[IGSREPORT-3687] Wk 0902 GFZ Analysis Report

G.Gendt G.Gendt
Wed Apr 30 04:46:03 PDT 1997


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IGS Electronic Report    Wed Apr 30  4:46:03 PDT 1997      Message Number 3687
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Author: G.Gendt, G. Dick, W. Soehne, Th. Nischan, W. Sommerfeld, G. Beeskow
Subject: Wk 0902 GFZ Analysis Report

Subject: Wk 0902 GFZ Analysis Report


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GFZ ANALYSIS REPORT   GPS-WEEK 0902 (DAYS 110-116, DATES 20-04-97 TO 26-04-97)
******************************************************************************

Submitted by: G. Gendt, Ch. Reigber, G. Dick, W. Soehne, 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: 
______________________________________________________________________________
gfz09027.sum           this text file
gfz09027.erp           Earth rotation parameters 
gfz09027.snx           Weekly SINEX File 
gfz0902[0-6].sp3       Daily orbit ephemerides , SP3 format
______________________________________________________________________________


ERP RESULT

GFZ    ERP-RESULTS for WEEK 0902       DAYS  110 - 116
____________________________________________________________________________________________________
  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"
50558.500 -17406  39887 -30335546  2293    2    2    0    5    46 13 25   59  315       5       5
50559.500 -17334  40231 -30337829  2258    2    2    0    5    48 13 24   84  371       5       5
50560.500 -17272  40594 -30340097  2194    2    2    0    5    49 13 24   40  352       5       5
50561.500 -17214  40937 -30342320  2181    2    2    0    4    49 13 25   76  335       5       5
50562.500 -17121  41268 -30344493  2166    2    2    0    5    48 13 25  109  325       5       5
50563.500 -16963  41579 -30346663  2185    2    2    0    5    49 13 25  205  294       5       5
50564.500 -16770  41902 -30348811  2161    2    2    0    5    46 13 25  179  351       5       5
____________________________________________________________________________________________________




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  110    111    112    113    114    115    116    
-------------------------------------------------------
01    11     10     13     13     12     16     17  
02    13     10     12     11     11     14     10  
03    14     12     11     16     12     14     13  
04    27 E   16 E   25 E   18 E   20 E   20 E   28 E
05    14     13     16     18     17     17     14  
06    19     11     15     13     11     18     16  
07     9     13     11      8      9     10      7  
09    28 E   23 E   25 E   23 E   24 E   28 E   25 E
10    16     12     12     15     11     12     13  
14    16      -      -     15     16     13     17  
15    20     27     23     28 E   24 E   27 E   31 E
16     8     10      8     17     49     13      8  
17    13     14     18     19     19     16     17 E
18    24     18      -      -     16     19     13  
19   546 E   38 E   37 E   31 E   39 E   36 E   47 E
21    14     13     11      8     13     12     12  
22    14     12     11     15     11     11     11  
23     6      3     11      5      4      3      6  
24    18 E   22 E   23 E   25 E   25 E   25 E   25 E
25    62 E   48 E   52 E   47 E   47 E   47 E   41 E
26    13     12     15     12      8      9     12  
27    45 E   37 E   27 E   22 E   20 E   21 E   18 E
29    18     17     19     22     21     28     15  
30    21     12     16     15     17     16     18  
31    16     10      9     15      9     12     18  

