Subject: [IGSREPORT-3692] Wk 0902 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Wed, 30 Apr 1997 11:01:05 PDT

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IGS Electronic Report    Wed Apr 30 11:01:05 PDT 1997      Message Number 3692
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0902 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0902 (Dates: 97 Apr 20 - 97 Apr 26)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09027.SUM         this text file                                            
 NGS09027.ERP         Earth rotation parameters for GPS Week 0902               
 NGS0902n.SNX         daily GPS coordinate solutions for GPS Wk 0902 (n=0..6)   
 NGS0902n.SP3         GPS ephemerides for GPS Week 0902, 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        
------------------------------------------------------------------------        
 110     473253         10.2       25          49               12              
 111     456512         11.0       25          51               13              
 112     462542         10.5       25          48               13              
 113     440788         10.0       25          49               13              
 114     448454         10.1       25          48               12              
 115     498477         10.0       25          51               13              
 116     476534          9.8       25          49               13              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        110      111      112      113      114      115      116           
----------------------------------------------------------------------          
  01      16779    15614    16179    13467    13705    15891    15570           
  02      19416    18032    18882    17958    15735    19399    18184           
  03      18210    18089    17382    18053    19576    19927    18700           
  04      23850E   23906E   24289E   22691E   23694E   26342E   24403E          
  05      16775    16367    18124    15509    16723    17668    16294           
  06      15762    14894    16253    15450    16296    15423    14775           
  07      11921    11040    11649    10401    10289    11176    11456           
  09      22865E   20924E   22784E   21739E   22195E   24144E   22585E          
  10      31622    30468    30178    29754    27806    37076    34638           
  14      40358    39736    40754    34942    37606    41864    39872           
  15      30976    34496    29000E   41246E   43582E   45942E   46450E          
  16      33726    32932    32822    33698    32766    36912    36022           
  17      34658    30912    33444    30488    30638E   49988E   47920E          
  18      32230    33522    29982    29838    28836    33190    32412           
  19      45590E   43758E   43038E   40856E   42600E   46550E   43800E          
  21      42080    41712    40574    37174    40548    43910    40028           
  22      38084    35020    36052    34402    33286    33772    34950           
  23      40420    37590    39220    38532    38184    34710    35132           
  24      48218E   46932E   48390E   45304E   45964E   51170E   46502E          
  25      49590E   48214E   46970E   42222E   46458E   49928E   48772E          
  26      34082    32490    32096    32464    33752    32250    29196           
  27      46204E   45196E   42948E   45982E   43266E   51416E   48064E          
  29      35588    33506    34630    29466    34272    36338    33778           
  30      38782    36794    37770    36018    35302    41416    39822           
  31      33142    32014    36132    28654    25616    30582    31776           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO ASC1 AUCK BOGT BRAZ BRMU CAS1 CHAT CRO1 DAV1 DGAR DRAO FAIR FORT   
global: GOLD GUAM HOB2 IISC IRKT KELY KOKB KOSG KWJ1 LHAS MAC1 MADR MALI MAS1   
global: MATE MCM4 MDO1 MDVO METS NLIB NYAL OHIG ONSA RCM6 REYK SANT SHAO STJO   
global: TAEJ TAIW TIDB TSKB UPO1 WES2 WHIT WTZR WUHN YAR1 YELL                  
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    110      111      112      113      114      115      116    
----------------------------------------------------------------------------    
 ALGO*  1111111  11359    11235    11346    11283    11351    11156    10982    
 ASC1   1111111   7279     6436     6982     5689     3899     7088     6890    
 AUCK   1111111  10388    10503    10115    10571    10279    10672    10564    
 BOGT   1122211   6739     6181     6512     6210     6900     6333     5866    
 BRAZ   11 1111   8916     6106              6770     6548     8372     8989    
 BRMU   1111111  11026    10835    11093    11079    10963    10244    10751    
 CAS1   1222222   9098     9560     8651     7216     9455     9129     8892    
 CHAT   1   111   9273                                9242     9499     9577    
