Subject: [IGSREPORT-4481] Wk 0938 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Fri, 9 Jan 1998 6:08:54 PST

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IGS Electronic Report    Fri Jan  9  6:08:54 PST 1998      Message Number 4481
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0938 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0938 (Dates: 97 Dec 28 - 98 Jan 03)                
******************************************************************************* 
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:                                                         
------------------------------------------------------------------------------  
 NGS09387.SUM         this text file                                            
 NGS09387.ERP         Earth rotation parameters for GPS Week 0938               
 NGS09387.SNX         weekly GPS coordinate solutions for GPS Wk 0938           
 NGS0938n.SP3         GPS ephemerides for GPS Week 0938, 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        
------------------------------------------------------------------------        
 362     475317         10.1       27          50               12              
 363     482877         10.1       27          55               12              
 364     456245         10.8       27          55               12              
 365     472708         10.2       27          53               12              
 001     425564         10.3       27          50               12              
 002     435112          9.8       27          52               12              
 003     456473          9.8       27          54               12              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        362      363      364      365      001      002      003           
----------------------------------------------------------------------          
  01      16291    15846    16318    17186    15918    15922    16788           
  02      18121    18095    17838    17334    16983    17734    19076           
  03      13758    14473    11923    14680    12832    12596    14029           
  04      17828    19051    16985    17189    16380    16161    17456           
  05      15916    16021    15946    16951    14758    14768    17310           
  06      18200    18805    18469    17675    16131    16732    18565           
  07      15463    15011    14960    14164    13363    12930    13782           
  08      16418    17657    16779    16029    15137    15479    16512           
  09      39614    39390    39436    39052    33780    33970    36462           
  10      44358E   44572E   42120E   42400E   38992E   38248E   40684E          
  13      24786    23250    21964    22496    17732    19820    20838           
  14      46246E   45530E   38044E   46344E   39638E   40518E   30258E          
  15      28628    31078    28128    30066    25844    25726    29488           
  16      44400E   45758E   38684E   43118E   38982E   38668E   35816E          
  17      25580    25004    25026    27284    22498    25748    25476           
  18      35194    34210    31200    32412    32300    35558    34810           
  19      33598    32970    34060    31496    31894    31660    34154           
  21      43084E   42850E   39080E   43438E   37904E   38942E   41872E          
  22      31248    32140    31186    31842    27712    28850    32174           
  23      41114E   44030E   39716E   44106E   35918E   39482E   38570E          
  24      31762    32298    32366    31862    26084    27430    31050           
  25      37014    38422    35502    36904    32792    34378    36564           
  26      29352    32958    31664    32756    29418    29362    32102           
  27      40580    38460    38648    36216    35114    33848    37260           
  29      33898    33838    32542    34004    32666    33588    33602           
  30      42050    44148    42840    41854    38788    37484    41112           
  31      34138    34930    31848    35350    30068    32300    33618           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BAHR BRMU CAS1 CHAT COCO CRO1 DAV1 DGAR DRAO EISL   
global: FAIR FORT GOLD HARK HOB2 IISC IRKT KELY KERG KIT3 KOKB KOSG KOUR KWJ1   
global: LPGS MAC1 MADR MAS1 MATE MCM4 MDO1 METS MKEA NLIB NTUS OHIG ONSA RCM6   
