Subject: [IGSREPORT-3875] Wk 0910 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Wed, 25 Jun 1997 4:55:34 PDT

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IGS Electronic Report    Wed Jun 25  4:55:34 PDT 1997      Message Number 3875
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0910 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0910 (Dates: 97 Jun 15 - 97 Jun 21)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09107.SUM         this text file                                            
 NGS09107.ERP         Earth rotation parameters for GPS Week 0910               
 NGS09107.SNX         weekly GPS coordinate solutions for GPS Wk 0910           
 NGS0910n.SP3         GPS ephemerides for GPS Week 0910, 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        
------------------------------------------------------------------------        
 166     445036         10.6       25          49               13              
 167     445064         10.9       25          52               13              
 168     476094         10.8       25          50               13              
 169     458360         10.8       25          49               12              
 170     471005         11.2       25          50               13              
 171     410335         11.2       24          49               12              
 172     467658         10.7       25          50               12              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        166      167      168      169      170      171      172           
----------------------------------------------------------------------          
  01      17466    20815    20129    19568    20261    14437    17896           
  02      24045E   20999E   24539E   22941E   23740E   22886E   24952E          
  03      17455    15693    17422    16538    17470    15503    17125           
  04      18340    17634    19115    18215    19418    17469    20264           
  05      21598E   21288E   22162E   20472E   21701E   20174E   23718E          
  06      14998    14425    14280    14195    15251    13333    17011           
  07      15519    13872    17089    17084    16893    16119    15460           
  09      15934    18080    17327    16590    16166    16137    16208           
  10      32652    35404    40578    38398    38354    37252    38884           
  14      33520    30574    34260    33846    36574    32428    34590           
  15      34480    30110    35750    31354    36552    33234    34130           
  16      36010    32426    39192    35172    38018    37130    38366           
  17      29920    31168    32980    33230    31338    28680    30706           
  18      37708    35596    41168    41168    42334    36162    35702           
  19      30004    30596    33368    35630    32652    31280    33928           
  21      37514    39186    37994    38822    37176    32006    40560           
  22      39702E   45268E   46326E   47434E   46798E   40840E   43858E          
  23      38668    39292    41068    35442    38224    38356    41288           
  24      33040    34200    38518    35334    39300    33798    34458           
  25      34230    36162    32782    32420    36242     -999    32028           
  26      33396    31876    32976    29622    31702    31620    35880           
  27      34790    31802    37050    36034    33750    33358    34394           
  29      36150    37644    38398    38040    38258    26826    37450           
  30      39752E   42876E   43522E   42400E   43484E   37318E   43676E          
  31      37826    40336    42132    41168    39454    38266    40150           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BRAZ BRMU CAS1 CHAT CRO1 DAV1 DRAO FAIR FORT GOLD   
global: GUAM HART HOB2 IISC IRKT KELY KERG KOKB KOSG KWJ1 LHAS MAC1 MADR MALI   
global: MAS1 MATE MCM4 MDO1 MDVO METS NLIB NYAL ONSA RCM6 REYK SANT SHAO STJO   
global: TAEJ TAHI TAIW TIDB TSKB UPO1 WES2 WHIT WTZR WUHN YAR1 YELL             
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    166      167      168      169      170      171      172    
----------------------------------------------------------------------------    
 ALGO*  1111111  10858    10950    11109    10904    11124    10383    11140    
 AREQ   111 111   6581     2209     5698              6989     2860     9685    
 ASC1   11111 1   5215     4512     4717     4217     5684              7523    
 AUCK   1111111  10682    10727    10869     9906    10674     9901    10394    
 BRAZ   1111111   6853     4794     6372     9009     9356     6971     9621    
 BRMU   1111111  11220    11092    11006    10751    11032    10285    11003    
 CAS1   1221111   9881     9538     9275     9240     8906     8837     9990    
 CHAT   1111111   9494     8871     9465     8957     9440     8907     9328    
 CRO1   1111111   5547     5139     6178     7736     6020     3992     6948    
 DAV1   2211321  10802    10426     9911    10452     9082     9180    11326    
 DRAO   1111111  11071    11310    11330    10795     9633    10600    11343    
 FAIR*  1111111   7744    12533     9883    13046    12995    12311     7749    
