Subject: [IGSREPORT-4119] Wk 0921 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Wed, 10 Sep 1997 11:04:35 PDT

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IGS Electronic Report    Wed Sep 10 11:04:35 PDT 1997      Message Number 4119
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0921 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0921 (Dates: 97 Aug 31 - 97 Sep 06)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09217.SUM         this text file                                            
 NGS09217.ERP         Earth rotation parameters for GPS Week 0921               
 NGS09217.SNX         weekly GPS coordinate solutions for GPS Wk 0921           
 NGS0921n.SP3         GPS ephemerides for GPS Week 0921, SP3 format (n=0..6)    
------------------------------------------------------------------------------  
                                                                                
SOLUTION CHARACTERISTICS:                                                       
------------------------------------------------------------------------------  
 Software             page4 developed at NOAA                                   
 Terr. Ref. Frame     nominally, ITRF94 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        
------------------------------------------------------------------------        
 243     482050         10.4       26          53               12              
 244     459011         10.2       26          51               12              
 245     434038         10.9       26          49               12              
 246     372531         11.1       26          45                9              
 247     387746         10.9       26          46                9              
 248     391086         10.9       26          48                9              
 249     449781         11.2       26          50               12              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        243      244      245      246      247      248      249           
----------------------------------------------------------------------          
  01      24980E   22293E   21883E   19586E   19979E   20416E   23764E          
  02      11220    10712    12257     9604    10587    10523    13656           
  03      22394E   22141E   21338E   15926    18183    16529    15093           
  04      21151    19811    18945    17573    18869    16063    18431           
  05      19811    18946    16824    15139    16121    16022    18034           
  06      23189E   23413E   20678E   15321E   17481E   12644E   16907           
  07      25393E   23698E   17275E   16837    15163    17300    19205           
  09      14625    15193    15318    11909    13113    13204    15169           
  10      31948    31134    28540    22904    23844    29004    32306           
  13      23994E   19858E   20484E   15804E   15382E   13900E   19804E          
  14      34996    34460    32712    31342    29956    28362    34758           
  15      33128    33508    29346    29266    30534    28980    31742           
  16      31778    27752    28634    25800    29824    25002    25366           
  17      28106    27298    23680    20476    19162    30512    32164           
  18      41726E   42010E   40972E   35512E   36886E   35542E   41784E          
  19      24760    23314    22430    24968    24678    22776    29344           
  21      23542    23466    21052    25482    23306    30108    32476           
  22      26200    23732    26252    29550    31032    30754    32226           
  23      41018    35220    37044    28330    31664    27084    34426           
  24      41462    41866    37454    28024    32644    29086    38320           
  25      36982    36366    36010    25936    27614    29828    34092           
  26      44398E   43860E   38374E   33978E   34428E   38438E   45274E          
  27      41558    36970    34140    30194    30784    33700    37864           
  29      51776E   47722E   46674E   41776E   41952E   40550E   48812E          
  30      33018    31208    30302    24340    24224    30254    33276           
  31      48184E   45864E   44940E   27590E   28586    32890    35010           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BAHR BRAZ BRMU CAS1 CHAT CRO1 DGAR DRAO FAIR FORT   
global: GOLD GUAM HARK HOB2 IISC IRKT KELY KERG KIT3 KOKB KOSG KOUR KWJ1 LHAS   
global: LPGS MAC1 MADR MALI MAS1 MATE MCM4 MDO1 MDVO METS NLIB ONSA RCM6 REYK   
global: SANT SHAO STJO TAEJ TAHI TAIW TIDB TSKB UPO1 WES2 WHIT WTZR WUHN YELL   
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    243      244      245      246      247      248      249    
----------------------------------------------------------------------------    
 ALGO*  1111111  10673    10779    10905    10764    10664    10890     9573    
 AREQ   1112222   2390     3305     2544     2521     2489     3476     3135    
 ASC1      22                                6068     4462                      
 AUCK   1111111  10195    10165    10396     8194     7802    10539    11032    
 BAHR   1111111  12666    11987    12798     8542    12498     9405    12778    
 BRAZ   1111221   5587     5608     5439     5440     6056     5988     5071    
 BRMU   1111111  10568    10929    10812    10747    10337    10754    10965    
 CAS1   22   23   6607     6839                                6822     6535    
 CHAT   1111111   9770     9508     9400     8810     9184     9727     9900    
 CRO1   1111111   4863     6258     6341     5055     8334     8589     6207    
 DGAR   1112      3660     4188     4206      881                               
