[IGSREPORT-3068] Wk 0874 GFZ Analysis Report

G.Gendt G.Gendt
Thu Oct 17 05:53:42 PDT 1996


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IGS Electronic Report    Thu Oct 17  5:53:42 PDT 1996      Message Number 3068
******************************************************************************

Author: G.Gendt, G. Dick, Th. Nischan, W. Sommerfeld, G. Beeskow
Subject: Wk 0874 GFZ Analysis Report

Subject: Wk 0874 GFZ Analysis Report


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GFZ ANALYSIS REPORT   GPS-WEEK 0874 (DAYS 280-286, DATES 06-10-96 TO 12-10-96)
******************************************************************************

Submitted by: G. Gendt, Ch. Reigber, G. Dick, Th. Nischan,
              W. Sommerfeld, G. Beeskow  
              GeoForschungsZentrum Potsdam (GFZ)
             
              Telegrafenberg A17, D-14473 Potsdam, Germany
              e-mail:gend at gfz-potsdam.de
              fax: (0331) 288 1111
              tel: (0331) 288 1114 

PRODUCT SUMMARY

FILES SENT TO IGN: 
______________________________________________________________________________
gfz08747.sum           this text file
gfz08747.erp           Earth rotation parameters 
gfz08747.snx           Weekly SINEX File 
gfz0874[0-6].sp3       Daily orbit ephemerides , SP3 format
______________________________________________________________________________


ERP RESULT

GFZ    ERP-RESULTS for WEEK 0874       DAYS  280 - 286
____________________________________________________________________________________________________
  MJD      Xpole  Ypole  UT1R-TAI  LODR Xsig Ysig UTsig LODsig Nr Nf Nt X-RT Y-RT X-RTsig Y-RTsig
            E-5"   E-5"    usec    us/d  E-5" E-5"   us  us/d           E-5" E-5"    E-5"     E-5"
50362.500  25747  20838 -29942342  1844    1    1    0    3    48 13 26 -184 -354       4       4
50363.500  25564  20509 -29944242  1884    1    1    0    3    50 13 25 -180 -299       4       4
50364.500  25356  20225 -29946117  1875    1    1    0    3    47 13 25 -235 -268       4       4
50365.500  25127  19965 -29948011  1901    1    1    0    3    49 13 25 -221 -248       4       4
50366.500  24901  19686 -29949925  1950    1    1    0    3    51 13 26 -231 -310       3       4
50367.500  24651  19372 -29951856  1972    1    1    0    3    47 13 26 -266 -316       4       4
50368.500  24411  19069 -29953805  1990    1    1    0    3    45 13 26 -214 -288       4       4
____________________________________________________________________________________________________




ORBITS REPEATABILITY (cm):
(mean component error rms =sqrt((xrms**2 + yrms**2 + zrms**2)/3) )


            DAY 1  (24 h)    pred.     DAY 2  (24 h)
   |------------------------|------|                            
 
                            |------------------------|

   Six-hour overlap:        |xxxxxx|


   (only rms < 120 are used for MEAN)

Note: E - indicates that the satellite is in eclipse

---------------------------------------------------
                 RMS for DAY
PRN  280    281    282    283    284    285    286    
-------------------------------------------------------
01    61     63     58     68     70     62     53  
02    41     34     46     44     47     48     37  
03    24     19     20     27     21     21     23  
04    32     27     29     29     31     24     26  
05    26     20     23     30     23     30     23  
06    24     22     24     29     23     33     20  
07    56     37     47     56     33     35     49  
09    21     22     23     38     40     32     26  
10    19     28     51     29     30     17     19  
14    16     15     19    202     19     16     21  
15    19     16     23     26     32     32     23  
16     -     22     30     25     25     14     17  
17    38     33     41     60     39     36     51  
18    22     26     23     24     19     21     12  
19    44     45     45      -      -     44     44  
21    42      -      -      -     44     41     57  
22    23     22     16     22     25     24     37  
23     8     15     18      7     19      9      8  
24    21     24     35     24     23     16     26  
25    68     50     40     56     49     61     75  
26    18     28     23     34     17     15     14  
27    33     39     37     59     54     52     52  
28    37     34     34     29     22     30     38  
29    43     41     43     41     38     32     40  
30     -     47     53     52     43     46     50  
31    26     32     36     32     23     19     39  