 FORT   11   11   4697     2711                                9367     7310    
 GOLD*  1111111  11791    11762    11742    10191     7357     7017    11626    
 GUAM   1111111   3370     5653     8388     8775     8401     7246     3573    
 HART      11 1                              8828     7811              8623    
 HOB2   1111111  11392    12225    11438     9609    10194    11038    12164    
 IISC   111111    3996     5714     5206     6127     6168     4938             
 IRKT   111 1 1   6573     6364     9355              7944              6808    
 KELY     11 21                     5485     6594              4330    11054    
 KERG   1111111   9935     9312     8718     8683     8730     8777     9032    
 KOKB*  1111111   8531     4695     6867     6088     7241     6777     6517    
 KOSG*  1111111  11787    10069    10778    12235    12178     9237    12704    
 KWJ1   1111111   5167     4250     6412     4312     5742     5457     5417    
 LHAS   1111111   6011     5856     9444     7356     8036     2149     6103    
 MAC1   1111111  11163    10815    10879     7436     8368    10369    11121    
 MADR*  1111111   9480     3185     8337     9375    10438     9981    11555    
 MALI    111111            5826     5808     7490     7380     5382     6935    
 MAS1   1111111   6587     7215     7354     5348     9845     8304    10869    
 MATE*  1111111  12078     9390     9192     8866     9124     8536     8866    
 MCM4   1111 11  10506     9500     9671     6483              7604    10478    
 MDO1*  1111111  11942    11623    11935    10702    11415     9056    11745    
 MDVO   11111    12562    12260    12644    12339    12557                      
 METS   1111111   8817    10369    12767    10407    11967    11467    10069    
 NLIB   1111111  12074    11342    12234    11997    11926    10370    11388    
 NYAL   22  221   6038     9576                       9552     6000     7355    
 ONSA   1111111  12722    12794    12879    13249    12358    12594    12359    
 RCM6   1111111  10305    10902    10835    10874    11481    10708    11334    
 REYK   1111111  10582    10574    10907    10585    10459     1369    10097    
 SANT*  11111     9302     5018     6806     6671     7168                      
 SHAO   1111111   3080     7991    12040    12026     9931    10748     3280    
 STJO   1111111  10572    10812     9351     9239    10581     7538    10783    
 TAEJ   11 1 11   4118     7543             11729             10554     3767    
 TAHI    211111             319     3070     3868     4456     4503     4403    
 TAIW    11111             6618     9277    10032     8955     7696             
 TIDB*  1111111   9144     8151     9076    11198     9323    10424    10425    
 TSKB   1111111   6098     5375     8573    10583     8422     9812     6093    
 UPO1   1111111   9616     8844     9675     8477     7590     8493     9425    
 WES2   1111111  13206    12566    12690    13311    13271    12504    12685    
 WHIT   1111111  12300    12553    12872    12846    12133    12222    13045    
 WTZR*  111 111  12702    13264    12968             12626      922    12723    
 WUHN   1111111   3747     7762     9986    12315    12355    11595     4024    
 YAR1*  1111111   7288     4069     9734     8394     9025     9399     7314    
 YELL*  2211222  12020    12620    12540    12746    11916    12098    12069    
----------------------------------------------------------------------------    
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*  50617.5     918129.5018  -4346071.2500   4561977.8227     4     4     3 
 AREQ   50617.5    1942826.7166  -5804070.2751  -1796893.9495     9    77    13 
 ASC1   50617.2    6118526.1044  -1572344.6692   -876451.1703    24    43    44 
 AUCK   50617.5   -5105681.0358    461564.0605  -3782181.7390     7     5    14 
 BRAZ   50617.5    4115014.0625  -4550641.5395  -1741444.0480    16    71    18 
 BRMU   50617.5    2304703.5815  -4874817.1710   3395186.8892     6     8    10 
 CAS1   50617.5    -901776.2114   2409383.4637  -5816748.5213    16    19    21 
 CHAT   50617.5   -4590670.9571   -275482.9609  -4404596.7702    10     7     8 
 CRO1   50617.5    2607771.1629  -5488076.7591   1932767.6898    10    16    26 
 DAV1   50617.5     486854.5220   2285099.3325  -5914955.7384    21    14    22 
 DRAO   50617.5   -2059164.6844  -3621108.3971   4814432.3732     2     4     6 
 FAIR*  50617.5   -2281621.4366  -1453595.7997   5756961.9095     2     3     2 
 FORT   50617.5    4985386.5374  -3954998.6049   -428426.4748    24    74    68 
 GOLD*  50617.5   -2353614.1827  -4641385.3970   3676976.4559     2     1     1 
 GUAM   50617.5   -5071312.7915   3568363.5382   1488904.3210    35    77    58 
 HART   50618.8    5084625.3279   2670366.2968  -2768494.5867     4    27    12 
 HOB2   50617.5   -3950071.4020   2522415.2072  -4311638.3444     2     6     6 
 IISC   50617.0    1337936.7972   6070317.1482   1427876.5058    22    22    36 
 IRKT   50617.1    -968332.2157   3794425.4509   5018167.7540    13    31    19 
 KELY   50618.5    1575559.2689  -1941827.9619   5848076.5009    11    24    12 
 KERG   50617.5    1406337.3247   3918161.1372  -4816167.4074    19    14    15 
