Subject: [IGSREPORT-4886] Wk 0956 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Thu, 14 May 1998 5:23:44 PDT

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IGS Electronic Report    Thu May 14  5:23:44 PDT 1998      Message Number 4886
******************************************************************************

Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0956 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0956 (Dates: 98 May 03 - 98 May 09)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09567.SUM         this text file                                            
 NGS09567.ERP         Earth rotation parameters for GPS Week 0956               
 NGS09567.SNX         weekly GPS coordinate solutions for GPS Wk 0956           
 NGS0956n.SP3         GPS ephemerides for GPS Week 0956, SP3 format (n=0..6)    
------------------------------------------------------------------------------  
                                                                                
SOLUTION CHARACTERISTICS:                                                       
------------------------------------------------------------------------------  
 Software             page4 developed at NOAA                                   
 Terr. Ref. Frame     nominally, ITRF96 at current epoch                        
 Observables          double-differenced carrier phase at 30-sec. intervals     
 Arc Length           24 hours                                                  
 Elevation Cutoff     15 degrees                                                
 Reference            file://igscb.jpl.nasa.gov/igscb/center/analysis/noaa.acn  
------------------------------------------------------------------------------  
                                                                                
STATISTICAL SUMMARY OF DAILY SOLUTIONS:                                         
------------------------------------------------------------------------        
          NUMBER      POST-FIT                                                  
 DOY   OBSERVATIONS   RMS (MM)   NO. SAT.   NO. SITES   NO. CONST. SITES        
------------------------------------------------------------------------        
 123     599262         10.7       27          59               43              
 124     582622         11.3       27          60               43              
 125     591824         10.8       27          59               42              
 126     623258         10.2       27          60               45              
 127     600173         10.7       26          60               44              
 128     636160         10.7       27          62               45              
 129     649286         10.4       27          62               42              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        123      124      125      126      127      128      129           
----------------------------------------------------------------------          
  01      23184    23509    24917    26667    25233    27483    26365           
  02      24565    19009    24176    25111    23423    29107E   28693E          
  03      20859    19716    18764    16620    21901    22294    17707           
  04      26452E   24747E   25902E   26264E   26983E   25541E   27957E          
  05      17664    17075    15239    19202    19180    18481    27700E          
  06      19331    20906    18071    18502    20336    20375    22903           
  07      16799    15526    17261    19002    18825    17254    16539           
  08      24824    23740    22439    24469    24736    24037    23903           
  09      42012    38436    39562    44160    45244    45570    42012           
  10      43366    43508    42860    48294    42828    43414    39084           
  13      49856    44756    43860    50864     -999    47516    50682           
  14      37828    36044    41034    36344    39946    43148    43144           
  15      52374E   52172E   53102E   56438E   54750E   56146E   57064E          
  16      40390    37336    39864    45898    40558    41534    42528           
  17      51624E   56582E   54900E   59032E   57972E   58236E   59560E          
  18      46410    43658    47036    44100    52924    49698    48942           
  19      40132    41078    43508    42444    40706    44114    45492           
  21      38132    40876    41348    45190    44206    46714    44814           
  22      45944    46230    46904    45398    44352    47244E   59974E          
  23      43108    45564    42138    43022    44628    45504    49286           
  24      54382E   50560E   52716E   54368E   56584E   55008E   56556E          
  25      47320    44900    49502    48650    46482    50254    45648           
  26      41702    40448    39882    47176    46872    43920    43480           
  27      40636    41348    41248    44834    42016    41698    43862           
  29      45112    44230    43382    50150    47116    50600    49548           
  30      49022    47784    45824    46550    48212    49086    42350           
  31      41818    41278    41440    41930    43716    43772    51012           
