Subject: [IGSREPORT-3993] Wk 0915 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Thu, 31 Jul 1997 4:09:32 PDT

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IGS Electronic Report    Thu Jul 31  4:09:32 PDT 1997      Message Number 3993
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0915 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0915 (Dates: 97 Jul 20 - 97 Jul 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:                                                         
------------------------------------------------------------------------------  
 NGS09157.SUM         this text file                                            
 NGS09157.ERP         Earth rotation parameters for GPS Week 0915               
 NGS09157.SNX         weekly GPS coordinate solutions for GPS Wk 0915           
 NGS0915n.SP3         GPS ephemerides for GPS Week 0915, 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        
------------------------------------------------------------------------        
 201     391560         11.0       25          48               12              
 202     405212         10.9       25          48               11              
 203     426202         11.2       25          49               12              
 204     394531         10.4       24          49               12              
 205     407812         10.8       25          48               12              
 206     401193         10.5       25          49               12              
 207     402710         11.2       25          50               12              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        201      202      203      204      205      206      207           
----------------------------------------------------------------------          
  01      13437    13088    14708    14750    14465    13731    13155           
  02      11007    10758    10251    11225    11038    12298    12676           
  03      18639E   19984E   20427E   18811E   19513E   18201E   18689E          
  04      17642    15723    19333    19487    18816    17573    18324           
  05      15589    15624    16869    16734    16422    15994    16374           
  06      20562E   19707E   21265E   20643E   21131E   20551E   21518E          
  07      19329E   20746E   22650E   21235E   20020E   20323E   20008E          
  09      15041    13189    14306    14839    15364    15342    14968           
  10      42226E   42228E   46924E   42238E   42872E   45766E   33980E          
  14      32634E   42576E   41752E    -999    40212E   36824E   38058E          
  15      28750    27696    29940    29784    27640    27822    27094           
  16      38304E   41242E   37668E   35480E   38700E   25704E   36398E          
  17      25084    21054    23808    25880    23644    24432    22706           
  18      26858    30706    25726    27718    27256    28438    27852           
  19      30138    29378    27818    30920    29438    29124    29822           
  21      36772E   37136E   38288E   39056E   40372E   39644E   40176E          
  22      21292    23436    23778    23562    19474    20060    20928           
  23      36362E   38354E   41716E   39144E   41112E   41408E   37698E          
  24      29900    30028    35646    34314    32734    33484    38296           
  25      34710    36042    38210    35730    38002    34184    31856           
  26      25752    25230    29352    31584    31132    28332    27676           
  27      29334    34550    38684    33178    32510    32068    35150           
  29      23210    25822    26032    26438    27666    25058    23138           
  30      24440    27928    27564    25716    25438    26424    26918           
  31      34862E   39380E   39880E   32872E   23884E   35588E   36250E          
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BRAZ BRMU CAS1 CHAT CRO1 DAV1 DGAR DRAO FAIR FORT   
global: GOLD GUAM HARK HOB2 IISC IRKT KELY KERG KOKB KOSG KWJ1 MAC1 MADR MALI   
global: MAS1 MATE MCM4 MDO1 MDVO METS NLIB NYAL ONSA REYK SANT SHAO STJO TAEJ   
global: 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    201      202      203      204      205      206      207    
----------------------------------------------------------------------------    
 ALGO*  1111111  11093    11133    10729    10168    12273    10905    10711    
 AREQ   1111111   4445     3407     3436     5400     3176     9941     3334    
 ASC1   1  11     7289                       7246     6724                      
 AUCK   1111111  10333    10444    10015    10060    10147     9420     8822    
 BRAZ   11 1111   6932     6647              5502     5221     6559     5224    
 BRMU   1111111  10915    11079    11028    10315    11103    10597    10299    
 CAS1   1121222   5867     5876     7219     6852     7558     7783     7155    
 CHAT   1111111   9096     8819     9126     8594     8977     8906     9705    
 CRO1   1111111   7305     7193     6433     6498     8161     6859     7113    
 DAV1    221211            6337     8930     9297     9730    10397    10037    
 DGAR   1111111   4047     3661     4269     4669     4574     4241     4759    
 DRAO   1111111  11070    10957    10530    10059    10658    10238    11240    
 FAIR*  1111111   6400    11456    11751     6653     6244     5779     6528    