 CRO1   1111111   7322     7277     7282     7088     8827     7366     8311    
 DAV1   1322222   9665     9567     9346     9412     9821     9879     9582    
 DGAR   1111111   4694     5653     4891     3245     4440     4973     5185    
 DRAO   1111111  11470    11230    11226    11579    11313    11362    11548    
 FAIR*  1321111  12647    11048    12420     9345    12262    12776    12465    
 FORT   1111 11   7332     7006     5200     6699              7423     7964    
 GOLD*  1111111  11240    11717    11587    11650     2289    11597    11927    
 GUAM   1111111   6625     8559     6487     8923     8841     8678     9015    
 HOB2    1 1               2209              6061                               
 IISC   11        5757     5729                                                 
 IRKT   111111    8009     7914     7933     7577     8032     7969             
 KELY   1222222   6434     8184    10898    11368    10418    11317    11007    
 KOKB*  1111111   9533     8060     9166     6971     8980     7873     6177    
 KOSG*  1111111  11342     8615    11535     9361     9822    11904    12086    
 KWJ1   2111111   6021     4294     4680     4084     5592     4874     2961    
 LHAS   1112211   9512     9515     9798     5608     8200     8686     9242    
 MAC1   1321111  10096     8092     9774    10048     9997     9976    10102    
 MADR*  1111111   9088     9977    10042     2827     5131    10343    10728    
 MALI   1222222   5177     3964     4989     3816     5703     5483     5301    
 MAS1   1111111   8764     9471     9763     9849     6949     9660     9967    
 MATE*  1011111   9099      554     8813     8411     9380     9269     9141    
 MCM4   1222111   9303     8625     9631     7505     7856     6889     7094    
 MDO1*  1111111   9836     9804     9992     9924     8241     9922    10126    
 MDVO   111 111  12882    12751    12647             11689    12866    12780    
 METS   1111111  12470    12368    12691    11986    11869    12822    12839    
 NLIB   1111111  11874    11834    11883    12037    12158    11924    12061    
 NYAL   122121    8645     7699     7976     9922     8162     8176             
 OHIG      1111                              4907     5059     5745     6771    
 ONSA    11 111           12136    12750             11229    12917    12942    
 RCM6   1111111  11330    11291    11338    10932    11344    11337    10399    
 REYK   1221111  10877     9511    10259    10334    10416    10650    10946    
 SANT*   221 11            3347     3013     5829              7050     7739    
 SHAO   1111111  12232    12008    12708    12004    12514    12258    12239    
 STJO   1111111   9276     9428    10611    10635    10508    10716    10734    
 TAEJ   1111 11  11117    11866    11867    11377             11871    11730    
 TAIW   1111111  10028     9957    10167     9746    10422    10572     9782    
 TIDB*  1111111   9920     6781     9600     8189     9815    10118    10021    
 TSKB   1111111  10770    10635    10871     8177    10772    10673    10569    
 UPO1   1111111  10982     9793     8981     9362    10635     9865     9272    
 WES2   1111111  13537    13133    13454    13403    13400    13354    13381    
 WHIT   1211111  12592    11675    12430    12596    12468    12712    12573    
 WTZR*  1111111  12826    10368    12945    12800    12434    13199    13137    
 WUHN   1111111  12238    11895    12507    12538    12438    12144    12404    
 YAR1*  1111111   6644     7416     6370     5241     6864     7559     7557    
 YELL*  1321211  12819    12086    11876    12972    12115    12245    12675    
----------------------------------------------------------------------------    
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*  50561.5     918129.5103  -4346071.2479   4561977.8174     2     3     3 
 ASC1   50561.5    6118526.1220  -1572344.6811   -876451.1600    21    35    43 
 AUCK   50561.5   -5105681.0121    461564.0652  -3782181.7422    12     9     9 
 BOGT   50561.5    1744399.0913  -6116037.7711    512731.6226     9    19    38 
 BRAZ   50561.7    4115014.0980  -4550641.5114  -1741444.0568    19    31    28 
 BRMU   50561.5    2304703.6021  -4874817.1828   3395186.8931     5     6    17 
 CAS1   50561.5    -901776.1697   2409383.4633  -5816748.4800    12     9    26 
 CHAT   50562.3   -4590670.9214   -275482.9636  -4404596.7760     8     5     5 
 CRO1   50561.5    2607771.1803  -5488076.7828   1932767.6894     5    10    25 
 DAV1   50561.5     486854.5484   2285099.3461  -5914955.7283    12     7    17 
 DGAR   50561.5    1916269.7554   6029977.3047   -801720.1766    13    29    38 
 DRAO   50561.5   -2059164.6775  -3621108.3958   4814432.3695     2     3     3 
 FAIR*  50561.5   -2281621.4339  -1453595.8000   5756961.9147     2     2     2 
 FORT   50561.3    4985386.6468  -3954998.5695   -428426.4769    10    19    32 
