[IGSREPORT-3088] Wk 0875 GFZ Analysis Report

G.Gendt G.Gendt
Thu Oct 24 02:56:30 PDT 1996


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IGS Electronic Report    Thu Oct 24  2:56:30 PDT 1996      Message Number 3088
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Author: G.Gendt, G. Dick, Th. Nischan, W. Sommerfeld, G. Beeskow
Subject: Wk 0875 GFZ Analysis Report

Subject: Wk 0875 GFZ Analysis Report


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GFZ ANALYSIS REPORT   GPS-WEEK 0875 (DAYS 287-293, DATES 13-10-96 TO 19-10-96)
******************************************************************************

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: 
______________________________________________________________________________
gfz08757.sum           this text file
gfz08757.erp           Earth rotation parameters 
gfz08757.snx           Weekly SINEX File 
gfz0875[0-6].sp3       Daily orbit ephemerides , SP3 format
______________________________________________________________________________


ERP RESULT

GFZ    ERP-RESULTS for WEEK 0875       DAYS  287 - 293
____________________________________________________________________________________________________
  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"
50369.500  24177  18747 -29955802  2024    1    1    0    3    50 13 25 -235 -318       4       4
50370.500  23918  18448 -29957832  2084    1    2    0    3    49 13 25 -283 -277       4       4
50371.500  23660  18166 -29959892  2064    1    2    0    4    48 13 25 -231 -286       4       4
50372.500  23443  17892 -29961927  2053    1    1    0    3    49 13 26 -201 -261       4       4
50373.500  23213  17643 -29963942  2005    1    2    0    3    48 13 26 -259 -237       4       4
50374.500  22957  17359 -29965903  1966    1    1    0    3    48 13 26 -251 -328       4       4
50375.500  22694  17085 -29967920  2041    1    2    0    4    45 13 26 -273 -219       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  287    288    289    290    291    292    293    
-------------------------------------------------------
01    44     38     21     30     19     32     33  
02    58     26     48     40     44     38     44  
03    29     27     39     24     38     28     24  
04    22     33     26     28     32     28     37  
05    26     35     41     30     43     36     33  
06    19     21     26     26     26     41     27  
07    46     54     27     35     42     44     61  
09    26     29     28 E   35 E   28 E   35 E   44 E
10    28     44     35     37     10      9     23  
14    24     73     93     28     35     23     19  
15    25     29     45     25     27     24     45  
16    23     25     17     15     18     27     25  
17    41     32     27     42     39     31     42  
18    26    184     14     17     18     26    290  
19    39 E  107 E   68 E   81 E   41 E   78 E  133 E
21    34     40     28     39     31     50     32  
22    29     32     42     21     24     32     19  
23    21     10      9     14      7     14      7  
24    24     30     22     21     37     35     18  
25    40 E   71 E   70 E   53 E   66 E   66 E   69 E
26    26     16     34     41     21     26     27  
27    61     32 E   61 E   72 E   38 E   81 E   62 E
28    26     38     30     26     26     36     28  
29    32     52     58     43     47     28     36  
30    48     49     53     47     49     46     47  
31     -      -      -      -     16     15     25  

MEAN  35     44     43     38     34     40     37
---------------------------------------------------

REMARKS:(1) PNR31 deleted from sp3-file for day 287,288
            modelling problems        
            PNR31 deleted from sp3-file for day 289
            manouvre
                 