global: REYK SANT SHAO STJO TAEJ TAHI THU1 TIDB TSKB UPO1 WES2 WHIT WTZR WUHN   
global: YAR1 YELL ZWEN                                                          
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    362      363      364      365      001      002      003    
----------------------------------------------------------------------------    
 ALGO*  1111111  11725    12474    11767    11915    11746    11117    10939    
 AREQ   2222222   2846     2922     2170     2613     2008     2283     3080    
 ASC1   2221122   5308     3573     3172      904     3641     5352     5167    
 AUCK        22                                               10483    10637    
 BAHR   2122211  10076    10760     9915    10797     7089    10502     9828    
 BRMU   2122111  11157    11475    10976    11193    11303     9347    10713    
 CAS1   3364  3   9062     9167     7094     7568                       6757    
 CHAT   1222222   9393     9756     9558     9391     7503     8808     9586    
 COCO   2122  2  10326    10380    10400    10216                       9869    
 CRO1   1111111   5259     9452     9272     6847     5086     8557     4200    
 DAV1   2242     10102     9972     6339     7749                               
 DGAR   2121111   5270     5216     3021     4404     4429     4552     4896    
 DRAO   1111111  12713    12840    11819    12514    12671    12722    12337    
 EISL   2222222   6057     3111     5728     3913     6943     5954     2441    
 FAIR*  1141111   7242     7170     4743     6541     6386     6289     6735    
 FORT   2222222   6039     2116     2178     3502     3603     5352     5524    
 GOLD*  1111111  11190    11317    11092    11036    10737    10709    10625    
 HARK        21                                                1207     3432    
 HOB2   1121  1  13561    10855    11696    11736                      10701    
 IISC   1222222   4535     1065     4302     4160     3975     5029     4222    
 IRKT   1111111   3731     5256     5062     5253     5003     4855     4724    
 KELY   2252222  10254    10553     9207    11385     9691     8167     9931    
 KERG   112 111   9182     9153     7137              8526     8426     8582    
 KIT3    11 111            8872     8028              8984     9041     8435    
 KOKB*  1112211  12117     9915     9506     9677     9265     8965     8117    
 KOSG*  1111111  12286    12306    11488    12581    10244    12100    10599    
 KOUR    21222              772      816      385      534      762             
 KWJ1   1122111   7473     6994     5516     7092     6852     6983     6472    
 LPGS   2222222   9032     6310     8729     4049     8110     7819     6145    
 MAC1    15   2            9239     9762                               10720    
 MADR*  1111111  10860    12494    11196    12588    12509     7159     6412    
 MAS1   1222222   9724    12699    10624     6687    12641     8877     8040    
 MATE*  1111111  10059    12110     9894    10024     9759     7539     8727    
 MCM4   3443334   6589     6778     6715     7111     6594     6317     7086    
 MDO1*  1111111  12625    12704    12513    12658    12612    12658    11946    
 METS    111111            6974     8586     8937     8930     9941     9532    
 MKEA   1122222  11590    11444    11421    11144     9519     9122     9425    
 NLIB   1111111  12781    12729    12671    12772    12692    12746    12071    
 NTUS   222222    7418     7113     7423     7657     5743     6944             
 OHIG   222       9355     8109     8760                                        
 ONSA      1111                             13026     7056    13078    12225    
 RCM6   1111111  11515    11675    11645    11678    11530    11690    11476    
 REYK   1141111  11044    10939     9088    10128    10581    10423     8018    
 SANT*  2222221   7703     5673     6138     3099     6380     6003     7978    
 SHAO   1111111   4077     3879     2442     4014     3909     3752     3712    
 STJO   1121111  10736     8650     7510    10359    10430     7347     9432    
 TAEJ   1111111   4837     4785     2471     5005     4723     4411     4283    
 TAHI    122222            4564     4211     4303     4517     4213     3915    
 THU1   1  2     13351                      13152                               
 TIDB*  2122221  11263    11559    10986    11745     6329     9701    11057    
