Subject: [IGSREPORT-4671] Wk 0946 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Thu, 5 Mar 1998 5:35:34 PST

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IGS Electronic Report    Thu Mar  5  5:35:34 PST 1998      Message Number 4671
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0946 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0946 (Dates: 98 Feb 22 - 98 Feb 28)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09467.SUM         this text file                                            
 NGS09467.ERP         Earth rotation parameters for GPS Week 0946               
 NGS09467.SNX         weekly GPS coordinate solutions for GPS Wk 0946           
 NGS0946n.SP3         GPS ephemerides for GPS Week 0946, 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        
------------------------------------------------------------------------        
 053     460316          9.9       27          53               12              
 054     468485          9.9       27          53               12              
 055     452223         10.2       27          55               12              
 056     463688          9.6       27          54               11              
 057     467467         10.1       27          55               12              
 058     450989          9.6       27          55               12              
 059     466820         10.2       27          54               12              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        053      054      055      056      057      058      059           
----------------------------------------------------------------------          
  01      20596E   20805E   17852E   19809E   19866E   19273E   19912E          
  02      16417    16715    16385    16310    16092    14875    16623           
  03      15188    14218    16111    14841    16418    15686    16316           
  04      17837    18366    18262    18051    17821    17739    18131           
  05      17256    18671    17914    18511    19856    18565    19616           
  06      13500E   13423    13947    14362    15398    13251    14963           
  07      13606    12844    13456    14515    13619    13905    13595           
  08      16313    17445    15784    15864    15704    15768    17130           
  09      27468    28792    27076    26860    30420    27486    28008           
  10      32728    33790    31032    31162    32310    30990    32068           
  13      44544E   45704E   44796E   43108E   43456E   44996E   44886E          
  14      32660    34264    33400    34316    33950    32652    33474           
  15      26438    24452    26582    25438    26088    24816    27170           
  16      32844    31398    35296    31604    31910    28158    29764           
  17      34148    37456    35586    38216    37966    36396    38258           
  18      42284E   44928E   42208E   42912E   43032E   42340E   45164E          
  19      27250    27072    26732    27426    26556    25352    26696           
  21      35684    37180    34004    37410    36354    35918    36788           
  22      31050    33022    30484    32612    31798    30680    32630           
  23      32890    34722    28608    31880    32806    33012    30692           
  24      32984    32204    32476    31580    32684    30498    32266           
  25      32442    31224    31644    32374    34128    30516    33314           
  26      42610E   41266E   39680E   42358E   41826E   43662E   42920E          
  27      37542    38684    39592    37506    39448    38884    36618           
  29      39064E   40502E   40182E   40084E   39730E   37358E   42370E          
  30      37982    37532    33128    37324    34604    37406    32760           
  31      36594    37804    32518    38680    36320    32734    35222           
----------------------------------------------------------------------          
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 GOLD GUAM HARK HOB2 IISC IRKT KELY KERG KIT3 KOKB KOSG   
global: KOUR KWJ1 LHAS LPGS MAC1 MADR MALI MAS1 MATE MCM4 MDO1 METS MKEA NLIB   
global: NTUS ONSA RCM6 REYK SANT SHAO STJO TAEJ TAHI TIDB TSKB UPO1 WES2 WHIT   
global: WTZR WUHN YAR1 YELL ZWEN                                                
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    053      054      055      056      057      058      059    
