Subject: [IGSREPORT-3503] Wk 0893 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Mon, 3 Mar 1997 13:50:34 PST

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IGS Electronic Report    Mon Mar  3 13:50:34 PST 1997      Message Number 3503
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0893 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0893 (Dates: 97 Feb 16 - 97 Feb 22)                
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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:                                                         
------------------------------------------------------------------------------  
 NGS08937.SUM         this text file                                            
 NGS08937.ERP         Earth rotation parameters for GPS Week 0893               
 NGS0893n.SNX         daily GPS coordinate solutions for GPS Wk 0893 (n=0..6)   
 NGS0893n.SP3         GPS ephemerides for GPS Week 0893, 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        
------------------------------------------------------------------------        
 047     544998          9.9       25          54               14              
 048     526663          9.8       25          54               14              
 049     545364         10.3       25          55               14              
 050     550120          9.9       25          55               14              
 051     541674         11.1       25          55               14              
 052     519618         10.5       25          54               14              
 053     513444          9.9       25          52               13              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        047      048      049      050      051      052      053           
----------------------------------------------------------------------          
  01      23346    26825E   28539E   28499E   29482E   26419E   26978E          
  02      16847    15106    14187    14040    14010    14663    14067           
  03      25240E   24126E   23819E   25414E   25448E   24106E   23775E          
  04      19798    19481    20788    22242    19642    20873    20340           
  05      22933    22764    23417    23174    24506    20016    21727           
  06      26643E   25490E   26613E   26718E   25863E   24427E   25284E          
  07      28589E   26808E   28702E   29886E   27786E   28119E   26760E          
  09      22444    19647    20886    20991    20863    20821    19653           
  10      45830    30726    31526    31884    28050    29216    30184           
  14      38854    36940    35820    38964    39386    40174    39260           
  15      34790    32238    34396    32584    34718    33458    31342           
  16      38652    38546    39764    41314    37124    37058    38348           
  17      40868    36294    36450    38066    40986    36004    32892           
  18      54976E   51726E   55652E   53050E   51880E   53324E   49190E          
  19      32270    34006    34396    32092    30886    28060    26830           
  21      41362    35052    37384    37730    37292    37394    34048           
  22      30302    27060    30144    30476    26846    26342    27234           
  23      42020    41116    42950    40912    43882    38388    40724           
  24      45822    49376    52888    49172    50362    46844    51194           
  25      39928    39450    42080    42486    40792    40384    37334           
  26      38462E   54918E   52942E   54146E   54198E   50622E   50890E          
  27      48090    44480    45496    45106    48122    44822    43068           
  29      54388E   51746E   53078E   56226E   55824E   51340E   50292E          
  30      41250    37680    40918    41318    37158    38064    40190           
  31      50452E   51478E   50942E   52786E   50642E   48854E   46700E          
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BOGT BRAZ BRMU CAS1 CHAT CRO1 DAV1 DGAR DRAO FAIR   
global: FORT GOLD GUAM HART HOB2 IISC IRKT KELY KERG KIT3 KOKB KOSG KWJ1 LHAS   
global: LPGS MAC1 MADR MALI MAS1 MATE MCM4 MDO1 MDVO METS NLIB NYAL OHIG ONSA   