 DRAO   1111111  12261    11542    12124    11930    11907    12223    11980    
 FAIR*  1112211  12640    10283    13036     8872    10364     6753     9123    
 FORT   1111111   8048     6263     6848     7199     6150     8497     7900    
 GOLD*  111   1  10325    11734     9400                               10836    
 GUAM   1211122   7896     5215     4511     7398     6704     2135     4344    
 HARK   1111111   3552     3501     1646     2205      731     4192     4092    
 HOB2   111  11  10095     8843     7514                       9536    10120    
 IISC   1         9773                                                          
 IRKT   1111111   9054     8266     9030     9255     9106     5610     9499    
 KELY   122  22  11144    10910     6746                       8087    10851    
 KERG   1111111   8807     8697     5176     3819     5001     9292     8668    
 KIT3   111 1 1   9239     8893     8242              9055              8336    
 KOKB*  1212222   4232     5053     7853     6670     4147     4583     6668    
 KOSG*  1111111  11241    12080    11087     9805     8912    10282    12391    
 KOUR       322                                       3012     7780     8114    
 KWJ1       222                                       1573     4121     4073    
 LHAS   121121    9066     9106     8591     8115     7625     5627             
 LPGS   1111 1    9567     6620    10610     8340              5320             
 MAC1   111  11  10140     9729    10667                      10276     9914    
 MADR*  111   1   9767    11442    11898                               11920    
 MALI   2222222   4835     4826     4563     6064     5163     5154     5680    
 MAS1   2112211   8911    10491     9604     8393     5491     8704    10884    
 MATE*  1111111   8782     8321     6747     5968    11895     8727    11172    
 MCM4   2223223   7042     7171     7387     6430     6659     6991     6646    
 MDO1*  1111111  10406    11629    10566    11804    11666    11831    11491    
 MDVO   1111111  11562    11480    11111    12621    11505    12519    11553    
 METS   1111111  12258    12203    12424    12527    12438     7937    12341    
 NLIB   1111111   8896    11184    11861    11967    11811    11923    10994    
 ONSA   1111111  12489    11986    12690    12808    12577    12745    12748    
 RCM6   1111111  10346    10461    11407     9997     9995    10221     7836    
 REYK   1113311  10626    10092     5821     5330     4208     5469    10788    
 SANT*  1122212   6166     9421     6853     5902     3436     7303     2690    
 SHAO   11 1121  10484    10919             11187    10834     3401     6298    
 STJO   1111111  10614    10484     8544     9587     9328     8442     9777    
 TAEJ   1111111   8921     8493    10016     9611    10434     4427     5924    
 TAHI   22 2222   3502     3682              3829     3605     3600     3817    
 TAIW   22222     9319     8257     8676     9189     9598                      
 TIDB*  111   1  12011     5880     3871                                8613    
 TSKB   1111111  10826     8159    10148     8253    10301     6363     6531    
 UPO1   2 22222   6690              7960     9945     8442     7290     8741    
 WES2   1111111  12964    12974    12675    12772    13003    13001    12976    
 WHIT   1111211  12587    11934    12738    12643    12314    12806    12887    
 WTZR*  1111111  13154    12197    11816    10132    12711    12491    13392    
 WUHN   1111122   9282     9239     7921     8775    10601     3537     7448    
 YELL*  1212212  12603    11799    12757    11997    11925    12644    12433    
----------------------------------------------------------------------------    
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*  50694.5     918129.5028  -4346071.2517   4561977.8172     3     5     6 
 AREQ   50694.5    1942826.7677  -5804070.2642  -1796893.9739    12    26    23 
 ASC1   50695.0    6118526.0950  -1572344.6804   -876451.1745     2    26    31 
 AUCK   50694.5   -5105681.0221    461564.1328  -3782181.6950    29    99    43 
 BAHR   50694.5    3633909.0556   4425275.4979   2799861.2666    10    17    22 
 BRAZ   50694.5    4115014.1257  -4550641.5199  -1741444.0535    24    36    19 
 BRMU   50694.5    2304703.5945  -4874817.2079   3395186.9046     5     7    18 
 CAS1   50694.5    -901776.1667   2409383.5255  -5816748.4844   111    53    26 
 CHAT   50694.5   -4590670.9381   -275482.8827  -4404596.7289    19    99    61 
 CRO1   50694.5    2607771.1798  -5488076.7976   1932767.6975    11    12    20 
 DGAR   50693.0    1916269.8186   6029977.3643   -801720.1836    40    48   129 
 DRAO   50694.5   -2059164.6937  -3621108.4027   4814432.3790     3     7     7 
 FAIR*  50694.5   -2281621.4401  -1453595.7978   5756961.9085     3     7     3 
 FORT   50694.5    4985386.6622  -3954998.5891   -428426.4719    24    17    24 
 GOLD*  50693.8   -2353614.1878  -4641385.3959   3676976.4567     2     2     1 
 GUAM   50694.5   -5071312.8465   3568363.5082   1488904.3288    23    37    57 
 HARK   50694.5    5084625.3120   2670366.3251  -2768494.5539    70    90   125 
 HOB2   50694.3   -3950071.3857   2522415.2452  -4311638.3137    56    94    10 
 IISC   50691.5    1337936.8082   6070317.1385   1427876.4909     0     0     0 
 IRKT   50694.5    -968332.2179   3794425.4399   5018167.7695    14    28    34 
 KELY   50694.3    1575559.2808  -1941827.9457   5848076.5061     5    16    10 
 KERG   50694.5    1406337.2962   3918161.1980  -4816167.3440   107    44    52 
 KIT3   50694.1    1944945.3535   4556652.2160   4004325.9629     6     8    11 
 KOKB*  50694.5   -5543838.1100  -2054587.2314   2387809.7377     5     4     2 