 KOKB*  50617.5   -5543838.1144  -2054587.2423   2387809.7225     5     2     3 
 KOSG*  50617.5    3899225.2443    396731.8181   5015078.3430     2     2     3 
 KWJ1   50617.5   -6160881.0735   1339883.0440    960810.4941     8    21    39 
 LHAS   50617.5    -106937.6907   5549269.6450   3139215.7520    14    23    34 
 MAC1   50617.5   -3464038.5509   1334172.7883  -5169224.3315     7    13    10 
 MADR*  50617.5    4849202.4641   -360329.0772   4114913.0693     3     4     4 
 MALI   50618.0    4865366.4928   4110737.4864   -331121.7320    10    50    14 
 MAS1   50617.5    5439192.2666  -1522055.6429   2953454.7176     8    14    14 
 MATE*  50617.5    4641949.7055   1393045.2919   4133287.3356     2     4     2 
 MCM4   50617.3   -1311703.3039    310815.1069  -6213255.1684     8    12    11 
 MDO1*  50617.5   -1329998.6719  -5328393.4009   3236504.2031     4     3     2 
 MDVO   50616.5    2844672.2594   2161070.1218   5266363.8329     4     4    11 
 METS   50617.5    2892570.9135   1311843.3428   5512634.0564     6     6     8 
 NLIB   50617.5    -130934.4768  -4762291.7487   4226854.6684     3     4     8 
 NYAL   50617.7    1202430.6318    252626.6510   6237767.5224     5     4     9 
 ONSA   50617.5    3370658.6628    711877.0322   5349786.8751     3     3     3 
 RCM6   50617.5     961334.7556  -5674074.1219   2740535.1368     4    12    19 
 REYK   50617.5    2587384.4916  -1043033.5089   5716563.9791    15    15    25 
 SANT*  50616.5    1769693.3607  -5044574.1428  -3468321.0396     6     2     5 
 SHAO   50617.5   -2831733.2912   4675666.0773   3275369.5109    19    30    27 
 STJO   50617.5    2612631.2239  -3426807.0325   4686757.7970     3     9    13 
 TAEJ   50617.5   -3120422.9434   4086355.4876   3761769.6024    13    23    38 
 TAHI   50618.0   -5246568.7508  -3076989.5048  -1913777.4769    23    91   105 
 TAIW   50617.5   -3024782.0100   4928936.8421   2681234.4278    16    39    32 
 TIDB*  50617.5   -4460996.1618   2682557.0964  -3674443.6702     3     5     3 
 TSKB   50617.5   -3957199.2552   3310199.6999   3737711.7019    13    32    25 
 UPO1   50617.5   -5464031.7673  -2446032.6283   2193283.0524    11     7    17 
 WES2   50617.5    1492233.3772  -4458089.4949   4296046.0032     5     7    10 
 WHIT   50617.5   -2218337.8143  -2201205.1198   5543057.5770     2     3     5 
 WTZR*  50617.5    4075580.6843    931853.6739   4801568.0458     2     2     3 
 WUHN   50617.5   -2267749.1875   5009154.3673   3221290.7492    17    27    27 
 YAR1*  50617.5   -2389025.5538   5043316.8976  -3078530.7072     3     3     2 
 YELL*  50617.5   -1224452.5010  -2689216.1143   5633638.2756     3     3     3 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 166: PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site SHAO has < 1/2 as many obs as average                                
    : site TAEJ has < 1/2 as many obs as average                                
    : site WUHN has < 1/2 as many obs as average                                
    : METS residual dE > 2*RMS =      13 mm                                     
 167: PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site MADR has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : site YAR1 has < 1/2 as many obs as average                                
 168: PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
 169: constrained site WTZR not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 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 ASC1 has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : MDO1 residual dU > 2*RMS =       4 mm                                     
 170: PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site TAHI has < 1/2 as many obs as average                                
    : CAS1 residual dN > 2*RMS =      36 mm                                     
    : DAV1 residual dN > 2*RMS =      42 mm                                     
 171: constrained site SANT not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site CRO1 has < 1/2 as many obs as average                                
    : site LHAS has < 1/2 as many obs as average                                
    : site REYK has < 1/2 as many obs as average                                
    : site WTZR has < 1/2 as many obs as average                                
    : LHAS residual dU > 2*RMS =      70 mm                                     
    : MADR residual dN > 2*RMS =       6 mm                                     
    : MAS1 residual dN > 2*RMS =      19 mm                                     
    : REYK residual dU > 2*RMS =      56 mm                                     
    : TSKB residual dU > 2*RMS =      51 mm                                     
 172: constrained site SANT not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 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 TAEJ 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                                
    : BRAZ residual dN > 2*RMS =      34 mm                                     
    : KWJ1 residual dU > 2*RMS =      91 mm                                     
--------------------------------------------------------------------------------

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