MEAN  35     33     36     39     35     34     37
---------------------------------------------------

REMARKS:(1) PNR19 deleted from sp3-file for day 283
            modelling problems        
            PNR21 deleted from sp3-file for day 281,282
            modelling problems        

                 
CLOCK ESTIMATION:  ALGO was used as time reference



STATIONS USED BY GFZ INCLUDING STATISTICS

Sampling rate: 6 minutes         
                                                          
 IGS  INTERNAL         OBSERVATIONS for DAY
 CODE  STA#               280  281  282  283  284  285  286
----------------------------------------------------
onsa  105001             1165 1156 1201 1201 1217 1172 1168
kosg  110001 F           1315 1251 1249 1252 1300 1263 1266
madr  120002 F           1149    0  960 1096 1149  898  930
mate  130001             1327 1291 1279 1277 1299 1321 1324
nyal  140001                0 1054    0    0    0    0    0
trom  150001 F              0 1141    0    0 1129    0    0
wtzr  160101 F           1246 1159 1198 1189 1235 1246 1203
pots  165001             1279 1240 1246 1240 1279 1285 1285
mets  180001             1256 1232 1232 1225 1268 1259 1259
zwen  190001             1146 1103 1081 1091 1132 1136 1023
usud  200002             1269 1237 1231 1235 1274 1292 1253
tskb  205001             1256 1268 1278 1268 1315 1329 1293
taiw  220001             1264 1185 1224 1271 1254 1250 1262
kit3  235101             1289 1242 1238 1231 1281 1295 1290
lhas  240001             1267 1102 1159 1176 1217 1203 1217
irkt  280001             1289 1217 1238 1217 1261 1268 1291
tidb  305003 F           1259 1216    0 1249 1288 1277 1285
yar1  310001 F           1201  869 1173 1210 1284 1262 1279
hob2  321001                0    0    0    0 1095    0    0
chat  340001             1280 1211 1202 1230 1273 1266 1256
coco  350001                0    0    0    0 1161    0    0
algo  400003 F           1280 1229 1227 1234 1292 1278 1226
stjo  405003             1208 1027 1159 1135 1204 1203 1231
wes2  408001             1246 1191 1236 1195 1259 1217 1258
nlib  409001             1234 1238 1220 1221 1282 1214 1257
gol2  410101 F           1306 1143 1199 1254 1331 1339 1345
jplm  415002             1257 1191 1157 1189 1268 1243 1242
mdo1  418001             1280 1222 1158 1217 1267 1246 1280
fair  420002 F           1273 1229 1232 1190 1249 1283 1228
yell  470004 F           1238 1234 1181 1191 1248 1237 1183
drao  475003             1342 1284 1273 1273 1325 1328 1319
rcm5  482001             1259 1218 1242 1219    0    0    0
brmu  485001             1251 1206 1177 1186 1282 1248 1226
thu1  490001             1615 1518 1529 1524 1577 1583 1571
sant  500002 F           1261 1236  907 1201 1316  975 1238
kour  510001                0  837    0 1007 1169 1101 1082
fort  520001             1201 1100 1161 1096 1247 1210 1191
areq  530002             1255 1190 1196 1206 1263 1243    0
bogt  540001             1093    0    0 1125    0  715    0
braz  550001             1070 1022 1054 1002 1096 1081 1075
lpgs  564301             1259 1121  643    0    0    0 1132
asc1  570002             1105 1022 1005 1004 1014  965 1076
hart  600002 F           1270 1271 1258 1256 1247 1287 1327
mas1  610101              856 1232 1246 1198 1281  813 1267
mali  630001                0 1232 1270 1180 1243 1196 1231
kokb  700002 F           1301 1206 1231 1243 1228 1279 1237
eisl  720001             1238 1227 1192 1220 1258  954 1282
guam  730001             1224 1165 1206 1149 1253 1203 1226
kwj1  740001             1201 1093 1061 1145 1122 1267 1059
mcm4  800201             1209 1151 1208 1182 1246 1242 1266
dav1  810001                0    0    0    0 1232    0    0
cas1  820001                0    0    0    0 1212    0    0
ohig  830001              758  683  629  445  864  836  912
kerg  850001             1133 1100 1113 1182 1192 1234 1200
Note: F    - indicates a constrained fiducial site ( to 1-2 mm )