----------------------------------------------------------------------          
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 IRKT KELY KERG KIT3   
global: KOKB KOSG KOUR KWJ1 LHAS LPGS MAC1 MADR MALI MASP MATE MCM4 MDO1 METS   
global: MKEA NLIB NTUS NYAL OHIG ONSA PERT PIE1 POTS RCM6 REYK SANT SHAO STJO   
global: TAEJ THU1 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    123      124      125      126      127      128      129    
----------------------------------------------------------------------------    
 ALGO*  2211112  13207    12217    13469    12921    12679    13477    13273    
 AREQ*  2222222   3884     3981     4482     2689     3488     4136     3884    
 ASC1   2222222   5371     5270     4278     6257     4065     4052     5500    
 AUCK   1211111  11046    11448    10884    10623    10399    10602    10798    
 BAHR   2 32322   6128              9337     9964     9679     9411     8399    
 BOGT   232       4277     4628     3982                                        
 BRMU*  1112122  11863    10304    11144     9611    11549    11714    10938    
 CAS1   2 53343   9261              7866     9618     8362     8109     8694    
 CHAT    111111            9578     9927    11051    10599     9254    11321    
 COCO   2   233   8650                                7221     8315     7963    
 CRO1   1 1 222   9470              8349              8537     8351     7418    
 DAV1*   45246             7575     7682    10636     8732     8706             
 DGAR   2222222   4538     5035     4151     3998     3132     3157     5857    
 DRAO*  1311111  11364    11185    12463    13395    12504    13497    13377    
 EISL   33  222   3661     6761                       7240     7489     3963    
 FAIR*  4431232   8569    10006    10952    13702    11189    12765    13372    
 FORT*  2222222   6406     6449     5068     6503     4579     4618     5737    
 GALA   3422      2989     3395     3659     3605                               
 GODE*  1111111  13920    12444    13347    11449    13422    14235    13189    
 GOLD*  2112222  12168    11716    12073    12215    11671    12222    12108    
 GRAZ*  1121222  12321    12975    13899    14016    13732    13856    13317    
 GUAM*  2222222   8186     6733     8549     7637     7911     8076     7213    
 HART*  11 1111   8359     8622              8019     8062     9570     6838    
 HOB2*  1  1111  11073                      13035    12325    12802    12848    
 IRKT*  11111 1  12129    10351    11856    10449    11146             11459    
 KELY      3343                             12495    12264    12321    13160    
 KERG*  1211121   8286     7647     7021     8796     8035     8994     7391    
 KIT3*  212122    9064     8566     9481    10908    10509     9924             
 KOKB*  2322222  13546    11875    13970    13427    11248    11772    12889    
 KOSG*  1111 22  13241    13812    13234    12759             12396    11916    
 KOUR*  2222222   7075     7434     6000     5493     4538     4595     4468    
 KWJ1*  3222222   7072     5699     7807     6570     6778     7314     5574    
 LHAS*  2222222  10268     7734     7992     9628     8948     7677     8226    
 LPGS   222 1 1   7808     7299     7610             10049              8326    
 MAC1*     1231                             10652     9416     9537    11267    
 MADR*  1122222  13989    13572     9313    13016    12294    12859    13303    
 MALI*  2222222   6841     7118     5462     6782     6420     6707     5827    
 MASP*  2222222  12602    12809    11986    11906    11127    11036    12564    
 MATE*  2122222  10579    10209    14483    14038    13657    14322    14571    
 MCM4   3442443   8541     6681     5943     7790     6864     9349    10246    
 MDO1*  1111112  13291    13183    13506    13267    13041    13454    13168    
 METS    1 1  1           10239              8281                      12850    
 MKEA   2322322  11821    10600    11891    11464     9805    10542    11303    
 NLIB*  1211111  12550    12302    12881    12547    12343    12846    12601    
 NTUS        2                                                 4886             
 NYAL*  243 233  10519     8729     5381              5500     9950    12198    
 OHIG*   111 1             5047     8425     5167              7694             
 ONSA*  1111111  12335    13751    11845    13268    11734    13537    13574    
 PERT*  1111111  11458    10571    11015    12149    11762    11909    10846    
 PIE1*  1111112  13855    13583    13762    13661    13523    13790    13390    
 POTS*  1111222  14296    13233    14391    13096    13196     9626     7010    
 RCM6    1 1  2           11378              9879                      12373    
 REYK   3431222  10160     8937    10310    11277    10977    11299     9541    
 SANT*  2221122   9582     8793              1967     7358     7047    10903    
 SHAO*  1222222  12846     9925    11942    11005    12003    11795    11917    
 STJO   1111111  12822    11885    12731    12199    12035    12870    12530    