global: PAMA RCM6 REYK SANT SHAO STJO TAEJ TAIW TIDB TSKB UPO1 WES2 WHIT WTZR   
global: WUHN YAR1 YELL                                                          
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    047      048      049      050      051      052      053    
----------------------------------------------------------------------------    
 ALGO*  1111111  11746    12379    12336    12321    11764    11917    11623    
 AREQ   1111111   8929     9878     8810     9017     9057     8557     9529    
 ASC1   1121112   8586     7285     5071     7669     6177     8285     7717    
 AUCK    111111           10587    10560    10438    10622     9531    10724    
 BOGT   1 11111   7302              7525     7641     7688     6749     6932    
 BRAZ   2111222  10074     7282     7888     7290     9259     9157     7557    
 BRMU   1111111  11934    11874    11989    11939    11879    12004    11948    
 CAS1   22222 3   9511     9351     9608     9473     9356              9535    
 CHAT   111 111   9515     9590     9581              9596     9034     8933    
 CRO1   1   111   8199                                7924    10013     9500    
 DAV1   2321132  10404    10439    10365    10498    10327     7872    10127    
 DGAR    111111            6111     5071     4980     5610     5577     4328    
 DRAO   1111111  11518    11385    11299    11578    11361    11502    11417    
 FAIR*  1211121  13178    12476    12866    13114    12920    12931    12828    
 FORT   11 1112   8521     6787              7790     7755     8870     7113    
 GOLD*  1111111  11568    11605    11464    11640    11471    11269    11507    
 GUAM   1111111   9599     8889     9089     8561     9078    10007     9098    
 HART*  111111    8017     7562     7089     8329     6064     7560             
 HOB2   111111    8953    10612    11946    11743    10827     9115             
 IISC   1111111   7628     3872     8895     9318     9837     5369     4782    
 IRKT   1111  1   9820     8005    10126    10318                      10249    
 KELY    321123           10812    11202     9589     6490     8441    10758    
 KERG   111111    8270     8444     8353     8289     8688     7016             
 KIT3   1 111     9505              8840     8954     9464                      
 KOKB*  1111111   6158     7051     6231     7577     8079     7313     7743    
 KOSG*  1111111  12458    12218    11995    12120    12122    11863    12321    
 KWJ1   1111111   4845     5865     5055     5159     5233     6283     5275    
 LHAS   1111111  10009     8257    10068    10207    10127     9442     9782    
 LPGS       211                                       6552     9205     9289    
 MAC1   221112   10260     9592    10256    10621    10168     9271             
 MADR*  1111111  11831    11910    10712    11487    11815    10787    11853    
 MALI   1111 11   7610     7384     7167     7351              7303     5648    
 MAS1   2121112  11346     8483    10224    11286    11420    10505    11457    
 MATE*  1111111   9854     9394     9479     9350    10444     9374     9436    
 MCM4   3322233   9272     8477     9489     7633     9058     7914     8514    
 MDO1*  1111111  11582    11826    10069    10090    11598     9859     9668    
 MDVO   1111  1  11610    12475    11535    11630                      12439    
 METS   1111 11  12354    12234    12191    11867             11836    12322    
 NLIB   1111111  11984    12303    12267    12188    12214    12406    12031    
 NYAL   22221    10781     7813    10737    10896    11346                      
 OHIG   1111111   7845     6479     5787     7499     7182     6899     8779    
 ONSA     1 111                    12086             12183    12282    11470    
 PAMA   111111    3874     3947     3751     4117     4395     3574             
 RCM6   1111111  11220    11569    11536    11412    11432    11551    11259    
 REYK   1211111  10853    10480    10866    10851    10594    10170    10823    
 SANT*  1121211   9402     7793     7617     7909     8388     8660    10347    
 SHAO   1111111  12983    13002    13057    13250    13312    13186    13296    
