51149.5    1575559.2472  -1941827.9274   5848076.4957     2     5     7 
 KERG*  51147.5    1406337.3354   3918161.1011  -4816167.3853     5     1     2 
 KOKB*  51149.5   -5543838.1212  -2054587.1347   2387809.7610     1     1     1 
 KOSG*  51149.5    3899225.2344    396731.8527   5015078.3602     2     1     0 
 KOUR*  51149.5    3839591.4253  -5059567.5418    579956.9456     2     4     2 
 KSTU   51150.5    -174281.7790   3571333.0305   5264196.0489     0     0     0 
 KWJ1*  51149.5   -6160880.9677   1339883.0959    960810.5125     2     2     1 
 LPGS   51148.7    2780102.9778  -4437418.8720  -3629404.5882     7    11    18 
 MAC1*  51149.5   -3464038.5451   1334172.7882  -5169224.2952     1     3     1 
 MADR*  51149.5    4849202.4575   -360329.0754   4114913.1340     1     1     1 
 MALI*  51149.5    4865366.4650   4110737.4821   -331121.6924     3     4     5 
 MASP*  51149.5    5439192.2662  -1522055.5909   2953454.7401     2     1     1 
 MATE*  51149.7    4641949.6832   1393045.3186   4133287.3572     1     1     1 
 MCM4   51149.5   -1311703.2465    310815.0626  -6213255.1456     4     6     7 
 MDO1*  51149.5   -1329998.6932  -5328393.3916   3236504.1865     1     1     1 
 METS   51149.5    2892570.9068   1311843.3646   5512634.0665     2     2     5 
 NLIB*  51149.5    -130934.5013  -4762291.7311   4226854.6560     1     1     1 
 NTUS   51149.5   -1508022.7292   6195576.7046    148799.4732     1    14     7 
 NYAL*  51149.8    1202430.6207    252626.6683   6237767.5200     1     1     2 
 ONSA*  51149.7    3370658.6478    711877.0607   5349786.8812     1     1     1 
 PERT*  51149.5   -2368687.0718   4881316.5375  -3341796.0775     2     2     3 
 PIE1*  51149.5   -1640916.8100  -5014781.2039   3575447.1233     2     1     1 
 POTS*  51149.3    3800689.7588    882077.3011   5028791.2591     0     0     1 
 REYK   51149.5    2587384.4634  -1043033.4988   5716563.9924     2     3     3 
 SANT*  51149.5    1769693.3830  -5044574.1608  -3468321.0471     2     1     1 
 SHAO*  51149.5   -2831733.3212   4675666.0225   3275369.4923     2     1     3 
 STJO   51149.5    2612631.2068  -3426807.0209   4686757.8101     2     5    10 
 TAEJ   51149.5   -3120422.9677   4086355.4262   3761769.5877     2     3     4 
 THU1*  51149.5     538981.3920  -1388714.7913   6181005.1309     2     2     1 
 TIDB*  51149.5   -4460996.2043   2682557.0687  -3674443.6107     2     1     2 
 TSKB*  51150.0   -3957199.2326   3310199.6796   3737711.6838     2     1     2 
 VILL*  51149.5    4849833.7868   -335049.1401   4116014.8529     1     2     1 
 WES2*  51149.5    1492233.3602  -4458089.4774   4296046.0017     1     1     1 
 WHIT   51149.5   -2218337.8340  -2201205.1065   5543057.5692     2     3     6 
 WTZR*  51149.5    4075580.6669    931853.7025   4801568.0578     1     0     0 
 WUHN   51149.5   -2267749.2063   5009154.2959   3221290.7215     3     2     8 
 YAR1*  51149.5   -2389025.6332   5043316.8854  -3078530.6429     1     1     1 
 YELL*  51149.5   -1224452.5316  -2689216.1101   5633638.2731     1     1     1 
 ZWEN*  51149.8    2886325.5140   2155998.4326   5245816.1466     3     2     1 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 333: constrained site TSKB not in data set                                     
    : 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 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 HART has < 1/2 as many obs as average                                
    : site KERG 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 NYAL has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : AUCK residual dU > 2*RMS =      15 mm                                     
    : MAC1 residual dE > 2*RMS =       6 mm                                     
    : MCM4 residual dE > 2*RMS =      13 mm                                     
 334: constrained site NYAL not in data set                                     
    : constrained site POTS not in data set                                     
    : constrained site ZWEN 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 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 KERG 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 SANT has < 1/2 as many obs as average                                
    : SHAO residual dU > 2*RMS =       6 mm                                     
    : STJO residual dN > 2*RMS =       5 mm                                     
    : WUHN residual dU > 2*RMS =      15 mm                                     
 335: constrained site MATE 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 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 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 GALA 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                                
    : CAS1 residual dU > 2*RMS =      17 mm                                     
 336: constrained site HOB2 not in data set                                     
    : constrained site KERG not in data set                                     
    : 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 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 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                                
    : IRKT residual dN > 2*RMS =       4 mm                                     
    : MDO1 residual dE > 2*RMS =       1 mm                                     
 337: constrained site HOB2 not in data set                                     
    : constrained site KERG not in data set                                     
    : 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 AREQ 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                                
    : IRKT residual dE > 2*RMS =       7 mm                                     
    : YAR1 residual dE > 2*RMS =       2 mm                                     
 338: constrained site AREQ not in data set                                     
    : constrained site FORT not in data set                                     
    : constrained site KERG not in data set                                     
    : 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 BAHR 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 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 KWJ1 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                                
    : YELL residual dE > 2*RMS =       2 mm                                     
 339: constrained site KERG not in data set                                     
    : constrained site POTS 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 04    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 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                                
    : BOGT residual dU > 2*RMS =      59 mm                                     
    : ZWEN residual dN > 2*RMS =       6 mm                                     
--------------------------------------------------------------------------------

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