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#               287  288  289  290  291  292  293
----------------------------------------------------
onsa  105001             1049 1020  888 1119 1245 1251 1266
kosg  110001 F           1260 1253 1237 1291 1276 1312 1291
madr  120002 F              0    0  740  850 1107 1012 1171
mate  130001             1283 1277 1269 1321 1321 1279 1324
nyal  140001             1203 1138 1177 1249 1274 1098 1156
trom  150001 F           1182 1176 1208 1130 1109    0    0
wtzr  160101 F           1199 1177 1192 1238 1234 1228 1201
pots  165001             1237 1209 1223 1272 1274 1270 1277
mets  180001             1210 1179 1194 1260 1283    0 1250
zwen  190001              963 1097 1083 1136 1147 1112 1140
usud  200002             1188 1185 1190 1245 1234 1253 1260
tskb  205001             1221 1253 1205 1299 1300 1306 1157
taiw  220001             1199 1167    0 1226 1225 1213 1243
kit3  235101             1239 1227 1207 1233 1233 1265 1257
lhas  240001             1177 1117 1157 1111 1223 1236 1191
irkt  280001             1214 1206 1221 1249 1261 1300 1291
tidb  305003 F           1171 1223 1187 1228 1228  927 1239
hob2  321001                0  977    0    0    0    0    0
chat  340001             1223 1212 1212 1272 1217 1213 1225
algo  400003 F           1232 1206 1195 1157 1273 1278 1265
stjo  405003             1134 1155 1179 1230 1258 1260 1211
wes2  408001             1202 1175 1196 1215 1249 1240 1233
nlib  409001             1233 1207 1212 1236 1253 1266 1258
gol2  410101 F           1279 1267 1271 1325 1292 1255 1305
jplm  415002             1149 1211 1189 1238 1224 1181 1208
mdo1  418001             1226 1187 1218 1277 1266 1240 1268
fair  420002 F           1088 1202 1218 1173 1102 1253 1228
yell  470004 F           1167 1081 1156 1229 1252 1111    0
drao  475003             1244 1263 1264 1330 1303 1312 1330
brmu  485001             1161 1160 1174 1186 1242 1243 1211
thu1  490001             1522 1480 1529 1564 1608 1574 1583
sant  500002 F           1211 1260 1274 1062 1158 1265 1254
kour  510001             1067 1089 1111 1109 1007 1127 1190
fort  520001             1126 1080 1068 1098 1136 1115 1157
areq  530002             1189 1174 1230 1246 1240 1218    0
bogt  540001             1030    0    0    0    0  985 1118
braz  550001             1056 1126 1129 1117 1079 1026 1089
lpgs  564301             1179  999 1221 1199 1114  534    0
asc1  570002             1041    0  825  985 1047 1015 1031
hart  600002 F           1196 1139 1058 1259 1276 1298 1312
mas1  610101             1225 1179 1204 1261 1277 1271 1233
mali  630001             1240 1208 1144 1272 1235 1256 1261
kokb  700002 F           1186 1212 1219  971    0 1234 1132
eisl  720001             1215 1198 1168 1256 1217 1260    0
guam  730001             1150 1148 1148 1199 1183 1199 1206
kwj1  740001             1100  999 1019 1149 1201 1126 1167
mcm4  800201             1202 1175 1118 1243 1161 1199 1227
dav1  810001             1151  992    0    0    0    0    0
cas1  820001             1132 1209    0    0    0    0    0
ohig  830001              902  741  586  716  604  577  796
kerg  850001             1116 1081 1145 1155 1213 1208 1209
Note: F    - indicates a constrained fiducial site ( to 1-2 mm )



SATELLITE STATISTICS

                OBSERVATIONS for DAY (24-hour arcs used)

PRN     287  288  289  290  291  292  293
------------------------------------------
  1    2495 2459 2357 2421 2404 2317 2319
  2    2331 2186 2291 2317 2282 2223 2139
  3    2293 2261 2167 2246 2310 2297 2055
  4    2446 2292 2223 2327 2261 2204 2207
  5    2355 2292 2296 2274 2217 2336 2180
  6    2294 2306 2199 2254 2155 2237 2006
  7    2454 2242 2219 2323 2283 2298 2231
  9    2321 2233 2087 2206 2156 2098 2041
 10    2236 2201 2205 2144 2179 2095 2070
 14    2337 2246 2248 2201 2282 2193 2023
 15    2391 2258 2172 2239 2288 2172 2119
 16    2342 2314 2270 2280 2264 2123 1964
 17    2324 2360 2174 2336 2275 2279 2143
 18    2135 2228 2151 2142 2026 1958 2010
 19    2239 2207 2168 2164 2162 2036 2052
 21    2520 2338 2215 2319 2303 2202 2174
 22    2372 2335 2183 2412 2259 2228 2198
 23    2415 2321 2168 2241 2251 2244 2043
 24    2506 2365 2309 2253 2296 2276 2135
 25    2432 2382 2264 2401 2320 2222 2151
 26    2377 2349 2296 2354 2328 2233 2208
 27    2402 2175 2224 2189 2163 2026 2151
 28    2326 2231 2097 2315 2210 2247 2120
 29    2345 2266 2165 2176 2180 2105 2055
 30    2177 2144 2108 2011 2025 2109 1975
 31       0    0    0 2232 2387 2240 2251
-----------------------------------------