 GOLD*  50561.5   -2353614.1785  -4641385.3954   3676976.4576     2     2     2 
 GUAM   50561.5   -5071312.7752   3568363.4883   1488904.3008    24    47    15 
 HOB2   50560.5   -3950071.3713   2522415.1909  -4311638.3391     0     6    37 
 IISC   50559.0    1337936.8300   6070317.1723   1427876.5052    28     1     9 
 IRKT   50561.0    -968332.1853   3794425.4316   5018167.7678    14    21    27 
 KELY   50561.5    1575559.2921  -1941827.9403   5848076.4984     4     6    18 
 KOKB*  50561.5   -5543838.1140  -2054587.2575   2387809.7212     3     2     2 
 KOSG*  50561.5    3899225.2519    396731.8196   5015078.3422     3     8     3 
 KWJ1   50561.5   -6160881.0126   1339882.9862    960810.4769    12    21    37 
 LHAS   50561.5    -106937.6451   5549269.6547   3139215.7746    29    22    31 
 MAC1   50561.5   -3464038.5137   1334172.7810  -5169224.3178    10     8    15 
 MADR*  50561.5    4849202.4584   -360329.0939   4114913.0735     6    13     5 
 MALI   50561.5    4865366.4523   4110737.5309   -331121.7178     8    58    23 
 MAS1   50561.5    5439192.2658  -1522055.6385   2953454.7049     6    20    15 
 MATE*  50561.5    4641949.7102   1393045.2956   4133287.3326     3     3     1 
 MCM4   50561.5   -1311703.2678    310815.1147  -6213255.1615    11     9    15 
 MDO1*  50561.5   -1329998.6760  -5328393.3990   3236504.2029     2     3     4 
 MDVO   50561.5    2844672.2749   2161070.1145   5266363.8323     5     5    17 
 METS   50561.5    2892570.9268   1311843.3418   5512634.0584     3     3     6 
 NLIB   50561.5    -130934.4759  -4762291.7480   4226854.6695     2     3     5 
 NYAL   50561.0    1202430.6511    252626.6466   6237767.5370     6     5    12 
 OHIG   50563.0    1525872.4505  -2432481.2633  -5676146.0685    13     4    16 
 ONSA   50562.1    3370658.6702    711877.0331   5349786.8749     5     6     3 
 RCM6   50561.5     961334.7653  -5674074.1244   2740535.1358     6     3    16 
 REYK   50561.5    2587384.5008  -1043033.5042   5716563.9753     4     8    12 
 SANT*  50561.9    1769693.3489  -5044574.1386  -3468321.0465     5     5     4 
 SHAO   50561.5   -2831733.2572   4675666.0662   3275369.5151    23    38    16 
 STJO   50561.5    2612631.2406  -3426807.0337   4686757.7972     5     5     9 
 TAEJ   50561.3   -3120422.9116   4086355.4738   3761769.6092    19    43    19 
 TAIW   50561.5   -3024781.9863   4928936.8539   2681234.4546    25    38    18 
 TIDB*  50561.5   -4460996.1450   2682557.0954  -3674443.6834     4     5     7 
 TSKB   50561.5   -3957199.2294   3310199.6990   3737711.7095    18    40    24 
 UPO1   50561.5   -5464031.7784  -2446032.6444   2193283.0694     8     9    21 
 WES2   50561.5    1492233.3935  -4458089.4928   4296046.0002     3     4     5 
 WHIT   50561.5   -2218337.8109  -2201205.1206   5543057.5764     3     2     5 
 WTZR*  50561.5    4075580.6872    931853.6746   4801568.0427     4     4     3 
 WUHN   50561.5   -2267749.1513   5009154.3648   3221290.7611    23    36    20 
 YAR1*  50561.5   -2389025.5487   5043316.8960  -3078530.7161     4     3     3 
 YELL*  50561.5   -1224452.4961  -2689216.1185   5633638.2737     2     2     1 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 110: constrained site SANT not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : MAS1 residual dN > 2*RMS =      13 mm                                     
 111: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : site HOB2 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 MATE has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : BRAZ residual dU > 2*RMS =      57 mm                                     
 112: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : KOKB residual dN > 2*RMS =       8 mm                                     
    : MAC1 residual dN > 2*RMS =      21 mm                                     
    : MDVO residual dE > 2*RMS =      10 mm                                     
    : TAIW residual dU > 2*RMS =      37 mm                                     
    : TIDB residual dN > 2*RMS =       9 mm                                     
    : TIDB residual dU > 2*RMS =      15 mm                                     
 113: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site MADR has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
 114: constrained site SANT not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site GOLD has < 1/2 as many obs as average                                
    : DRAO residual dE > 2*RMS =       6 mm                                     
 115: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : STJO residual dE > 2*RMS =      10 mm                                     
 116: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
--------------------------------------------------------------------------------

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