 STJO   1111111  11115    11124    11272    10678     9388    10074    11089    
 TAEJ   1111111  12461    12409    12474    12416    12392    12458    12477    
 TAIW   1111111  11546    10060    10891    11205    11369    10122     9952    
 TIDB*  1111111   9160     9961    10089     9847     8984     9619     8107    
 TSKB   1111111  11128    11011    11155    11106    10903    11152    11106    
 UPO1   1111111   9286    10067     9161     9417     9495    10460     9335    
 WES2   1111111  13590    13559    13505    13657    13735    13611    13404    
 WHIT   1211111  12918    12462    12778    12932    12741    12826    12709    
 WTZR*  1111111  13027    12772    12898    12938    13321    12858    12636    
 WUHN   11 1111  13109    12954             13098    13038    13174    12982    
 YAR1*  1111111   7324     6849     7256     6991     7323     6377     5839    
 YELL*  2321132  12836    12552    12487    12788    12994    12886    12640    
----------------------------------------------------------------------------    
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*  50498.5     918129.5016  -4346071.2426   4561977.8149     4     3     5 
 AREQ   50498.5    1942826.7413  -5804070.2536  -1796893.9628     9    12    18 
 ASC1   50498.5    6118526.0870  -1572344.6913   -876451.1570    21    28    36 
 AUCK   50499.0   -5105681.0382    461564.0497  -3782181.7712     7     6    15 
 BOGT   50498.8    1744399.1046  -6116037.8064    512731.6280     6    12    13 
 BRAZ   50498.5    4115014.0959  -4550641.5204  -1741444.0496    10    17    20 
 BRMU   50498.5    2304703.5838  -4874817.1902   3395186.8994     6     7    12 
 CAS1   50498.2    -901776.1779   2409383.4500  -5816748.4350    13    19    13 
 CHAT   50498.5   -4590670.9542   -275482.9752  -4404596.8086    10     7    21 
 CRO1   50499.2    2607771.1519  -5488076.7875   1932767.6919     9     9    24 
 DAV1   50498.5     486854.5318   2285099.3429  -5914955.7296    11    31    17 
 DGAR   50499.0    1916269.7735   6029977.3871   -801720.1883    13    26    33 
 DRAO   50498.5   -2059164.6830  -3621108.4018   4814432.3783     2     4     4 
 FAIR*  50498.5   -2281621.4295  -1453595.7957   5756961.9193     3     3     2 
 FORT   50498.7    4985386.6606  -3954998.5886   -428426.4777    17    20    33 
 GOLD*  50498.5   -2353614.1750  -4641385.3981   3676976.4581     3     2     1 
 GUAM   50498.5   -5071312.8286   3568363.4904   1488904.3210    21    24    39 
 HART*  50498.0    5084625.4437   2670366.6118  -2768493.9365     9    13     7 
 HOB2   50498.0   -3950071.3787   2522415.1998  -4311638.3670     3     5     4 
 IISC   50498.5    1337936.8312   6070317.1091   1427876.5061    22    61    21 
 IRKT   50497.9    -968332.1688   3794425.4263   5018167.7663    17    42    16 
 KELY   50499.0    1575559.3036  -1941827.9486   5848076.5330     7    12     9 
 KERG   50498.0    1406337.3364   3918161.1387  -4816167.3746    15    12    23 
 KIT3   50497.7    1944945.3605   4556652.1943   4004325.9657     8    13    11 
 KOKB*  50498.5   -5543838.1088  -2054587.2681   2387809.7101     7     3     3 
 KOSG*  50498.5    3899225.2534    396731.8257   5015078.3418     5     7     4 
 KWJ1   50498.5   -6160881.0262   1339882.9764    960810.4875    17    24    58 
 LHAS   50498.5    -106937.6659   5549269.5972   3139215.7607    15    48    20 
 LPGS   50500.5    2780102.9748  -4437418.8346  -3629404.5656     5    11    11 
 MAC1   50498.0   -3464038.5331   1334172.7839  -5169224.3532     5     9    10 
 MADR*  50498.5    4849202.4839   -360329.1115   4114913.0859     8    12     5 
 MALI   50498.3    4865366.5333   4110737.4853   -331121.7188    15    17    55 
 MAS1   50498.5    5439192.2570  -1522055.6127   2953454.7122     6    10    16 
 MATE*  50498.5    4641949.7164   1393045.2920   4133287.3332     3     2     2 
 MCM4   50498.5   -1311703.2980    310815.1279  -6213255.1931    16    16    11 
 MDO1*  50498.5   -1329998.6710  -5328393.4021   3236504.2026     4     3     3 
 MDVO   50497.9    2844672.2851   2161070.0978   5266363.8240     7     7     3 
 METS   50498.3    2892570.9354   1311843.3464   5512634.0540     6    12     9 