MEAN  22     20     21     20     22     21     21
---------------------------------------------------
REMARKS:(1) PRN14 deleted from sp3-file for day 111
            modelling problems
            PRN18 deleted from sp3-file for day 112
            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#               110  111  112  113  114  115  116
----------------------------------------------------
onsa  105001             1191 1150 1188    0 1123 1259 1247
kosg  110001 F           1237 1222 1223 1245 1251 1268 1261
madr  120002 F              0    0  734    0    0  997 1234
mate  130002             1272 1223 1169 1291 1288 1283 1299
nyal  140001             1286 1224 1264 1247 1253 1302 1282
trom  150001 F              0    0    0    0   95  179    0
wtzr  160101 F           1225 1164 1185 1232 1229 1230 1208
ober  161001             1212 1117 1180 1228 1191 1193 1211
pots  165001             1191 1070 1191 1167 1234 1194 1222
mets  180001             1237 1169 1170 1227 1217 1216 1226
usud  200002             1247 1198 1195 1207 1206    0    0
tskb  205001             1240 1217 1201 1250 1260 1259 1249
taiw  220001             1241 1197 1155 1240 1241 1239 1236
kit3  235101              872  836  823  868  872  866  865
lhas  240001             1230 1172 1180  805 1116 1193 1247
iisc  270002             1193 1162    0 1178    0    0    0
irkt  280001             1221 1149 1145  905 1211 1173    0
tidb  305003 F           1236  736    0 1240 1247 1257 1247
yar1  310001 F           1248 1190 1190  712 1251 1244 1248
mac1  330003             1192  971 1151 1141 1180 1144 1107
chat  340001             1188 1168 1163 1221 1183 1180 1187
coco  350001             1110    0 1040 1045 1137 1074 1066
dgar  360001                0  979  950  964  976 1040  990
algo  400003 F           1191 1161 1168 1205 1211 1207 1204
stjo  405003             1264 1198 1198 1233 1248 1246 1238
wes2  408001             1236 1160 1193 1246 1250 1236 1228
nlib  409001             1205 1192 1190 1240 1246 1256 1245
gol2  410101 F           1095 1240 1227 1289 1153 1266 1280
jplm  415002             1222 1179 1181 1198 1248 1229 1220
mdo1  418001             1204 1187 1207 1256 1271 1248 1247
fair  420002 F           1187 1047 1136 1198 1189 1218 1191
yell  470004 F           1320 1198 1117 1318 1242 1265 1219
drao  475003             1266 1225 1224 1277 1275 1280 1278
rcm6  483001             1242 1203 1193 1262 1255 1250    0
brmu  485001             1239 1175 1167 1214 1222 1001 1225
sant  500002 F              0    0  576  860  919  871 1086
kour  510001                0    0    0    0 1116 1093  987
fort  520001             1105 1047 1075 1124    0 1120 1126
bogt  540001             1094  997 1014 1102 1126 1101  962
braz  550001             1188 1180 1139 1224 1228 1222 1197
asc1  570002             1114 1137 1032  944 1083 1006 1072
hart  600002 F           1199 1074 1112 1199    0    0    0
mas1  610101             1128 1133 1118 1175 1166 1177 1201
bahr  650001             1248 1241 1224 1272 1267 1262 1282
kokb  700002 F            949  729  537  640  978  782  689
tahi  712001                0 1160 1021  782    0    0    0
guam  730001             1100 1063 1088 1104 1105 1036 1118
kwj1  740001             1105  987 1004 1080 1035 1055 1135
mcm4  800201             1176 1181 1160 1193 1203 1170 1196
dav1  810001             1112  907  958  914 1081 1093  996
cas1  820001             1127 1116 1104  984 1090 1047 1065
ohig  830001             1120 1072  994  934 1022 1036 1091

Note: F    - indicates a constrained fiducial site ( to 1-2 mm )



SATELLITE STATISTICS

                OBSERVATIONS for DAY (24-hour arcs used)

PRN     110  111  112  113  114  115  116
------------------------------------------
  1    2368 2331 2397 2243 2275 2285 2257
  2    2206 2209 2157 2239 2193 2132 2038
  3    2086 2178 2225 2229 2132 2162 2105
  4    2046 2271 2224 2162 2168 2179 2065
  5    2254 2248 2282 2315 2319 2367 2191
  6    2094 2043 2123 2161 2155 2156 2111
  7    2405 2395 2441 2422 2300 2379 2294
  9    2128 2124 2244 2106 2191 2158 2074
 10    2242 2301 2321 2241 2277 2374 2175
 14    2110    0 2125 2077 2135 2275 2134
 15    2156 2263 2282 2076 2089 2085 2096
 16    2148 2145 2172 2117 2152 2171 2096
 17    2288 2281 2322 2288 2254 2286 2164
 18    2159 2140    0 2191 2170 2182 2185
 19    1998 2150 2056 2049 2113 2098 1974
 21    2307 2328 2342 2281 2295 2312 2155
 22    2215 2164 2361 2181 2195 2181 2196
 23    2355 2357 2457 2353 2371 2371 2351
 24    2277 2275 2271 2384 2277 2285 2162
 25    2096 2196 2114 2013 2103 2103 2061
 26    2205 2222 2280 2330 2272 2315 2173
 27    1891 2183 2072 2095 2143 2203 2102
 29    2176 2252 2184 2115 2179 2195 2066
 30    2166 2211 2302 2171 2215 2243 2128
 31    2129 2273 2326 2273 2262 2249 2237
-----------------------------------------