 FORT   1111111   5304     6554     4021     6563     6920     5265     5537    
 GOLD*  1111111  11688    11062    11193     9763    11801    12016    12257    
 GUAM   1111111   2651     7665     5203     3453     3037     3245     2190    
 HARK   1111111   2210     2336     3006     2946     3028     3494     2969    
 HOB2   1111111   7911    11829    10318    10340    10624     9817    11930    
 IISC   1111111   4197     5476     4349     4186     4991     4325     3853    
 IRKT   111   1   5487     6897     8821                                4080    
 KELY   2222211  10050     7315     4042    10632    10055     8294     5335    
 KERG   1111111   6315     7430     8142     6812     8123     8669     8184    
 KOKB*  1111111   4582     7935     8558     6069     6871     4590     5192    
 KOSG*  1 11111  11613             10926    11036    10663    10814    12066    
 KWJ1   1111111   4510     4031     5741     3134     6455     3452     5069    
 MAC1   1011111  10224     4621    10755     9738    10779     9962    10268    
 MADR*  1111111  10369    10385     8503    10063    11030     9828    11257    
 MALI   111  21   4610     5046     4389                       4144     4238    
 MAS1   1111111   9971     9985     8595     9466     7772     8873    10626    
 MATE*  1111111   7833     9217     7624    11285    11874     7612     8219    
 MCM4   1111111   7854     7802     9365     8604     9731     7327     9310    
 MDO1*  1111111  11213     9900    10357     9331    11838    10735    11650    
 MDVO   1111111  10339    10388    11802    10755    11328    11402     9311    
 METS     11111                     8394     8798     8830     7710     5778    
 NLIB   1111111  11268    10600    10799     9988    11698    10491    11281    
 NYAL   22222     7719     7397     9375     5389     6269                      
 ONSA   1111 11  12740    10839    12771    11184             12275    11132    
 REYK   1111111  10085     9700     9763     9665     9622     9120    10068    
 SANT*  1111111   6161     1116     4143     4669     4024     8693     4095    
 SHAO    111111           11944    12084     2929     3212     2787     3044    
 STJO   1111111  10319     9297     8171    10093    10216     9380     8516    
 TAEJ   1111111   2409    10592    11564     3641     3853     3351     3920    
 TAHI   1    11   1755                                         3730     4573    
 TAIW    11                9063     9182                                        
 TIDB*  1111111   8200     7880    12056     8456    10051    10523     8625    
 TSKB   1111111   4745     9872    10284     5222     5442     4675     3303    
 UPO1   1111111   8853     9226     9032     7887     9799     7113     9577    
 WES2   1111111  13259    13029    12264    11885    12452    13019    12774    
 WHIT   1111111  12036    11675    11748    11169    12455    12183    12446    
 WTZR*  1111111  12425    11649    10906    11549    10549    11961    12579    
 WUHN      1111                              3452     3330     2855     2329    
 YAR1   1111111   6251     5767     5371     5456     5514     5123     6472    
 YELL*  2111221  11971    12354    12326    11494    12279    11757    12017    
----------------------------------------------------------------------------    
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*  50652.5     918129.4992  -4346071.2529   4561977.8225     4     3     5 
 AREQ   50652.5    1942826.7736  -5804070.2553  -1796893.9585    14    41    16 
 ASC1   50651.8    6118526.0901  -1572344.6919   -876451.1493     4    39    26 
 AUCK   50652.5   -5105681.0292    461564.0539  -3782181.7369     6     6    11 
 BRAZ   50652.7    4115014.1131  -4550641.5160  -1741444.0511    16    30    15 
 BRMU   50652.5    2304703.5843  -4874817.1969   3395186.9012     6    11    19 
 CAS1   50652.5    -901776.2105   2409383.4315  -5816748.5191    11    17    26 
 CHAT   50652.5   -4590670.9555   -275482.9643  -4404596.7697     7    14    20 
 CRO1   50652.5    2607771.1574  -5488076.7685   1932767.6890     9    11    34 
 DAV1   50653.0     486854.5204   2285099.3148  -5914955.7348    11    24    29 
 DGAR   50652.5    1916269.7860   6029977.4302   -801720.1933    19    32    87 
 DRAO   50652.5   -2059164.6833  -3621108.4012   4814432.3782     3     4     7 
 FAIR*  50652.5   -2281621.4362  -1453595.7994   5756961.9077     4     4     4 
 FORT   50652.5    4985386.6695  -3954998.6083   -428426.4607    25    22    44 
 GOLD*  50652.5   -2353614.1845  -4641385.3974   3676976.4586     2     2     3 
 GUAM   50652.5   -5071312.7438   3568363.4824   1488904.3223    43    37   120 
 HARK   50652.5    5084629.7407   2670368.5623  -2768497.0349    60    77  4820 
 HOB2   50652.5   -3950071.3995   2522415.1984  -4311638.3550     3     3    13 
 IISC   50652.5    1337936.7864   6070317.1204   1427876.5023    25    23    33 
 IRKT   50651.8    -968332.2064   3794425.4622   5018167.7622    37    22    26 
 KELY   50652.5    1575559.2685  -1941827.9477   5848076.5005     8    12    10 
 KERG   50652.5    1406337.3145   3918161.1247  -4816167.4146    19    24    33 
 KOKB*  50652.5   -5543838.1145  -2054587.2364   2387809.7286    10     2     2 
 KOSG*  50652.8    3899225.2475    396731.8203   5015078.3448     3     2     3 
 KWJ1   50652.5   -6160880.9541   1339882.9859    960810.4635    31    51    83 