SATELLITE STATISTICS

                OBSERVATIONS for DAY (24-hour arcs used)

PRN     280  281  282  283  284  285  286
------------------------------------------
  1    2318 2374 2293 2381 2449 2152 2154
  2    2302 2396 2255 2379 2422 2152 2064
  3    2292 2325 2184 2255 2408 2154 2144
  4    2291 2444 2183 2316 2330 2243 2118
  5    2233 2215 2342 2393 2377 2164 2071
  6    2192 2143 2154 2265 2418 2023 1992
  7    2427 2421 2244 2419 2503 2283 2177
  9    2230 2269 2230 2265 2444 2143 2030
 10    2067 2256 1992 2197 2320 2080 2040
 14    2428 2451 2163 2239 2491 2241 2072
 15    2391 2222 2150 2389 2405 2195 2157
 16    2291 2387 2176 2348 2339 2192 2095
 17    2289 2215 2223 2292 2437 2065 2152
 18    2190 2347 2117 2237 2456 2178 2110
 19    2365 2410 2204    0 2330 2194 2097
 21    2226    0    0 2266 2401 2136 2104
 22    2252 2419 2248 2341 2380 2160 2185
 23    2114 2315 2144 2285 2406 2122 2153
 24    2270 2441 2204 2360 2515 2260 2178
 25    2255 2467 2294 2426 2506 2272 2228
 26    2295 2386 2317 2375 2522 2158 2166
 27    2370 2375 2181 2388 2433 2222 2143
 28    2281 2365 2226 2247 2484 2107 2113
 29    2232 2313 2123 2240 2396 2197 2082
 30    2137 2004 2089 2184 2273 1924 1945
 31    2367 2476 2310 2482 2581 2290 2281
-----------------------------------------




REPEATABILITY OF STATION COORDINATE SOLUTIONS
  by Residuals of Helmert-transformation  (units:mm)

YEAR: 96 DAYS: 280 to 286
      U,u: used for parameter determination in Helmert-transformation
      N,n: not used  
           [ u,n: deleted for repeatability computation   (2.5*sigma) ] 

