[IGSREPORT-2638] Wk 0851 GFZ Analysis Report

G.Gendt G.Gendt
Thu May 9 06:32:14 PDT 1996


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IGS Electronic Report    Thu May  9  6:32:14 PDT 1996      Message Number 2638
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Author: G.Gendt, G. Dick, Th. Nischan, W. Sommerfeld, G. Beeskow
Subject: Wk 0851 GFZ Analysis Report

Subject: Wk 0851 GFZ Analysis Report


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GFZ ANALYSIS REPORT   GPS-WEEK 0851 (DAYS 119-125, DATES 28-04-96 TO 04-05-96)
******************************************************************************

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: 
______________________________________________________________________________
gfz08517.sum           this text file
gfz08517.erp           Earth rotation parameters 
gfz08517.snx           Weekly SINEX File 
gfz0851[0-6].sp3       Daily orbit ephemerides , SP3 format
______________________________________________________________________________


ERP RESULT

GFZ    ERP-RESULTS for WEEK 0851       DAYS  119 - 125
_______________________________________________________________________________
  MJD      Xpole  Ypole  UT1R-TAI  LODR Xsig Ysig UTsig LODsig Nr Nf Nt
          10**-5" 10**-5"  usec    us/d    10**-5"   us  us/d
50201.500  -7075  56751 -29688217  2235    1    1    0    3    47 15 25
50202.500  -6616  56979 -29690540  2280    1    1    0    3    48 16 25
50203.500  -6220  57253 -29692880  2361    1    1    0    3    49 16 25
50204.500  -5838  57459 -29695203  2407    1    1    0    3    49 16 25
50205.500  -5519  57611 -29697711  2423    1    1    0    3    49 16 25
50206.500  -5195  57756 -29700215  2429    1    1    0    3    49 16 25
50207.500  -4817  57910 -29702685  2371    1    1    0    3    45 14 25
--------------------------------------------------------------------------------




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


            DAY 1  (32 h)              DAY 2  (32 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  119    120    121    122    123    124    125    
-------------------------------------------------------
01    22     23     21     21     21     18     17  
02    17     31     28     16     16     33     19  
03    24     62     42     67     65     59     89  
04    16     30     34     27     24     29     18  
05    15     19     16     16     30     16     22  
06    13     22     15     18     18     31     14  
07    20     27     34     20     16     26     20  
09    30 E   31 E   29 E   42 E   48 E   39 E   39 E
14    15     18     23     18     25     25     32  
15    20     19     19     30     37     28     38  
16     -     19     36     28    185     15     22  
17    19     32     53     25     43     47     47  
18    14     28     18     18     20     13     17  
19    37 E   43 E   41 E   43 E   40 E   25 E   24 E
20    15     16     24     16     20     29     18  
21    14     17     17     19     21     33     40  
22    15     44     58     65     64     51     56  
23    14     21     30     48     32     47     48  
24    13     49     26     45     39     37     36  
25    47 E  111 E   92 E   97 E  114 E   91 E   91 E
26    16     23     21     22     21     24     28  
27    28 E   34 E   38 E   38 E   51 E   44 E   34 E
28    25     25     23     31     25     26     38  
29    13     15     25     17     40     25     34  
31    15     19     20     23     22     27     28  

MEAN  21     37     35     38     41     37     40
---------------------------------------------------

REMARKS:

                 
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#               119  120  121  122  123  124  125
----------------------------------------------------
onsa  105001   I'93      1203 1216 1223 1232 1217 1187 1230
kosg  110001 F I'93      1261 1270 1279 1255 1284 1246 1276
madr  120001 F I'93      1193 1142 1231 1203 1278 1181 1284
mate  130001 F I'93      1181 1134 1092  958 1014 1176    0
nyal  140001   I'93      1206 1264 1195 1254 1280 1258  681
trom  150001 F I'93         0    0    0 1256 1268 1219    0
wetb  160001 F I'93      1267 1274 1254 1275 1275 1254 1263
wtzr  160101             1236 1177 1235 1245 1250 1263 1259
pots  165001             1218 1235 1222 1208 1248 1221 1251
mets  180001   I'93      1217 1243 1250 1244 1252 1249 1246
zwen  190001             1203 1202 1215  924 1216 1219    0
usud  200002             1233 1224 1221 1216 1195 1243 1229
tskb  205001             1252 1264 1262 1277 1244 1266 1286
taiw  220001 F           1185 1179 1164 1194 1185 1195 1217
kit3  235101             1247 1248 1247 1261 1268 1270 1274
iisc  270002              680 1215 1194 1219 1205 1223 1207
irkt  280001             1250 1257 1258 1263 1192 1260 1261
tidb  305002 F I'93      1195 1246 1210 1246 1226 1217 1249
yar1  310001 F I'93      1172 1185 1139 1169 1209 1181 1142
hob2  321001             1153 1213 1195 1187    0    0    0
mac1  330002             1022 1003 1063  993 1079  830 1118
algo  400003 F I'93      1244 1196 1209 1182 1219 1154 1208
stjo  405003   I'93      1228 1241 1231 1264 1226 1227 1264
wes2  408001   I'93      1214 1201 1216 1201 1198 1166 1195
nlib  409001   I'93      1208 1199 1198 1217 1176 1156 1146
gold  410002 F I'93      1207 1197 1222 1210 1141 1157 1216
jplm  415001   I'93      1239 1218 1215 1208 1223 1212 1263
mdo1  418001             1189 1249  711 1219 1238 1204 1248
fair  420002 F I'93      1193 1196 1190 1202 1181 1182 1173
yell  470004 F I'93       715 1162 1161 1143 1192 1144 1208
drao  475003   I'93      1249 1247 1265 1248 1236 1220 1253
rcm5  482001 F           1249 1231 1223 1208 1227 1175 1223
brmu  485001   I'93      1199 1196 1199 1204 1222 1161 1222
thu1  490001             1480 1471 1145 1393 1318 1250  927
sant  500001 F I'93      1251 1256 1249    0    0    0    0
kour  510001   I'93      1109 1083 1101 1094 1109 1093 1147
fort  520001             1188 1243 1136 1199 1071 1029 1235
areq  530002                0  840 1204 1184 1207 1159 1210
bogt  540001             1123 1121 1143 1121 1148 1113    0
lpgs  564301             1074  814  768  728  745  640  638
hart  600002 F I'93      1242 1231 1257 1220 1233 1240 1259
mas1  610101 F              0 1236 1224 1243 1221 1231 1246
mali  630001             1233 1239 1259 1234 1299 1260 1291
kokb  700002 F I'93      1242  854 1236  854 1197 1228  838
pama  710002   I'93      1129 1180 1016 1110 1112 1057  926
eisl  720001             1196 1164 1218 1217 1212 1172 1104
guam  730001             1204 1184 1195 1193 1148 1131 1200
mcm4  800201              837  811  855 1316  859  846  802
dav1  810001                0    0  913 1163 1172 1156 1070
cas1  820001              766    0    0    0 1214 1232 1230
kerg  850001             1189 1233 1207 1219 1220 1225 1226
Note: F    - indicates a constrained fiducial site ( to 1-2 mm )
      I'93 - indicates that initial station coordinates are from ITRF'93



SATELLITE STATISTICS

                OBSERVATIONS for DAY (32-hour arcs used)

PRN     119  120  121  122  123  124  125
------------------------------------------
  1    2305 2331 2400 2360 2497 2488 2174
  2    2255 2312 2338 2350 2380 2369 2155
  3    1879 1994 1950 1958 2032 2001 1862
  4    2392 2457 2335 2481 2468 2468 2224
  5    2217 2182 2292 2199 2197 2359 2066
  6    2137 2155 2293 2313 2060 1458 2166
  7    2457 2449 2450 2400 2501 2529 2252
  9    2113 2088 2180 2113 2222 2251 2061
 14    2206 2334 2322 2437 2396 2389 2094
 15    2147 2270 2280 2275 2297 2302 2048
 16    2268 2334 2384 2454 2458 2313 2149
 17    2025 2197 2224 2333 2247 2215 2074
 18    2222 2223 2263 2290 2314 2334 2007
 19    2207 2318 2297 2338 2215 2320 2005
 20    2092 2096 2240 2208 2183 2224 2076
 21    2196 2340 2364 2352 2394 2354 2010
 22    2210 2398 2416 2461 2457 2452 2237
 23    2176 2234 2186 2285 2351 2277 2056
 24    2290 2362 2318 2488 2472 2432 2255
 25    2266 2312 2376 2444 2518 2541 2162
 26    2247 2241 2324 2293 2388 2262 2145
 27    2179 2218 2228 2217 2284 2171 2003
 28    1986 2194 2040 2146 2192 2137 1965
 29    2273 2342 2405 2455 2394 2379 2061
 31    2226 2303 2410 2423 2432 2353 2134
-----------------------------------------