----------------------------------------------------------------------------    
 ALGO*  1111111  11345    11330    12394    12044    12339    11777    12376    
 AREQ   2222222   2123     1631     2659     2952     2991     2450     3266    
 ASC1   2222222   4334     3699     3082     3312     4001     3127     4105    
 AUCK        11                                               10907    10983    
 BAHR   2232223  10046    10657    10282    10544    10044    10634     8946    
 BOGT       222                                       3300     3937     2931    
 BRMU   1111111  12232    12107    11668    12176    11173    11031    11221    
 CAS1   3333344   6879     7117     7011     7346     8372     6259     7840    
 CHAT   1111111   9636     9465     9481     9387     9533     9056     9550    
 COCO   2222 22   8437     8837     7432     8392              6832     8583    
 CRO1   111       8854     5090     7267                                        
 DAV1   3333244   9732     8883    10061     9977    10983     9033     9933    
 DGAR   2222222   4637     4899     3966     3879     3728     2574     3467    
 DRAO   1111111  10553    11125    10818    10605    10747    10944    10806    
 EISL   2222222   4473     5510     3066     7090     6926     5067     4970    
 FAIR*  1111112   7393     7444     6775     7347     7223     6848     6814    
 FORT     33333                     3927     3152     4260     3490     4486    
 GOLD*  1111111   8880     9991     9616    10042     9800     9925     9834    
 GUAM   2222222   4006     3626     3673     4114     3505     3744     3585    
 HARK   1221122   3411     3804     3506     2931     4074     3539     3399    
 HOB2   11111    11848    11799    11136    10552    11110                      
 IISC     32322                     3832     1426     3683     4120     3833    
 IRKT   1111111   5287     5343     3903     5616     5665     5220     5545    
 KELY   32 3133  11045     8052              7178     5625     8037     7723    
 KERG   11 1112   8145     8297              8261     9503     8718     9111    
 KIT3    11111             9271     8669     9431     9504     9107             
 KOKB*  1121121   7394     8688     6843     8343     6738     7623     7760    
 KOSG*  1111111  13135    12979    12854    12959    12928    12196    12847    
 KOUR   2333332   3636              5730     5261     6515     5530     6881    
 KWJ1   2222222   6785     6691     6724     6649     5252     6587     6233    
 LHAS   22222 2   4737     5244     4347     4992     4601              5028    
 LPGS     2   2                     4635                               11004    
 MAC1   2222123  12432    12138    12313    12252    10344    10299    10640    
 MADR*  1111111  12556    12616    10809    12410    12535    10996    13154    
 MALI   222222    4952     5053     4706     5203     4962     5124             
 MAS1   222222    8203     8013     9351    11873    12058    11115             
 MATE*  1111111   9447     9705     8189     9666     9469     9748    11308    
 MCM4       354                                       8327     5245     6463    
 MDO1*  111 211  12098    12386    12333              5099     9803    12361    
 METS   11 1111   8746     9110              7748     8053     8648     6117    
 MKEA   2222222  10047     9863     8665     9531     9743     9429    11064    
 NLIB   1111111  12664    12703    12731    12016     9366    12637    12739    
 NTUS   2222      4092     6368     6548     5759                               
 ONSA   1111111  13154    13179     8865    12798    13493    12530    13082    
 RCM6     11111                    11673    11511    11685    11687    11709    
 REYK   1211112  11043    10812    10194    10913    10663    10543    10807    
 SANT*  2221112   3811     3790     1687     5772     5357     5116     7553    
 SHAO   221 222   3979     3900     4509              3851     4358     3555    
 STJO   1111111  10172    10395    10094     9054     8261     9899     9227    
 TAEJ   1111111   5472     5511     5741     5470     5133     5687     5104    
 TAHI   222223    4646     4622     3991     4251     1801      894             
 TIDB*  1111111   9340     9197    12740     9027    12575     9852    10569    
 TSKB   1111111   6534     6526     6818     6524     5896     6623     5781    
 UPO1   2222222  10393    13172    10813    12132    12825    10366     8219    