 TAEJ    31   2           10888    12394                               12764    
 THU1*  2332233  10551    10196    10953    12414    11963    11913    11618    
 TIDB*  1211111  11699    10272    10397    11324    10965    11523    11513    
 TROM*  344123   10343     8360     7745     1934     8470     8907             
 TSKB*  1212122  10527     9976    11079     9849    10072     9951    11241    
 VILL*  1122222  13323    13216    11567    12643    11750    12446    13069    
 WES2*  1211112  13422    12656    13251    12692    12735    13590    13293    
 WHIT    431 22           10092    11303    13753             12875    13535    
 WTZR*  1111221   8224    10482    14523    13770    12959    14367    11260    
 WUHN   122 222  12317     9346    10672             11055    11137    10564    
 YAR1*  1211111  11626    14411    14527    14487    10525     9044    10785    
 YELL*  4332332   9681    11001    11328    13465    11716    13053    13322    
 ZWEN*  1 11121  11884             10837    10903    11104    11235    12308    
----------------------------------------------------------------------------    
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*  50939.5     918129.4896  -4346071.2352   4561977.8170     1     1     1 
 AREQ*  50939.5    1942826.7471  -5804070.2439  -1796893.9612     0     0     0 
 ASC1   50939.5    6118526.1049  -1572344.6807   -876451.1555     6    27    35 
 AUCK   50939.5   -5105681.0377    461564.0350  -3782181.7116     3    11     7 
 BAHR   50939.8    3633909.0182   4425275.4946   2799861.2947     2     3     9 
 BOGT   50937.5    1744399.0894  -6116037.7621    512731.6297     5    23    10 
 BRMU*  50939.5    2304703.5787  -4874817.1759   3395186.8993     1     1     0 
 CAS1   50939.8    -901776.1599   2409383.3991  -5816748.4414     6     7    10 
 CHAT   50940.0   -4590670.9456   -275482.9414  -4404596.7528     6    17    13 
 COCO   50940.2    -741950.0639   6190961.6382  -1337768.5194     2    11    15 
 CRO1   50939.9    2607771.1790  -5488076.7619   1932767.6947     5     6    12 
 DAV1*  50939.5     486854.5528   2285099.2917  -5914955.7088     2     1     2 
 DGAR   50939.5    1916269.7174   6029977.3680   -801720.1457    16    20    50 
 DRAO*  50939.5   -2059164.6958  -3621108.3929   4814432.3695     1     1     1 
 EISL   50939.7   -1884951.6287  -5357595.8960  -2892890.5175    13    18    14 
 FAIR*  50939.5   -2281621.4564  -1453595.7949   5756961.9086     1     0     0 
 FORT*  50939.5    4985386.6357  -3954998.5834   -428426.4782     1     1     0 
 GALA   50938.0     -33796.0314  -6377522.6655    -82120.8999    11    27    38 
 GODE*  50939.5    1130773.8502  -4831253.5667   3994200.3946     1     0     0 
 GOLD*  50939.5   -2353614.1883  -4641385.3687   3676976.4427     2     4     4 
 GRAZ*  50939.5    4194423.9506   1162702.5850   4647245.3316     1     0     1 
 GUAM*  50939.5   -5071312.7870   3568363.5068   1488904.3169     1     2     1 
 HART*  50939.7    5084625.2961   2670366.2548  -2768494.5440     1     1     1 
 HOB2*  50940.1   -3950071.4163   2522415.1927  -4311638.3095     1     2     2 
 IRKT*  50939.2    -968332.2132   3794425.4172   5018167.7445     2     1     1 
 KELY   50941.0    1575559.2666  -1941827.9135   5848076.4731     1     5     6 
 KERG*  50939.5    1406337.3360   3918161.1038  -4816167.3772     2     3     2 
 KIT3*  50939.0    1944945.3257   4556652.2176   4004325.9730     2     1     2 
 KOKB*  50939.5   -5543838.1161  -2054587.1700   2387809.7462     1     0     0 
 KOSG*  50939.3    3899225.2419    396731.8402   5015078.3563     1     1     1 
 KOUR*  50939.5    3839591.4263  -5059567.5421    579956.9397     2     2     3 
 KWJ1*  50939.5   -6160880.9789   1339883.0572    960810.4978     1     1     1 
 LHAS*  50939.5    -106937.7243   5549269.5908   3139215.7721     2     2     1 
 LPGS   50939.1    2780102.9537  -4437418.8526  -3629404.5697     3     9    13 
 MAC1*  50941.0   -3464038.5338   1334172.7791  -5169224.3094     1     3     1 
 MADR*  50939.5    4849202.4630   -360329.0856   4114913.1212     1     1     1 
 MALI*  50939.5    4865366.4819   4110737.4753   -331121.7040     2     3     1 
 MASP*  50939.5    5439192.2668  -1522055.6026   2953454.7333     2     1     0 
 MATE*  50939.5    4641949.6936   1393045.3072   4133287.3505     0     1     0 
 MCM4   50939.5   -1311703.2414    310815.0728  -6213255.1450    12    16    13 
 MDO1*  50939.5   -1329998.6872  -5328393.3891   3236504.1902     1     1     1 
 METS   50939.8    2892570.9164   1311843.3576   5512634.0688     2     3     5 
 MKEA   50939.5   -5464105.1082  -2495166.8104   2148290.9877     2     4     7 
 NLIB*  50939.5    -130934.4929  -4762291.7321   4226854.6556     2     1     1 
 NTUS   50941.5   -1508022.7442   6195576.7082    148799.4708     0     0     0 
 NYAL*  50939.5    1202430.6285    252626.6652   6237767.5176     1     0     1 
 OHIG*  50939.3    1525872.5025  -2432481.2970  -5676146.0917     2     3     1 
 ONSA*  50939.5    3370658.6547    711877.0517   5349786.8772     0     0     0 
 PERT*  50939.5   -2368687.0413   4881316.5330  -3341796.1064     1     2     1 