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

YEAR: 97 DAYS: 110 to 116
      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      .3      .2   4000  FIXED UUUUUUU 
 ASC1      9.0     3.2    14.0   5700        NNNNNNN 
 BAHR      8.6     4.2     4.2   6500        NNNNNNN 
 BISH      7.0     6.2     3.7   2399        .NNNNNN 
 BOGT     21.0     3.1     5.0   5400        NNNNNNN 
 BRAZ     17.1     5.4     7.8   5500        NNNNNNN 
 BRMU      5.7     1.8     4.4   4850        NNNNNNN 
 CAS1     16.4     2.5     8.2   8200        NNNNNNN 
 CHAT     10.4     9.5     7.0   3400        NNNNNNN 
 COCO     22.7     2.6     6.1   3500        N.NNNNN 
 DAV1     16.3     5.3     8.5   8100        NNNNNNN 
 DGAR     19.9     3.8    16.0   3600        .NNNNNN 
 DRAO      6.6     1.2     3.8   4750        NNNNNNN 
 FAIR       .3      .1      .2   4200  FIXED UUUUUUU 
 FORT     13.3     3.1     7.0   5200        NNNN.NN 
 GOL2       .3      .5      .2   4101        NNNNNNN 
 GUAM     13.2     4.1     9.7   7300        NNNNNNN 
 HART       .2      .4      .4   6000  FIXED UUUU... 
 IISC     11.7     1.8     3.4   2700        NN.N... 
 IRKT      5.7     5.3     7.4   2800        NNNNNN. 
 JPLM     10.1     2.9     4.1   4150        NNNNNNN 
 KIT3     14.7     5.1     3.6   2351        NNNNNNN 
 KOKB       .6      .5      .5   7000  FIXED UUUUUUU 
 KOSG       .3      .4      .5   1100  FIXED UUUUUUU 
 KOUR     12.8     4.8     9.8   5100        ....NNN 
 KWJ1     14.1     4.6    16.1   7400        NNNNNNN 
 LHAS      6.8     4.6     5.9   2400        NNNNNNN 
 MAC1     16.3    10.0     4.0   3300        NNNNNNN 
 MADR       .3      .5     2.5   1200  FIXED ..N..UU 
 MAS1      7.6     4.2     4.1   6101        NNNNNNN 
 MATE      6.6     1.8     4.8   1300        NNNNNNN 
 MCM4     10.2     7.0     7.5   8002        NNNNNNN 
 MDO1      6.2     1.7     3.2   4180        NNNNNNN 
 METS      6.0     1.3     2.2   1800        NNNNNNN 
 NLIB      6.5     1.3      .9   4090        NNNNNNN 
 NYAL      4.7     1.9     1.7   1400        NNNNNNN 
 OBER      4.0     2.5     4.0   1610        NNNNNNN 
 OHIG     17.3     8.4    10.0   8300        NNNNNNN 
 ONSA      5.5     2.6     3.2   1050        NNN.NNN 
 POTS      6.0     1.9     2.9   1650        NNNNNNN 
 RCM6     11.5     1.9     3.3   4830        NNNNNN. 
 SANT       .3      .1      .3   5000  FIXED ..UUUUU 
 STJO      7.1     2.9     4.7   4050        NNNNNNN 
 TAHI     29.7     8.1     9.2   7120        .NNN... 
 TAIW      9.9     2.0    10.6   2200        NNNNNNN 
 TIDB       .1      .4      .3   3050  FIXED UU.UUUU 
 TROM       .4      .6     3.0   1500  FIXED ....UN. 
 TSKB      6.9     2.0     6.2   2050        NNNNNNN 
 USUD      9.0     3.2    12.1   2000        NNNNN.. 
 WES2      5.8     2.1     2.6   4080        NNNNNNN 
 WTZR       .3      .5      .3   1601        NNNNNNN 
 YAR1       .5      .6      .4   3100  FIXED UUUUUUU 
 YELL       .2      .4      .2   4700  FIXED UUUUUUU 
--------------------------------------------------------------------------------


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 ASC1 BAHR BISH BOGT BRAZ BRMU CAS1 CHAT COCO DAV1 DGAR DRAO FAIR FORT GOL2 GUAM HART IISC IRKT JPLM KIT3 KOKB KOSG KOUR KWJ1 LHAS MAC1 MADR MAS1 MATE MCM4 MDO1 METS NLIB NYAL OBER OHIG ONSA POTS RCM6 SANT STJO TAHI TAIW TIDB TROM TSKB USUD WES2 WTZR YAR1 YELL 


[Mailed From: "Thomas Mr. igs" <igs at gfz-potsdam.de>]



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