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

YEAR: 96 DAYS: 287 to 293
      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       .1      .2      .2   4000  FIXED UUUUUUU 
 AREQ      8.5     3.5     5.6   5300        NNNNNN. 
 ASC1      8.4     4.7    13.4   5700        N.NNNNN 
 BISH      5.8     2.9     5.5   2399        NNNNNNN 
 BOGT      5.1     2.7     9.4   5400        N....NN 
 BRAZ      6.6     4.6     3.9   5500        NNNNNNN 
 BRMU     11.6     2.4     3.2   4850        NNNNNNN 
 CAS1      7.6      .4     3.9   8200        NN..... 
 CHAT     14.0     4.9     7.0   3400        NNNNNNN 
 DAV1     10.1     2.7     1.6   8100        NN..... 
 DRAO      7.8     1.3     2.8   4750        NNNNNNN 
 EISL      7.7     2.2     4.5   7200        NNNNNN. 
 FAIR       .1      .3      .3   4200  FIXED UUUUUUU 
 FORT     18.4     2.9     5.3   5200        NNNNNNN 
 GOL2       .2      .3      .2   4101        NNNNNNN 
 GUAM     12.8     3.7     5.7   7300        NNNNNNN 
 HART       .3      .3      .2   6000  FIXED UUUUUUU 
 HOB2       .0      .0      .0   3210        .N..... 
 IRKT      6.4     2.5     6.0   2800        NNNNNNN 
 JPLM      6.5     1.2     3.6   4150        NNNNNNN 
 KERG     13.2     6.8     8.7   8500        NNNNNNN 
 KIT3      6.7     1.9     5.3   2351        NNNNNNN 
 KOKB       .3      .4      .3   7000  FIXED UUUU.UU 
 KOSG       .1      .3      .2   1100  FIXED UUUUUUU 
 KOUR     18.6     4.3     5.7   5100        NNNNNNN 
 KWJ1     17.2     2.4     7.9   7400        NNNNNNN 
 LHAS      6.5     2.2     8.7   2400        NNNNNNN 
 LPGS     12.4     2.6     4.7   5643        NNNNNN. 
 MADR       .1      .2      .5   1200  FIXED ..UUUUU 
 MALI     15.5     1.7     2.7   6300        NNNNNNN 
 MAS1      5.3     3.2     4.1   6101        NNNNNNN 
 MATE      6.4     2.7     3.3   1300        NNNNNNN 
 MCM4     22.0     5.5     5.3   8002        NNNNNNN 
 MDO1      7.7     1.2     2.6   4180        NNNNNNN 
 METS      5.0     1.7     2.8   1800        NNNNN.N 
 NLIB     10.1     1.8     3.3   4090        NNNNNNN 
 NYAL     10.3     3.6     4.3   1400        NNNNNNN 
 OBER      5.5     1.0     2.4   1610        ..NNNNN 
 OHIG     13.5     6.0     9.7   8300        NNNNNNN 
 ONSA      3.8     1.8     3.2   1050        NNNNNNN 
 POTS      3.6     1.1     2.2   1650        NNNNNNN 
 SANT       .1      .2      .3   5000  FIXED UUUUUUU 
 STJO     13.8     2.9     4.6   4050        NNNNNNN 
 TAIW     19.0     5.4     2.6   2200        NN.NNNN 
 THU1      4.6     2.4     3.8   4900        NNNNNNN 
 TIDB       .1      .2      .3   3050  FIXED UUUUUUU 
 TROM       .3      .4      .1   1500  FIXED UUUUU.. 
 TSKB      9.1     4.6     3.8   2050        NNNNNNN 
 USUD      4.8     4.5     3.0   2000        NNNNNNN 
 WES2      3.8     1.9     3.4   4080        NNNNNNN 
 WTZR       .1      .2      .2   1601        NNNNNNN 
 YELL       .1      .2      .1   4700  FIXED UUUUUU. 
 ZWEN      5.2     2.4     2.6   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 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 SANT STJO TAIW THU1 TIDB TROM TSKB USUD WES2 WTZR YELL ZWEN 


[Mailed From: bees at gfz-potsdam.de (Gerda Beeskow)]



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