 WES2   11111 1  12223    12195    13008    12156    13956             13275    
 WHIT   1111112  13648    13816    13885    13951    13885    13991    12640    
 WTZR*  1111111  13678    13684    13682    13661    13315    13041    13718    
 WUHN   2212 22   3278     3145     3030     3545              3658     3363    
 YAR1   1111111   6064     6321     6484     6122     6544     7566     7740    
 YELL*  2222123  13456    13513    13699    12808    12544    13859    12439    
 ZWEN   1111111  12722    13147    12136    12919    12428    12320    12165    
----------------------------------------------------------------------------    
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*  50869.5     918129.4966  -4346071.2480   4561977.8176     2     4     3 
 AREQ   50869.5    1942826.7371  -5804070.2482  -1796893.9656     8    10    11 
 ASC1   50869.5    6118526.0495  -1572344.6760   -876451.1563    24    39    53 
 AUCK   50872.0   -5105681.0258    461564.0501  -3782181.7055     6     8     5 
 BAHR   50869.5    3633909.0357   4425275.5005   2799861.2974     5     5    22 
 BOGT   50871.5    1744399.0749  -6116037.7233    512731.6264     8    19    36 
 BRMU   50869.5    2304703.5826  -4874817.1911   3395186.9054     6     4     8 
 CAS1   50869.5    -901776.1614   2409383.4072  -5816748.4137    14    23    14 
 CHAT   50869.5   -4590670.9311   -275482.9625  -4404596.7319     5     9    17 
 COCO   50869.3    -741950.0751   6190961.6329  -1337768.5036    12    19    13 
 CRO1   50867.5    2607771.1578  -5488076.7644   1932767.6920     2     4    20 
 DAV1   50869.5     486854.5578   2285099.3006  -5914955.6861    20    18    20 
 DGAR   50869.5    1916269.6996   6029977.3078   -801720.1021    20    31    61 
 DRAO   50869.5   -2059164.6920  -3621108.4055   4814432.3712     2     3     4 
 EISL   50869.5   -1884951.6679  -5357595.8874  -2892890.4948    18    20    26 
 FAIR*  50869.5   -2281621.4539  -1453595.8064   5756961.9051     3     4     2 
 FORT   50870.5    4985386.5832  -3954998.5660   -428426.4685    18    39    45 
 GOLD*  50869.5   -2353614.1785  -4641385.3964   3676976.4531     2     2     3 
 GUAM   50869.5   -5071312.8682   3568363.4637   1488904.3283    16    50    28 
 HARK   50869.5    5084625.3550   2670366.2708  -2768494.5397    33    32    76 
 HOB2   50868.5   -3950071.4053   2522415.2027  -4311638.3104     2     4    14 
 IISC   50870.5    1337936.7777   6070317.1417   1427876.5543    18    32    30 
 IRKT   50869.5    -968332.2487   3794425.4143   5018167.7442    15    22    19 
 KELY   50869.7    1575559.2823  -1941827.9325   5848076.4986     6     7    12 
 KERG   50869.7    1406337.3395   3918161.1010  -4816167.3460    19    21    17 
 KIT3   50869.5    1944945.3377   4556652.2142   4004325.9771    10     7     8 
 KOKB*  50869.5   -5543838.1135  -2054587.2038   2387809.7402     3     4     5 
 KOSG*  50869.5    3899225.2400    396731.8376   5015078.3432     2     4     3 
 KOUR   50869.8    3839591.3901  -5059567.5345    579956.9418    11    46    61 
 KWJ1   50869.5   -6160881.0332   1339883.0126    960810.4974     4    12    22 
 LHAS   50869.2    -106937.7199   5549269.6106   3139215.7859    13    21    24 
 LPGS   50870.5    2780102.9574  -4437418.8418  -3629404.5537     2    21     4 
 MAC1   50869.5   -3464038.5307   1334172.7842  -5169224.3031     5     7    16 
 MADR*  50869.5    4849202.4474   -360329.0813   4114913.0978     2     6     3 
 MALI   50869.0    4865366.5533   4110737.5593   -331121.6831    18    19    41 
 MAS1   50869.0    5439192.2456  -1522055.5956   2953454.7016     3    10    16 
 MATE*  50869.5    4641949.6962   1393045.3108   4133287.3392     2     2     2 
 MCM4   50871.5   -1311703.2561    310815.0760  -6213255.1415     9    15    16 
 MDO1*  50869.5   -1329998.6813  -5328393.4021   3236504.1942     3     2     1 
 METS   50869.7    2892570.9134   1311843.3535   5512634.0538     5    10     6 
 MKEA   50869.5   -5464105.1041  -2495166.8413   2148290.9778     3     6     6 
 NLIB   50869.5    -130934.4837  -4762291.7532   4226854.6682     2     4     7 
 NTUS   50868.0   -1508022.7681   6195576.6739    148799.5086     9    17    55 
 ONSA   50869.5    3370658.6634    711877.0476   5349786.8801     2     5     4 
 RCM6   50870.5     961334.7485  -5674074.1254   2740535.1366     4    11     6 
 REYK   50869.5    2587384.4851  -1043033.5043   5716563.9790     3     6     5 
 SANT*  50869.5    1769693.3726  -5044574.1442  -3468321.0360     3     3     5 