 TSKB   1111111   6808     6712     4940     6536     6552     6438     5986    
 UPO1   1122222  14656    14185    14238    13773    14070    13750    11317    
 WES2   1111111  14241    14107    14303    14229    14256    14260    13816    
 WHIT   1141111  12850    13650     8969    13670    13488    13605    12851    
 WTZR*  1111111  10230    13386    13465    13356    13199    13360    12367    
 WUHN    211111             802     2990     3570     3445     3441     2862    
 YAR1   2222222   8267     6939     6980     7917     6266     7366     6126    
 YELL*  1142222  13038    13661    10206    13343    13381    13547    12862    
 ZWEN   1111111  12096    12332    12258    12183    12398    13080    12500    
----------------------------------------------------------------------------    
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*  50813.5     918129.4982  -4346071.2507   4561977.8216     2     4     3 
 AREQ   50813.5    1942826.7535  -5804070.2634  -1796893.9609     8    16    13 
 ASC1   50813.5    6118526.0727  -1572344.5361   -876451.2070    56   132   244 
 AUCK   50816.0   -5105681.0324    461564.0251  -3782181.7031     5    18    24 
 BAHR   50813.5    3633908.9862   4425275.4820   2799861.2726     7    10    17 
 BRMU   50813.5    2304703.5677  -4874817.1726   3395186.8865     1    10    11 
 CAS1   50812.9    -901776.1740   2409383.4459  -5816748.4206    11    34     7 
 CHAT   50813.5   -4590670.9468   -275482.9553  -4404596.7453    10    27    23 
 COCO   50812.9    -741950.0294   6190961.7516  -1337768.5251    24    20    16 
 CRO1   50813.5    2607771.1619  -5488076.7772   1932767.6913     7     9    24 
 DAV1   50812.0     486854.5502   2285099.3538  -5914955.7058    13    18    14 
 DGAR   50813.5    1916269.7242   6029977.3159   -801720.1124    26    39    40 
 DRAO   50813.5   -2059164.6877  -3621108.4167   4814432.3826     2     3     7 
 EISL   50813.5   -1884951.6911  -5357595.8959  -2892890.5224    12    28    24 
 FAIR*  50813.5   -2281621.4454  -1453595.8057   5756961.8985     2     2     3 
 FORT   50813.5    4985386.6433  -3954998.4527   -428426.5081    36   122   191 
 GOLD*  50813.5   -2353614.1814  -4641385.3995   3676976.4538     2     3     3 
 HARK   50816.0    5084625.3527   2670366.2867  -2768494.6223     4    34    15 
 HOB2   50812.9   -3950071.4151   2522415.2126  -4311638.3174     5     9    10 
 IISC   50813.5    1337936.7332   6070317.1556   1427876.5559    28    53    71 
 IRKT   50813.5    -968332.2290   3794425.4255   5018167.7708    10    53    46 
 KELY   50813.5    1575559.2851  -1941827.9513   5848076.5261     9     9    13 
 KERG   50813.5    1406337.3469   3918161.2055  -4816167.4355    24    27    37 
 KIT3   50814.1    1944945.3123   4556652.2247   4004325.9756     6     8    21 
 KOKB*  50813.5   -5543838.1148  -2054587.2037   2387809.7396     7     4     5 
 KOSG*  50813.5    3899225.2433    396731.8405   5015078.3440     1     5     4 
 KOUR   50813.5    3839591.5797  -5059567.6029    579956.9189    28   177   206 
 KWJ1   50813.5   -6160881.0206   1339883.0116    960810.4997     6    18    25 
 LPGS   50813.5    2780102.9891  -4437418.8418  -3629404.5690     7    11    15 
 MAC1   50813.5   -3464038.5562   1334172.8016  -5169224.3157    10    15    15 
 MADR*  50813.5    4849202.4469   -360329.0857   4114913.0948     3     5     5 
 MAS1   50813.5    5439192.2385  -1522055.5798   2953454.6939     4    13    17 
 MATE*  50813.5    4641949.6971   1393045.3043   4133287.3373     2     4     3 
 MCM4   50813.5   -1311703.2685    310815.0933  -6213255.1490    24    29    11 
 MDO1*  50813.5   -1329998.6711  -5328393.4031   3236504.1939     1     3     4 
 METS   50814.0    2892570.9206   1311843.3559   5512634.0576     6     8     9 
 MKEA   50813.5   -5464105.1081  -2495166.8465   2148290.9816     7     6     9 
 NLIB   50813.5    -130934.4810  -4762291.7596   4226854.6682     3     3     5 
 NTUS   50813.0   -1508022.6937   6195576.7023    148799.5279    24    22    22 
 OHIG   50811.5    1525872.5274  -2432481.2699  -5676146.0813    12     8     7 
 ONSA   50815.0    3370658.6671    711877.0491   5349786.8847     2     7     4 
 RCM6   50813.5     961334.7521  -5674074.1424   2740535.1419     2     6    12 
 REYK   50813.5    2587384.4990  -1043033.5102   5716564.0040     5     9    13 
 SANT*  50813.5    1769693.3765  -5044574.1462  -3468321.0417     6     6     3 
