Subject: [IGSREPORT-2582] Wk 0848 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Wed, 17 Apr 1996 11:41:26 PDT

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IGS Electronic Report    Wed Apr 17 11:41:26 PDT 1996      Message Number 2582
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0848 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0848 (Dates: 96 Apr 07 - 96 Apr 13)                
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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   [email-masked]              
          Paul Spofford   301-713-3205   [email-masked]              
fax:                      301-713-4322                                          

PRODUCTS SENT TO CDDIS:                                                         
------------------------------------------------------------------------------  
 NGS08487.SUM         this text file                                            
 NGS08487.ERP         Earth rotation parameters for GPS Week 0848               
 NGS0848n.SNX         daily GPS coordinate solutions for GPS Wk 0848 (n=0..6)   
 NGS0848n.EPH         GPS ephemerides for GPS Week 0848, SP3 format (n=0..6)    
------------------------------------------------------------------------------  
                                                                                
SOLUTION CHARACTERISTICS:                                                       
------------------------------------------------------------------------------  
 Software             page4 developed at NOAA                                   
 Terr. Ref. Frame     nominally, ITRF93 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        
------------------------------------------------------------------------        
 098     398227         11.3       24          45               14              
 099     387070         11.3       24          43               14              
 100     411349         11.7       24          45               14              
 101     368218         11.8       25          41               14              
 102     415715         12.0       25          43               14              
 103     358765         11.7       25          44               14              
 104     400367         11.7       25          44               14              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        098      099      100      101      102      103      104           
----------------------------------------------------------------------          
  01      17321    15760    17092    15119    17529     4639    17323           
  02      15083    15051    14676    12784    13968    14727    14530           
  03       -999     -999     -999     4388     6678     6897     9112           
  04      19660    16813    17959    15775    17419    17503    17544           
  05      15756    13949    14941    15651    16786    15007    14871           
  06      16236    16366    17594    14007    16103    14672    15259           
  07      16825    15878    17442    15092    17001    16014    16323           
  09      14841    16971    18168    15454    16950    15006    16993           
  14      15228    14852    15825    12932    14836    12325    13846           
  15      15609    14041    15457    14177    15504    11319    14373           
  16      15166    16580    17133    15211    16177    15673    13219           
  17      14795    14400    14688    12882    14811    13839    14575           
  18      18754    17361    19010    16729    18061    17218    16877           
  19      14237    15177    14804    13250    15441    13818    13569           
  20      16338    17363    19156    17010    19233    13147    17388           
  21      17304    16621    18561    16739    17635    14514    18968           
  22      19806    18315    20077    17934    20027    16564    18741           
  23      16368    15019    15590    13500    16467    13716    16626           
  24      19043    20289    20811    18530    21214    19533    19919           
  25      16249    17148    19127    17282    18775    14596    19076           
  26      15007    13695    14210    12481    14808    13960    13924           
  27      18494    17633    19219    17038    18706    18690    18437           
  28      14728    14171    14875    12907    14905    12954    13972           
  29      18421    18590    19557    17684    19703    17534    18324           
  31      16958    15027    15377    13662    16978    14900    16578           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    098      099      100      101      102      103      104    
----------------------------------------------------------------------------    
 ALGO*  1111111  11027    11113    11040    11083    11298    10427    10918    
 AREQ   1111111  10244     9794    10303     8722     8680     8987     9093    