 NLIB   50498.5    -130934.4752  -4762291.7456   4226854.6675     4     3     5 
 NYAL   50497.5    1202430.6603    252626.6518   6237767.5266     7     8    18 
 OHIG   50498.5    1525872.4740  -2432481.2860  -5676146.0639    12    12    20 
 ONSA   50499.7    3370658.6812    711877.0300   5349786.8768     7     7     9 
 PAMA   50498.0   -5245195.3533  -3080472.1554  -1912825.3980    53    52   124 
 RCM6   50498.5     961334.7565  -5674074.1254   2740535.1367     6     4    10 
 REYK   50498.5    2587384.5104  -1043033.5018   5716563.9931     4     8     4 
 SANT*  50498.5    1769693.3501  -5044574.1373  -3468321.0435     7     6     6 
 SHAO   50498.5   -2831733.2803   4675666.0521   3275369.5298    19    32    30 
 STJO   50498.5    2612631.2422  -3426807.0383   4686757.8154     4     8     7 
 TAEJ   50498.5   -3120422.9425   4086355.4806   3761769.6547    21    28    32 
 TAIW   50498.5   -3024782.0065   4928936.8310   2681234.4625    18    36    26 
 TIDB*  50498.5   -4460996.1411   2682557.0887  -3674443.6894     3     3     6 
 TSKB   50498.5   -3957199.2573   3310199.6898   3737711.7327    23    20    34 
 UPO1   50498.5   -5464031.8180  -2446032.6847   2193283.0706     7    17    20 
 WES2   50498.5    1492233.3881  -4458089.4887   4296046.0046     5     4     6 
 WHIT   50498.5   -2218337.8138  -2201205.1213   5543057.5854     4     5     2 
 WTZR*  50498.5    4075580.6913    931853.6767   4801568.0410     4     5     4 
 WUHN   50498.7   -2267749.1697   5009154.3362   3221290.7675    18    41    27 
 YAR1*  50498.5   -2389025.5434   5043316.8994  -3078530.7153     6     2     4 
 YELL*  50498.5   -1224452.4967  -2689216.1111   5633638.2743     2     3     2 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 047: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    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 09    has < 2/3 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
 048: PRN 02    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 09    has < 2/3 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
    : AREQ residual dU > 2*RMS =      36 mm                                     
    : GOLD residual dE > 2*RMS =       4 mm                                     
    : TIDB residual dE > 2*RMS =       6 mm                                     
 049: 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 09    has < 2/3 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
    : BRAZ residual dE > 2*RMS =      36 mm                                     
    : BRMU residual dE > 2*RMS =      13 mm                                     
    : RCM6 residual dE > 2*RMS =       9 mm                                     
 050: PRN 02    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 09    has < 2/3 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
    : ASC1 residual dU > 2*RMS =      79 mm                                     
 051: PRN 02    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
 052: PRN 02    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 09    has < 2/3 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
    : DAV1 residual dU > 2*RMS =      35 mm                                     
    : MAC1 residual dU > 2*RMS =      22 mm                                     
    : METS residual dU > 2*RMS =      18 mm                                     
 053: constrained site HART not in data set                                     
    : PRN 02    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 09    has < 2/3 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : CAS1 residual dE > 2*RMS =      41 mm                                     
    : MALI residual dN > 2*RMS =      30 mm                                     
    : MALI residual dU > 2*RMS =     120 mm                                     
    : MCM4 residual dN > 2*RMS =      35 mm                                     
    : TIDB residual dU > 2*RMS =      13 mm                                     
    : WHIT residual dE > 2*RMS =      11 mm                                     
--------------------------------------------------------------------------------

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