 SHAO   50813.5   -2831733.3325   4675666.0368   3275369.5505    32    46    24 
 STJO   50813.5    2612631.2310  -3426807.0371   4686757.8143     2     7    20 
 TAEJ   50813.5   -3120423.0011   4086355.4469   3761769.6533    31    25    17 
 TAHI   50814.0   -5246568.8068  -3076989.4451  -1913777.4765    21    24    49 
 THU1   50812.0     538981.4096  -1388714.8130   6181005.1587     0     2    10 
 TIDB*  50813.5   -4460996.1750   2682557.0842  -3674443.6372     4     6     3 
 TSKB   50813.5   -3957199.2918   3310199.6806   3737711.7466    17    25    13 
 UPO1   50813.5   -5464031.7874  -2446032.5977   2193283.0737     8     7    13 
 WES2   50813.5    1492233.3683  -4458089.4973   4296046.0129     3     5     7 
 WHIT   50813.5   -2218337.8306  -2201205.1231   5543057.5855     1     2     4 
 WTZR*  50813.5    4075580.6794    931853.6903   4801568.0463     3     3     2 
 WUHN   50814.0   -2267749.1971   5009154.3690   3221290.8108    49   134   121 
 YAR1   50813.5   -2389025.5611   5043316.9064  -3078530.6606    13    21    24 
 YELL*  50813.5   -1224452.5106  -2689216.1224   5633638.2724     2     2     4 
 ZWEN   50813.5    2886325.5212   2155998.4251   5245816.1428     6     4     9 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 362: 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 IISC has < 1/2 as many obs as average                                
    : site IRKT has < 1/2 as many obs as average                                
    : site SHAO has < 1/2 as many obs as average                                
    : SANT residual dU > 2*RMS =       8 mm                                     
 363: 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 EISL has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site KOUR 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                                
    : FORT residual dE > 2*RMS =     264 mm                                     
    : IISC residual dN > 2*RMS =      58 mm                                     
    : IISC residual dU > 2*RMS =     165 mm                                     
    : WUHN residual dU > 2*RMS =     264 mm                                     
 364: 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 FORT has < 1/2 as many obs as average                                
    : site KOUR 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                                
    : MDO1 residual dE > 2*RMS =       7 mm                                     
 365: 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 EISL has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site KOUR has < 1/2 as many obs as average                                
    : site LPGS 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 TAHI has < 1/2 as many obs as average                                
    : site WUHN has < 1/2 as many obs as average                                
    : TAHI residual dN > 2*RMS =      43 mm                                     
 001: 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                                
    : PRN 13    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 FORT has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site KOUR 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                                
    : MADR residual dU > 2*RMS =      11 mm                                     
 002: 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 HARK has < 1/2 as many obs as average                                
    : site KOUR 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                                
    : ASC1 residual dE > 2*RMS =     278 mm                                     
    : TAEJ residual dN > 2*RMS =      63 mm                                     
    : ZWEN residual dE > 2*RMS =       9 mm                                     
 003: 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 EISL has < 1/2 as many obs as average                                
    : site HARK 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                                
    : site WUHN has < 1/2 as many obs as average                                
    : KOSG residual dN > 2*RMS =       3 mm                                     
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[Mailed From: bill kass <[email-masked]>]