 SHAO   50869.5   -2831733.3351   4675666.0236   3275369.5124    14    12    20 
 STJO   50869.5    2612631.2276  -3426807.0354   4686757.8083     4     5    11 
 TAEJ   50869.5   -3120422.9846   4086355.4362   3761769.6097    13    15    15 
 TAHI   50869.0   -5246568.8551  -3076989.4543  -1913777.4981     7    41    28 
 TIDB*  50869.5   -4460996.1731   2682557.0858  -3674443.6374     3     2     5 
 TSKB   50869.5   -3957199.2677   3310199.6541   3737711.7104    10    18    16 
 UPO1   50869.5   -5464031.7772  -2446032.6021   2193283.0707     5    13    14 
 WES2   50869.2    1492233.3671  -4458089.4830   4296046.0049     3     7    10 
 WHIT   50869.5   -2218337.8298  -2201205.1216   5543057.5739     3     4     4 
 WTZR*  50869.5    4075580.6765    931853.6905   4801568.0445     1     4     2 
 WUHN   50869.3   -2267749.2153   5009154.2855   3221290.7472    20    56    35 
 YAR1   50869.5   -2389025.5963   5043316.8884  -3078530.6643     6    18    20 
 YELL*  50869.5   -1224452.5122  -2689216.1253   5633638.2762     2     3     3 
 ZWEN   50869.5    2886325.5198   2155998.4179   5245816.1280     6    10    12 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 053: 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 GUAM has < 1/2 as many obs as average                                
    : site HARK 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                                
    : site SANT has < 1/2 as many obs as average                                
    : site SHAO has < 1/2 as many obs as average                                
    : site WUHN has < 1/2 as many obs as average                                
    : REYK residual dN > 2*RMS =       6 mm                                     
 054: 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 ASC1 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 WUHN has < 1/2 as many obs as average                                
    : GUAM residual dE > 2*RMS =     105 mm                                     
    : SANT residual dN > 2*RMS =       6 mm                                     
    : ZWEN residual dU > 2*RMS =      26 mm                                     
 055: 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 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 EISL has < 1/2 as many obs as average                                
    : site FORT 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 IRKT has < 1/2 as many obs as average                                
    : site SANT 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                                
    : ASC1 residual dN > 2*RMS =      53 mm                                     
    : FAIR residual dU > 2*RMS =       5 mm                                     
 056: constrained site MDO1 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 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 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 WUHN has < 1/2 as many obs as average                                
    : DRAO residual dN > 2*RMS =       4 mm                                     
    : GUAM residual dN > 2*RMS =      35 mm                                     
 057: 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 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 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 TAHI has < 1/2 as many obs as average                                
 058: 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 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 FORT 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 TAHI has < 1/2 as many obs as average                                
    : site WUHN has < 1/2 as many obs as average                                
    : AREQ residual dE > 2*RMS =      23 mm                                     
 059: 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 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 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 WUHN has < 1/2 as many obs as average                                
    : BAHR residual dU > 2*RMS =      50 mm                                     
    : KOKB residual dE > 2*RMS =       8 mm                                     
    : MATE residual dU > 2*RMS =       5 mm                                     
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[Mailed From: bill kass <[email-masked]>]