[IGSREPORT-3899] Wk 0911 GFZ Analysis Report

G. G.
Thu Jul 3 06:39:59 PDT 1997


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IGS Electronic Report    Thu Jul  3  6:39:59 PDT 1997      Message Number 3899
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Author: G. Gendt
Subject: Wk 0911 GFZ Analysis Report

Subject: Wk 0911 GFZ Analysis Report


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GFZ ANALYSIS REPORT   GPS-WEEK 0911 (DAYS 173-179, DATES 22-06-97 TO 28-06-97)
******************************************************************************

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: 
______________________________________________________________________________
gfz09117.sum           this text file
gfz09117.erp           Earth rotation parameters 
gfz09117.snx           Weekly SINEX File 
gfz0911[0-6].sp3       Daily orbit ephemerides , SP3 format
______________________________________________________________________________


ERP RESULT

GFZ    ERP-RESULTS for WEEK 0911       DAYS  172 - 179
_______________________________________________________________________________
  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"
50620.500  -1895  53249 -30462560  1082    2    2    3    3    50 16 25  370   64       4       4
50621.500  -1489  53306 -30463633  1065    2    2    3    3    52 16 25  447   56       4       4
50622.500  -1061  53349 -30464698  1064    2    2    3    3    53 16 25  423    2       4       4
50623.500   -664  53409 -30465732  1004    2    2    3    3    52 16 25  362   79       4       5
50624.500   -294  53459 -30466733   998    2    2    3    3    51 16 25  380   -6       4       5
50625.500     77  53492 -30467716   969    2    2    3    3    50 16 25  356   58       4       4
50626.500    456  53541 -30468674   946    2    2    3    3    50 16 25  404   25       4       4
50627.500    855  53562 -30469608   921    2    2    3    3    50 16 25  404    2       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  173    174    175    176    177    178    179    
-------------------------------------------------------
01     9      7      8     11     10     11     11  
02    30 E   22     22     23     25     23     23  
03    14      9     11     10     10     10      9  
04    15     16     16     13     19     12     17  
05    24 E   20 E   12     11     14     10     10  
06    19     18     13     13     14     12     13  
07    23     23     17     18     29     20     20  
09    10     13      8     12     11      7     11  
10    36     31     29 E   36 E   43 E   41 E   45 E
14     -      -     19     21     24 E   28 E   38 E
15    14      8     10     14     14     11      9  
16    18     23     23     23     13     33 E   19 E
17    18     19     21     19     21     20     14  
18    14     20     20     20     15     13     14  
19     8     14     15     69     15      7      5  
21    18     25     17 E   26 E   24 E   30 E   26 E
22    34 E   20 E   27     21     24     21      -  
23     6     14      8     17     16 E   27 E   20 E
24    18     14     13     13      9     11     11  
25     7     10     12     10     12      8      8  
26    10     10     12      7     11     14     14  
27    11      8     10     11     11      7      5  
29     8     12     12     16     17     14     15  
30    23 E   20 E   18 E   14 E   19     14     17  
31    10      8     13      8      9     10      7  