 SITE  _____REPEATABILITY_____   NUMB REMARK WEEKDAY
           UP    NORTH    EAST               1234567
--------------------------------------------------------------------------------
 ALGO       .2      .2      .2   4000  FIXED UUUUUUU 
 AREQ      7.7      .5     2.5   5300        NNNNNN. 
 ASC1     10.4     2.8     6.9   5700        NNNNNNN 
 BISH      5.2     5.2     5.3   2399        NNNN... 
 BOGT      4.3     3.5    14.3   5400        N..N.N. 
 BRAZ     13.8     2.0     3.8   5500        NNNNNNN 
 BRMU     12.0     2.9     5.9   4850        NNNNNNN 
 CAS1       .0      .0      .0   8200        ....N.. 
 CHAT     16.1     4.5     6.3   3400        NNNNNNN 
 COCO       .0      .0      .0   3500        ....N.. 
 DAV1       .0      .0      .0   8100        ....N.. 
 DRAO      6.1     1.5     1.8   4750        NNNNNNN 
 EISL     12.2     5.0     8.0   7200        NNNNNNN 
 FAIR       .1      .5      .1   4200  FIXED UUUUUUU 
 FORT     13.4     2.6     7.9   5200        NNNNNNN 
 GOL2       .2      .3      .2   4101        NNNNNNN 
 GUAM      7.2     4.4     9.5   7300        NNNNNNN 
 HART       .2      .2      .4   6000  FIXED UUUUUUU 
 HOB2       .0      .0      .0   3210        ....N.. 
 IRKT      4.5     5.1     9.8   2800        NNNNNNN 
 JPLM      5.9      .9     2.0   4150        NNNNNNN 
 KERG     12.3     4.9     8.7   8500        NNNNNNN 
 KIT3      6.0     5.3     9.3   2351        NNNNNNN 
 KOKB       .3      .2      .3   7000  FIXED UUUUUUU 
 KOSG       .2      .3      .3   1100  FIXED UUUUUUU 
 KOUR     21.2     1.8    15.0   5100        .N.NNNN 
 KWJ1     22.8     3.8     5.9   7400        NNNNNNN 
 LHAS      6.8     6.0    13.9   2400        NNNNNNN 
 LPGS      3.7     2.2     2.9   5643        NNN...N 
 MADR       .1      .4      .2   1200  FIXED U.UUUUU 
 MALI     16.4     2.9     4.4   6300        .NNNNNN 
 MAS1     15.8     3.1     3.7   6101        NNNNNNN 
 MATE      6.1     2.4     3.1   1300        NNNNNNN 
 MCM4     15.6     6.5     5.9   8002        NNNNNNN 
 MDO1      5.1     1.8     2.0   4180        NNNNNNN 
 METS      7.7     1.7     4.7   1800        NNNNNNN 
 NLIB      4.3     1.5     3.0   4090        NNNNNNN 
 NYAL       .0      .0      .0   1400        .N..... 
 OBER      3.5     2.2     2.4   1610        NNNNNN. 
 OHIG     15.0     5.9     7.2   8300        NNNNNNN 
 ONSA      5.7     1.9     4.6   1050        NNNNNNN 
 POTS      3.9     1.6     3.0   1650        NNNNNNN 
 RCM5     16.9     5.0     5.7   4820        NNNN... 
 SANT       .1      .1      .3   5000  FIXED UUUUUUU 
 STJO      9.3     2.0     3.7   4050        NNNNNNN 
 TAIW     20.4     4.8    13.8   2200        NNNNNNN 
 THU1      4.0     3.0     1.7   4900        NNNNNNN 
 TIDB       .3      .6      .3   3050  FIXED UU.UUUU 
 TROM       .3      .5      .3   1500  FIXED .U..U.. 
 TSKB     19.2     5.4     5.7   2050        NNNNNNN 
 USUD     15.6     5.2     6.0   2000        NNNNNNN 
 WES2      4.5     3.0     4.8   4080        NNNNNNN 
 WTZR       .2      .5      .4   1601        NNNNNNN 
 YAR1       .5      .6      .7   3100  FIXED UUUUUUU 
 YELL       .1      .2      .2   4700  FIXED UUUUUUU 
 ZWEN      8.1     3.6     6.0   1900        NNNNNNN 
--------------------------------------------------------------------------------


SOLUTION CHARACTERISTICS

1. Software used :   EPOS.P.V2
2. Definition of Terrestrial Reference Frame
     Fiducial-free adjustment of all station coordinates.
     These  coordinates are then fixed in the determination of ERPs and ORBITS
 
3. Data used:
   - undifferenced carrier phases
   - 24 h arc solutions   

5. Adjusted parameters:
   - state vector of all satellites
   - coordinate corrections 
   - daily ERPs
   - tropospheric zenith path delay (4 h)
   - y-bias, solar radiation scaling factor
   - ambiguities
   - STA and SV clock parameters of each observation epoch
    
--------------------------------------------------------------------------------
global: ALGO AREQ ASC1 BISH BOGT BRAZ BRMU CAS1 CHAT COCO DAV1 DRAO EISL FAIR FORT GOL2 GUAM HART HOB2 IRKT JPLM KERG KIT3 KOKB KOSG KOUR KWJ1 LHAS LPGS MADR MALI MAS1 MATE MCM4 MDO1 METS NLIB NYAL OBER OHIG ONSA POTS RCM5 SANT STJO TAIW THU1 TIDB TROM TSKB USUD WES2 WTZR YAR1 YELL ZWEN 


[Mailed From: igs at gfz-potsdam.de (Thomas Mr. igs)]



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