 AUCK   1111111   9690    10425    10422    10318    10377     9763    10065    
 BOGT   11112     8789     7884     8859     5649     7386                      
 BRMU   1111111  10751     8440    10730    10191    11128    10596    10962    
 CAS1        22                                                7671     8910    
 CHAT   1111111   8781     6223     9103     7559     8974     8938     9256    
 CRO1   1 11111   8333              8480     8168     8484     8317     8335    
 DAV1         2                                                         9214    
 DRAO   1111111   8618    10090    11111    10252    10568     8365     7823    
 EISL   121       5935     7626     7852                                        
 FAIR*  1111121  10491     9679     9226     8443     9059     5437     9315    
 FORT   1111111   8256     6428     8239     5935     7927     5328     7738    
 GOLD*  1111111  11336    10780    11218    11412    11011     9130     8190    
 GUAM   1111111   6008     8524     8809     8853     8806     7739     6225    
 HOB2        11                                                9756     9786    
 IISC   111       9015     6448     6128                                        
 IRKT   11111 1   8541     7610     7660     8136     9512              8001    
 KELY   2122243   5944    10074     8800     9498     8663     4476     8002    
 KERG   1111111   6170     7789     8102     7987     7967     8753     8677    
 KIT3   1   11    7408                                9747     5615             
 KOKB*  2111112   3081     6620     6954     5987     6751     6744     2982    
 KOSG*  1111111  11918    11464    11724    12490    12783    11923    12828    
 KOUR   2222222   8088     6409     8244     6312     7592     6749     7535    
 LPGS   111 111  10164    10904     8285              9617     9039    11128    
 MADR*  1111111   9638    11934     6032     8086     7650     7208     8312    
 MALI   1111 21   5087     5515     5921     3827              5149             
 MAS1     22222                     1001     3904     2893     3029     4488    
 MATE*  1111111  11332     7813     8545     7604    12061     7884    12555    
 MCM4   2322222   5793     3063     8890     5866     8638     5766     6491    
 MDO1*  1111111  11573    11181    11583    10973    11668     9760    11130    
 MDVO     1 1                      10850             11200                      
 METS   11   11  11130    11892                                9175    11629    
 NLIB   1111111  11793    11630    11928    11224    11929    10607    11307    
 NYAL   2122232  12685     9341     8275     9193    10486     6038     6883    
 ONSA   1111111  12338    11212    11190    12067    12116    11648    12589    
 PAMA   2221122   4311     4058     4278     3349     4777     4582     3794    
 RCM5   1111111  10685    10022    10845    10963    11086     8752    10541    
 SANT*  1111111   9751     9945     9172    11467    10599     9972    11125    
 SHAO   1111111   6530    11103    11165    11263    11234     6703    11032    
 STJO   1111111   7962    10323     9881     9969    10439     7598     9716    
 TAEJ   1111111   7391    10890    11276    11614    11751     9069    10893    
 TAIW   2111122   6684     8959     9436    10334    10470     8635    10010    
 TIDB*  1111111   8352     8071     8095     7759     8303     8620    11851    
 TROM*  1121122  12390    12107    10442    12202    12003     4338     3158    
 TSKB   1111111   5853     7790     9951    10072    10493     8657    10132    
 WES2   1111111  12723    12732    12746    12998    12683    11944    12946    
 WETT*  1221111  11848    10537    11921    12175    12594    11617    12806    
 YAR1*  1111111   6486     8562     8841     8604     8546     9482     6694    
 YELL*  1122242  10917    10229    10487     9191    10065     5950     9318    
----------------------------------------------------------------------------    
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*  50183.5     918129.4823  -4346071.2307   4561977.8544     0     0     0 
 AREQ   50183.5    1942826.6957  -5804070.2751  -1796893.9355     2     6     7 
 AUCK   50183.5   -5105681.0101    461564.0739  -3782181.8108     6     7    30 
 BOGT   50182.5    1744399.0589  -6116037.8736    512731.6698     3    28    32 
 BRMU   50183.5    2304703.5600  -4874817.1960   3395186.9348     4     6    16 
 CAS1   50186.0    -901776.1463   2409383.3646  -5816748.4674    15     9    21 
 CHAT   50183.5   -4590670.9168   -275483.0060  -4404596.8357     8     6    30 
 CRO1   50183.8    2607771.1022  -5488076.7919   1932767.7140     4     7    15 
 DAV1   50186.5     486854.5578   2285099.2574  -5914955.7479     0     0     0 
 DRAO   50183.5   -2059164.7041  -3621108.3724   4814432.3986     2     4     5 
 EISL   50181.5   -1884983.8664  -5357608.3554  -2892853.3945     3     3    11 