MEAN  18     17     16     22     19     19     18
---------------------------------------------------
REMARKS: PNR14 deleted from sp3-file for day 173
         modelling problems
         PNR22 deleted from sp3-file for day 179
         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#               173  174  175  176  177  178  179
----------------------------------------------------
onsa  105001             1202    0 1245 1241 1220 1222 1197
kosg  110001 F           1234 1275 1268 1283 1268 1246 1223
mate  130002             1225 1302 1307 1285 1276 1144 1234
nyal  140001             1185 1241 1255 1274 1311    0 1204
wtzr  160101 F           1107 1122 1209 1210 1196 1259 1190
ober  161001             1201 1200 1237 1255 1260 1251 1214
pots  165001             1188 1272 1253 1252 1243 1119 1166
mets  180001             1145 1198 1231 1219 1197 1237 1182
zwen  190001             1004    0    0  983    0 1082 1033
usud  200002             1166 1226 1217 1226 1241 1208 1156
tskb  205001             1230 1268 1266 1280 1274 1267 1205
taiw  220001              917 1166    0    0    0    0    0
kit3  235101              847    0  878  880  879  877  850
lhas  240001             1209 1262 1265 1182 1261 1268 1217
iisc  270002             1205 1224    0    0    0    0    0
irkt  280001             1181 1212 1188 1184 1198 1192 1145
tidb  305003 F              0 1183 1067 1234 1237 1220 1226
yar1  310001 F           1190 1257 1257 1263 1258 1251 1229
hob2  321001             1132 1210 1199 1141 1193 1212 1190
mac1  330003             1142 1171 1151 1215 1173 1161 1101
chat  340001             1191 1230 1214 1220 1224 1215 1145
coco  350001             1032 1102    0    0 1051    0    0
dgar  360001                0    0  850 1057  987 1055  990
algo  400003 F           1145 1231 1220 1212 1239 1223 1170
stjo  405003             1188    0    0 1253 1276 1227 1063
wes2  408001             1164 1259 1259 1126 1266 1255 1219
nlib  409001             1197 1235 1248 1225 1242 1236 1227
gol2  410101 F           1225 1245  885    0    0    0    0
jplm  415002             1185 1244 1253 1243 1255 1221 1194
mdo1  418001             1201 1261 1200 1195 1051    0 1125
fair  420002 F           1218 1259 1268 1222 1191 1229 1186
yell  470004 F           1144 1270 1261 1251 1201 1149 1106
drao  475003             1216 1273 1286 1293 1268 1275 1218
rcm6  483001             1226 1275 1267 1253 1267 1248 1158
brmu  485001             1189 1191 1200 1220 1234 1014 1148
thu1  490001             1238 1524 1528 1541 1502 1527 1484
sant  500002 F            989  978  679    0    0  785  826
fort  520001             1077 1127    0 1129 1116    0  991
areq  530002             1101 1185 1105 1191 1161 1161 1156
braz  550001             1140    0    0 1205    0 1216 1084
asc1  570002             1114 1136 1049 1112 1071 1182 1111
mas1  610101             1123 1137 1164 1165 1162 1148 1128
mali  630001             1162    0    0    0 1153    0 1121
bahr  650001             1210 1240 1286 1257 1284 1263 1243
kokb  700002 F            979 1115  950  687 1050  685  708
tahi  712001             1206 1222    0  726 1183 1060 1146
guam  730001             1113 1090 1144 1129 1125 1092 1057
kwj1  740001             1065 1100 1079 1114 1170 1107 1064
mcm4  800201             1160 1293 1221 1234 1273 1257 1189
dav1  810001             1033 1162 1062 1137 1138 1123 1013
cas1  820001             1151 1188 1215 1085 1182 1185 1124
kerg  850001             1144 1236 1161 1213 1191 1208 1149

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



SATELLITE STATISTICS

                OBSERVATIONS for DAY (24-hour arcs used)

PRN     173  174  175  176  177  178  179
------------------------------------------
  1    2421 2232 2079 2232 2162 1990 2350
  2    2356 2210 2112 2216 2291 2118 2403
  3    2371 2241 2046 2177 2324 2121 2227
  4    2448 2321 2149 2221 2358 2140 2360
  5    2338 2139 2055 2229 2322 2096 2300
  6    2318 2076 1794 2060 2135 1987 2164
  7    2471 2286 2121 2244 2227 2156 2354
  9    2341 2167 2117 2207 2290 2154 2318
 10    2467 2245 1972 2122 2221 2080 2328
 14       0 2193 2038 2122 2098 2022 2185
 15    2436 2241 2080 2246 2295 2219 2381
 16    2372 2245 2079 2202 2215 2031 2135
 17    2588 2358 2082 2369 2267 2063 2381
 18    2473 2254 2052 2192 2221 2095 2260
 19    2483 2273 2117 2234 2316 2160 2425
 21    2599 2271 2075 2316 2310 2114 2368
 22    2410 2064 2010 2214 2260 1984    0
 23    2636 2340 2145 2381 2245 2158 2395
 24    2462 2319 2114 2275 2353 2153 2381
 25    2337 2267 2031 2125 2156 2120 2228
 26    2357 2151 2082 2256 2216 2144 2435
 27    2470 2201 2070 2141 2222 2151 2373
 29    2518 2301 2117 2341 2304 2217 2352
 30    2363 2186 2043 2108 2312 2189 2243
 31    2425 2256 2163 2324 2319 2175 2427
-----------------------------------------