 MAC1   50652.5   -3464038.5495   1334172.7765  -5169224.3436     6    11    19 
 MADR*  50652.5    4849202.4580   -360329.0729   4114913.0691     2     4     2 
 MALI   50652.3    4865366.4904   4110737.4514   -331121.7245    10    30    44 
 MAS1   50652.5    5439192.2375  -1522055.6333   2953454.7110     4    17    10 
 MATE*  50652.5    4641949.7093   1393045.2891   4133287.3406     2     2     4 
 MCM4   50652.5   -1311703.3034    310815.0924  -6213255.1805    19    22    27 
 MDO1*  50652.5   -1329998.6781  -5328393.4002   3236504.1993     2     2     3 
 MDVO   50652.5    2844672.2745   2161070.1080   5266363.8305     6    10    19 
 METS   50653.5    2892570.9245   1311843.3410   5512634.0557     4     5     7 
 NLIB   50652.5    -130934.4766  -4762291.7452   4226854.6644     5     7    11 
 NYAL   50651.5    1202430.6366    252626.6495   6237767.5264    13     7    23 
 ONSA   50652.3    3370658.6647    711877.0339   5349786.8767     4     6    12 
 REYK   50652.5    2587384.4882  -1043033.5153   5716563.9819     7     8    11 
 SANT*  50652.5    1769693.3640  -5044574.1433  -3468321.0417     5     2     3 
 SHAO   50653.0   -2831733.3048   4675666.0696   3275369.4987    52    38    72 
 STJO   50652.5    2612631.2257  -3426807.0425   4686757.8053     5    10    19 
 TAEJ   50652.5   -3120422.9668   4086355.4818   3761769.6167    41    28    77 
 TAHI   50653.2   -5246569.6702  -3076989.9787  -1913777.8149    29    38    15 
 TAIW   50651.0   -3024782.0242   4928936.8682   2681234.4219    37     6     8 
 TIDB*  50652.5   -4460996.1520   2682557.0881  -3674443.6768     3     3     4 
 TSKB   50652.5   -3957199.2484   3310199.6885   3737711.6892    33    20   107 
 UPO1   50652.5   -5464031.7739  -2446032.6259   2193283.0594     8     5    17 
 WES2   50652.5    1492233.3699  -4458089.4941   4296046.0129     6     4     9 
 WHIT   50652.5   -2218337.8165  -2201205.1190   5543057.5800     4     4     4 
 WTZR*  50652.5    4075580.6823    931853.6746   4801568.0427     1     3     5 
 WUHN   50654.0   -2267749.1741   5009154.3210   3221290.7237    24    17    46 
 YAR1   50652.5   -2389025.5824   5043316.9700  -3078530.7657     9    20    33 
 YELL*  50652.5   -1224452.5039  -2689216.1188   5633638.2761     3     5     2 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 201: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site HARK 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                                
    : AUCK residual dE > 2*RMS =      13 mm                                     
    : DGAR residual dU > 2*RMS =     181 mm                                     
    : IISC residual dN > 2*RMS =      53 mm                                     
    : MADR residual dE > 2*RMS =       9 mm                                     
    : SANT residual dN > 2*RMS =      11 mm                                     
 202: constrained site KOSG 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 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 AREQ has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : BRAZ residual dN > 2*RMS =      32 mm                                     
 203: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site KELY has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
    : BRMU residual dU > 2*RMS =      41 mm                                     
    : FORT residual dN > 2*RMS =      51 mm                                     
    : FORT residual dU > 2*RMS =     101 mm                                     
    : MDVO residual dU > 2*RMS =      41 mm                                     
    : YELL residual dE > 2*RMS =      11 mm                                     
 204: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site 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                                
    : CAS1 residual dE > 2*RMS =      36 mm                                     
    : KERG residual dE > 2*RMS =      53 mm                                     
 205: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site SANT 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                                
 206: 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 GUAM has < 1/2 as many obs as average                                
    : site HARK has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site 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                                
    : DGAR residual dE > 2*RMS =      65 mm                                     
    : WTZR residual dE > 2*RMS =       6 mm                                     
 207: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 09    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site GUAM has < 1/2 as many obs as average                                
    : site HARK 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 TSKB has < 1/2 as many obs as average                                
    : site WUHN has < 1/2 as many obs as average                                
    : CHAT residual dE > 2*RMS =      32 mm                                     
    : MAC1 residual dE > 2*RMS =      22 mm                                     
    : UPO1 residual dE > 2*RMS =      11 mm                                     
--------------------------------------------------------------------------------

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