 FAIR*  50183.5   -2281621.4583  -1453595.7623   5756961.9322     0     0     0 
 FORT   50183.5    4985386.5916  -3954998.6318   -428426.4366     6    31    47 
 GOLD*  50183.5   -2353614.1934  -4641385.3811   3676976.4682     0     0     0 
 GUAM   50183.5   -5071312.7997   3568363.5671   1488904.2533    29    16    26 
 HOB2   50186.0   -3950071.3487   2522415.1860  -4311638.4524     2     3     9 
 IISC   50181.5    1337936.8854   6070317.2688   1427876.4503     3    15    26 
 IRKT   50183.2    -968332.1641   3794425.4987   5018167.7572    15    10    30 
 KELY   50183.5    1575559.2627  -1941827.9027   5848076.5131     7     7     6 
 KERG   50183.5    1406337.3700   3918161.0432  -4816167.4177    14    21    18 
 KIT3   50183.5    1944945.4066   4556652.2585   4004325.9509    12    20    14 
 KOKB*  50183.5   -5543838.1425  -2054587.2868   2387809.6792     0     0     0 
 KOSG*  50183.5    3899225.2315    396731.8296   5015078.3400     0     0     0 
 KOUR   50183.5    3839591.3703  -5059567.5890    579956.9784     7    13    14 
 LPGS   50183.5    2780102.9664  -4437418.8612  -3629404.5470     3    13    21 
 MADR*  50183.5    4849202.4412   -360329.1197   4114913.1145     0     0     0 
 MALI   50182.7    4865366.5641   4110737.5302   -331121.7595    25    63    53 
 MAS1   50184.5    5439192.2408  -1522055.6551   2953454.7521     7    19    41 
 MATE*  50183.5    4641949.6949   1393045.2733   4133287.3294     0     0     0 
 MCM4   50183.5   -1311703.2141    310815.0606  -6213255.0235    18    32    26 
 MDO1*  50183.5   -1329998.7099  -5328393.3827   3236504.2277     1     1     0 
 MDVO   50183.5    2844672.3055   2161070.1331   5266363.8362     1     1     1 
 METS   50183.5    2892570.9244   1311843.3515   5512634.0518     1     7     6 
 NLIB   50183.5    -130934.5088  -4762291.7326   4226854.7020     2     2     5 
 NYAL   50183.5    1202430.6249    252626.6849   6237767.4923     8     8    13 
 ONSA   50183.5    3370658.6568    711877.0407   5349786.8704     1     5     7 
 PAMA   50183.5   -5245195.3606  -3080472.2255  -1912825.4275    14    49    48 
 RCM5   50183.5     961334.7264  -5674074.1811   2740535.1937     2    11     6 
 SANT*  50183.5    1769693.3071  -5044574.1451  -3468321.0155     0     0     0 
 SHAO   50183.5   -2831733.2317   4675666.1233   3275369.4802    26    15    39 
 STJO   50183.5    2612631.2163  -3426807.0274   4686757.8383     7     5    17 
 TAEJ   50183.5   -3120422.8863   4086355.5349   3761769.5916    24    21    38 
 TAIW   50183.5   -3024781.9418   4928936.8973   2681234.4043    28    18    34 
 TIDB*  50183.5   -4460996.1151   2682557.1027  -3674443.7837     0     0     0 
 TROM*  50183.5    2102940.3278    721569.4185   5958192.1002     0     0     0 
 TSKB   50183.5   -3957199.2392   3310199.7530   3737711.6915    27    20    34 
 WES2   50183.5    1492233.3640  -4458089.4866   4296046.0336     8     7     8 
 WETT*  50183.5    4075578.5609    931852.6865   4801570.0357     0     0     0 
 YAR1*  50183.5   -2389025.4855   5043316.8617  -3078530.8195     0     0     0 
 YELL*  50183.5   -1224452.5240  -2689216.0698   5633638.2795     0     0     0 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 098: site KOKB has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
 099: site MCM4 has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
 100: site MAS1 has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
 101: PRN 03    has < 2/3 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : site MAS1 has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
    : WES2 residual dE > 2*RMS =      16 mm                                     
 102: PRN 03    has < 2/3 as many obs as average                                
    : site MAS1 has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
 103: PRN 01    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : site MAS1 has < 1/2 as many obs as average                                
 104: PRN 03    has < 2/3 as many obs as average                                
    : site KOKB has < 1/2 as many obs as average                                
    : site MAS1 has < 1/2 as many obs as average                                
    : site PAMA has < 1/2 as many obs as average                                
    : site TROM has < 1/2 as many obs as average                                
    : AUCK residual dU > 2*RMS =      72 mm                                     
    : CHAT residual dN > 2*RMS =      19 mm                                     
    : CHAT residual dU > 2*RMS =      69 mm                                     
    : MCM4 residual dN > 2*RMS =      39 mm                                     
    : PAMA residual dU > 2*RMS =     115 mm                                     
--------------------------------------------------------------------------------

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