 KOSG*  50694.5    3899225.2433    396731.8251   5015078.3463     1     8     4 
 KOUR   50696.5    3839591.4112  -5059567.5381    579956.9254    19     8    10 
 KWJ1   50696.5   -6160881.0835   1339883.0571    960810.5193     8    56   133 
 LHAS   50694.0    -106937.6992   5549269.6101   3139215.7563    14    29    49 
 LPGS   50693.7    2780102.9829  -4437418.8527  -3629404.5820     3     3    17 
 MAC1   50694.3   -3464038.5372   1334172.8319  -5169224.3090    36   110    20 
 MADR*  50693.8    4849202.4576   -360329.0679   4114913.0741     3     3     2 
 MALI   50694.5    4865366.5446   4110737.4941   -331121.7211    19    36    58 
 MAS1   50694.5    5439192.2422  -1522055.6228   2953454.7028     9    13    21 
 MATE*  50694.5    4641949.7043   1393045.2937   4133287.3356     1     6     2 
 MCM4   50694.5   -1311703.2711    310815.1856  -6213255.1094    18   125    51 
 MDO1*  50694.5   -1329998.6750  -5328393.3976   3236504.1960     4     3     3 
 MDVO   50694.5    2844672.2720   2161070.1136   5266363.8323     3     7    11 
 METS   50694.5    2892570.9214   1311843.3482   5512634.0636     4    10    13 
 NLIB   50694.5    -130934.4758  -4762291.7476   4226854.6653     3     5     8 
 ONSA   50694.5    3370658.6659    711877.0376   5349786.8819     4     6    12 
 RCM6   50694.5     961334.7619  -5674074.1324   2740535.1323     8     8    19 
 REYK   50694.5    2587384.4816  -1043033.5092   5716563.9750     7    12    16 
 SANT*  50694.5    1769693.3645  -5044574.1440  -3468321.0457     2     1     1 
 SHAO   50694.7   -2831733.3029   4675666.0697   3275369.5251    16    28    16 
 STJO   50694.5    2612631.2305  -3426807.0469   4686757.8074     5     9    14 
 TAEJ   50694.5   -3120422.9585   4086355.4801   3761769.6314    20    21    28 
 TAHI   50694.7   -5246569.6674  -3076989.8880  -1913777.8091    18    44    41 
 TAIW   50693.5   -3024782.0201   4928936.8454   2681234.4557    16    31    40 
 TIDB*  50693.8   -4460996.1564   2682557.0886  -3674443.6658     4     3     3 
 TSKB   50694.5   -3957199.2561   3310199.6932   3737711.7163    22    17    25 
 UPO1   50694.8   -5464031.7729  -2446032.6464   2193283.0710     7    22    28 
 WES2   50694.5    1492233.3733  -4458089.4969   4296046.0053     4     4    11 
 WHIT   50694.5   -2218337.8249  -2201205.1243   5543057.5879     3     6     5 
 WTZR*  50694.5    4075580.6831    931853.6787   4801568.0453     2     5     4 
 WUHN   50694.5   -2267749.2017   5009154.3644   3221290.7690    16    29    55 
 YELL*  50694.5   -1224452.5074  -2689216.1175   5633638.2770     3     3     3 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 243: PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site KOKB has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : NLIB residual dU > 2*RMS =      15 mm                                     
 244: PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : MALI residual dU > 2*RMS =     119 mm                                     
    : MDO1 residual dE > 2*RMS =       6 mm                                     
 245: PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site TIDB has < 1/2 as many obs as average                                
    : STJO residual dU > 2*RMS =      30 mm                                     
    : YELL residual dN > 2*RMS =       6 mm                                     
 246: constrained site GOLD not in data set                                     
    : constrained site MADR not in data set                                     
    : constrained site TIDB 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 09    has < 2/3 as many obs as average                                
    : PRN 13    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site KERG has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : CHAT residual dN > 2*RMS =      39 mm                                     
    : KOSG residual dU > 2*RMS =       8 mm                                     
    : SANT residual dU > 2*RMS =       3 mm                                     
 247: constrained site GOLD not in data set                                     
    : constrained site MADR not in data set                                     
    : constrained site TIDB not in data set                                     
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : PRN 13    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site KOKB 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 SANT has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : AREQ residual dU > 2*RMS =      51 mm                                     
 248: constrained site GOLD not in data set                                     
    : constrained site MADR not in data set                                     
    : constrained site TIDB 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 09    has < 2/3 as many obs as average                                
    : PRN 13    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site SHAO has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : site WUHN has < 1/2 as many obs as average                                
    : BAHR residual dE > 2*RMS =      36 mm                                     
    : IRKT residual dU > 2*RMS =      76 mm                                     
    : WUHN residual dU > 2*RMS =     113 mm                                     
 249: 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 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site KWJ1 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                                
--------------------------------------------------------------------------------

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