 PIE1*  50939.5   -1640916.8023  -5014781.2020   3575447.1302     1     1     1 
 POTS*  50939.5    3800689.7655    882077.2917   5028791.2554     1     1     1 
 RCM6   50939.8     961334.7376  -5674074.1114   2740535.1311     3     9     6 
 REYK   50939.5    2587384.4844  -1043033.4923   5716563.9876     2     7    10 
 SANT*  50939.7    1769693.3674  -5044574.1567  -3468321.0515     0     1     0 
 SHAO*  50939.5   -2831733.3052   4675666.0285   3275369.4975     2     1     2 
 STJO   50939.5    2612631.2230  -3426807.0182   4686757.8025     3     4     6 
 TAEJ   50939.5   -3120422.9604   4086355.4415   3761769.6031     4     1     5 
 THU1*  50939.5     538981.3998  -1388714.7878   6181005.1302     1     1     1 
 TIDB*  50939.5   -4460996.1851   2682557.0739  -3674443.6372     2     1     1 
 TROM*  50939.0    2102940.3250    721569.3974   5958192.1096     1     1     0 
 TSKB*  50939.5   -3957199.2315   3310199.6783   3737711.6905     1     2     2 
 VILL*  50939.5    4849833.7904   -335049.1507   4116014.8445     0     1     1 
 WES2*  50939.5    1492233.3641  -4458089.4735   4296046.0027     1     1     1 
 WHIT   50939.9   -2218337.8293  -2201205.1061   5543057.5666     1     2     6 
 WTZR*  50939.5    4075580.6758    931853.6925   4801568.0547     1     0     0 
 WUHN   50939.5   -2267749.1893   5009154.2923   3221290.7212     3     4     8 
 YAR1*  50939.5   -2389025.6053   5043316.8811  -3078530.6727     1     0     0 
 YELL*  50939.5   -1224452.5190  -2689216.1072   5633638.2724     1     1     0 
 ZWEN*  50939.8    2886325.5268   2155998.4226   5245816.1436     2     1     2 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 123: constrained site DAV1 not in data set                                     
    : constrained site OHIG not in data set                                     
    : constrained site MAC1 not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site EISL has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : KOKB residual dN > 2*RMS =       3 mm                                     
    : MKEA residual dN > 2*RMS =       6 mm                                     
    : NYAL residual dU > 2*RMS =       1 mm                                     
 124: constrained site HOB2 not in data set                                     
    : constrained site ZWEN not in data set                                     
    : constrained site MAC1 not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : REYK residual dE > 2*RMS =      14 mm                                     
 125: constrained site HART not in data set                                     
    : constrained site HOB2 not in data set                                     
    : constrained site SANT not in data set                                     
    : constrained site MAC1 not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : GOLD residual dE > 2*RMS =       8 mm                                     
 126: constrained site NYAL 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 DGAR has < 1/2 as many obs as average                                
    : site GALA 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                                
    : site TROM has < 1/2 as many obs as average                                
    : GOLD residual dU > 2*RMS =       8 mm                                     
    : IRKT residual dN > 2*RMS =       4 mm                                     
    : MADR residual dN > 2*RMS =       3 mm                                     
    : YAR1 residual dN > 2*RMS =       1 mm                                     
 127: constrained site KOSG not in data set                                     
    : constrained site OHIG 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 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                                
 128: constrained site IRKT 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 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 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 NTUS has < 1/2 as many obs as average                                
    : LHAS residual dU > 2*RMS =       2 mm                                     
 129: constrained site KIT3 not in data set                                     
    : constrained site TROM not in data set                                     
    : constrained site DAV1 not in data set                                     
    : constrained site OHIG 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 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 EISL has < 1/2 as many obs as average                                
    : site KOUR has < 1/2 as many obs as average                                
    : CAS1 residual dN > 2*RMS =      13 mm                                     
    : CAS1 residual dU > 2*RMS =      20 mm                                     
    : DGAR residual dN > 2*RMS =      33 mm                                     
    : HART residual dU > 2*RMS =       1 mm                                     
--------------------------------------------------------------------------------

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