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

YEAR: 97 DAYS: 173 to 179
      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       .5     2.3     1.8   4000  FIXED UUUUUUU 
 AREQ      9.4     4.6     4.6   5300        NNNNNNN 
 ASC1     22.4     6.9     7.7   5700        NNNNNNN 
 BAHR     11.9     5.8     7.8   6500        NNNNNNN 
 BISH      9.9     5.7     7.5   2399        NNNNNNN 
 BRAZ      3.0     4.9     5.4   5500        N..N.NN 
 BRMU      4.2     4.2     2.7   4850        NNNNNNN 
 CAS1     33.2     5.6     5.9   8200        NNNNNNN 
 CHAT      8.3     4.6    10.5   3400        NNNNNNN 
 COCO      5.5     5.1    11.8   3500        NN..N.. 
 DAV1     10.6     4.8     6.7   8100        NNNNNNN 
 DGAR     17.5     5.8    11.5   3600        ..NNNNN 
 DRAO      6.9     2.8     6.0   4750        NNNNNNN 
 FAIR      1.0     2.8      .9   4200  FIXED UUUUUUU 
 FORT     15.3     5.7     9.1   5200        NN.NN.N 
 GOL2       .3      .3      .6   4101        NNN.... 
 GUAM     16.2     2.0    14.0   7300        NNNNNNN 
 HOB2      9.0     5.2     3.1   3210        NNNNNNN 
 IISC     15.2      .1     1.5   2700        NN..... 
 IRKT      6.4     3.4     7.3   2800        NNNNNNN 
 JPLM      7.9     2.8     4.2   4150        NNNNNNN 
 KERG      8.9     3.9     6.4   8500        NNNNNNN 
 KIT3     23.5     4.6    10.0   2351        N.NNNNN 
 KOKB       .4     1.6     1.2   7000  FIXED UUUUUUU 
 KOSG       .8     5.4     1.5   1100  FIXED UUUUUUU 
 KWJ1     19.4     3.0    10.7   7400        NNNNNNN 
 LHAS      9.3     4.9     9.6   2400        NNNNNNN 
 MAC1      5.4     6.8     6.5   3300        NNNNNNN 
 MALI     19.1     4.6     3.7   6300        N...N.N 
 MAS1     10.4     6.0     4.1   6101  FIXED UNNUNUN 
 MATE      7.0     6.6     5.3   1300  FIXED UNNUNUN 
 MCM4     13.2     5.3     8.3   8002        NNNNNNN 
 MDO1      3.8     3.9     5.3   4180        NNNNN.N 
 METS      9.2     5.4     3.6   1800        NNNNNNN 
 NLIB     10.5     3.2     5.8   4090        NNNNNNN 
 NYAL     10.4     4.8     3.6   1400        NNNNN.N 
 OBER      3.4     5.8     2.2   1610        NNNNNNN 
 ONSA      5.1     5.9     4.0   1050        N.NNNNN 
 POTS      5.1     6.0     1.2   1650        NNNNNNN 
 RCM6      7.2     5.7     8.4   4830        NNNNNNN 
 SANT      2.5     2.5     2.1   5000  FIXED UUU..UU 
 STJO      5.9     4.8     2.2   4050        N..NNNN 
 TAHI     28.2     6.8    17.7   7120        NN.NNNN 
 TAIW      3.5     4.1     6.5   2200        NN..... 
 THU1      7.9     3.1     4.8   4900        NNNNNNN 
 TIDB      2.2      .7      .5   3050  FIXED .UUUUUU 
 TSKB     12.6     4.7    11.9   2050        NNNNNNN 
 USUD      9.9     7.1    12.9   2000        NNNNNNN 
 WES2      6.3     5.5     4.6   4080        NNNNNNN 
 WTZR       .7     5.5     1.8   1601        NNNNNNN 
 YAR1      2.3     1.1      .6   3100  FIXED UUUUUUU 
 YELL      1.0     1.1     2.2   4700  FIXED UUUUUUU 
 ZWEN      7.2     6.1     4.6   1900        N..N.NN 
--------------------------------------------------------------------------------


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 BAHR BISH BRAZ BRMU CAS1 CHAT COCO DAV1 DGAR DRAO FAIR FORT GOL2 GUAM HOB2 IISC IRKT JPLM KERG KIT3 KOKB KOSG KWJ1 LHAS MAC1 MALI MAS1 MATE MCM4 MDO1 METS NLIB NYAL OBER ONSA POTS RCM6 SANT STJO TAHI TAIW THU1 TIDB TSKB USUD WES2 WTZR YAR1 YELL ZWEN 


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



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