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

YEAR: 96 DAYS: 119 to 125
      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      .3      .3   4000  FIXED UUUUUUU 
 AREQ     17.4     8.0     6.3   5300        .NNNNNN 
 BOGT      6.4     3.1    11.5   5400        NNNNNN. 
 BRMU     12.7     2.5     9.2   4850        NNNNNNN 
 CAS1      8.6     3.4     8.5   8200        N...NNN 
 DAV1     13.1     9.0     6.8   8100        ..NNNNN 
 DRAO      5.1     1.6     4.5   4750        NNNNNNN 
 EISL     19.5     5.2    18.5   7200        NNNNNNN 
 FAIR       .2      .4      .2   4200  FIXED UUUUUUU 
 FORT     23.2     5.9    14.5   5200        NNNNNNN 
 GOLD       .2      .4      .2   4100  FIXED UUUUUUU 
 GUAM      7.8     5.7     8.5   7300        NNNNNNN 
 HART     13.7     5.6    13.7   6000        NNNNNNN 
 HOB2      5.0     1.4     1.5   3210        NNNN... 
 IISC     18.4     6.1     7.6   2700        NNNNNNN 
 IRKT      4.2     4.6     8.3   2800        NNNNNNN 
 JPLM      8.5     2.0     4.4   4150        NNNNNNN 
 KERG     20.8     8.1     7.8   8500        NNNNNNN 
 KIT3     12.5     4.6    10.1   2351        NNNNNNN 
 KOKB       .7      .7      .2   7000  FIXED UUUUUUU 
 KOSG       .1      .3      .2   1100  FIXED UUUUUUU 
 KOUR     41.1     4.0     9.4   5100        NNNNNNN 
 LPGS     14.4    15.1    10.8   5643        NNNNNNN 
 MAC1      6.4     2.8     9.0   3300        NNNNNNN 
 MADR       .1      .2      .3   1200  FIXED UUUUUUU 
 MALI     14.1     3.7     9.9   6300        NNNNNNN 
 MAS1       .2      .2      .1   6101  FIXED .UUUUUU 
 MATE       .1      .3      .3   1300  FIXED UUUUUU. 
 MCM4      8.2     7.2     7.4   8002        NNNNNNN 
 MDO1     12.2     1.3     4.9   4180        NNNNNNN 
 METS      4.3     1.2     3.9   1800        NNNNNNN 
 NLIB      8.7     2.4     3.1   4090        NNNNNNN 
 NYAL     13.4     2.5     4.1   1400        NNNNNNN 
 ONSA      2.6     1.6     3.1   1050        NNNNNNN 
 PAMA     20.5     5.2    20.4   7100        NNNNNNN 
 POTS      5.3     2.5     2.8   1650        NNNNNNN 
 RCM5       .4      .5      .3   4820  FIXED UUUUUUU 
 SANT       .0      .0      .1   5000  FIXED UUU.... 
 STJO      7.0     1.2     3.4   4050        NNNNNNN 
 TAIW       .3      .3      .4   2200  FIXED UUUUUUU 
 THU1      7.6     4.7     3.5   4900        NNNNNNN 
 TIDB       .1      .3      .4   3050  FIXED UUUUUUU 
 TROM       .3      .4      .1   1500  FIXED ...UUU. 
 TSKB      9.7     2.8     3.4   2050        NNNNNNN 
 USUD      9.4     4.5     7.4   2000        NNNNNNN 
 WES2      4.8     1.3     2.8   4080        NNNNNNN 
 WETT       .1      .4      .2   1600  FIXED UUUUUUU 
 WTZR      5.1     1.5     2.3   1601        NNNNNNN 
 YAR1       .3      .3      .3   3100  FIXED UUUUUUU 
 YELL       .1      .3      .2   4700  FIXED UUUUUUU 
 ZWEN      3.6     2.5     5.5   1900        NNNNNN. 
--------------------------------------------------------------------------------


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
   - 32 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
    


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



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