[IGSREPORT-1806] Wk 0803 GFZ Analysis Report

G.Gendt G.Gendt
Thu Jun 8 02:17:24 PDT 1995


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IGS Electronic Report    Thu Jun  8  2:17:24 PDT 1995      Message Number 1806
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Author: G.Gendt, G. Dick, Th. Nischan, W. Sommerfeld, G. Beeskow
Subject: Wk 0803 GFZ Analysis Report

Subject: Wk 0803 GFZ Analysis Report


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GFZ ANALYSIS REPORT   GPS-WEEK 0803 (DAYS 148-154, DATES 28-05-95 TO 03-06-95)
******************************************************************************

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: 
______________________________________________________________________________
gfz08037.sum           this text file
gfz08037.erp           Earth rotation parameters 
gfz0803[0-6].sp3       Daily orbit ephemerides , SP3 format
______________________________________________________________________________


ERP RESULT

GFZ    ERP-RESULTS for WEEK 803       DAYS   148 - 154 
_______________________________________________________________________________
  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
49865.500  21244  49212 -28988810  2222    2    3    0    3    43 17 24
49866.500  21434  48930 -28990997  2197    2    3    0    3    44 17 24
49867.500  21638  48662 -28993198  2198    2    3    0    3    45 17 23
49868.500  21855  48350 -28995386  2174    3    3    0    3    40 16 24
49869.500  22064  48084 -28997586  2173    2    3    0    3    42 17 24
49870.500  22330  47774 -28999808  2219    2    3    0    3    43 17 24
49871.500  22628  47455 -29002022  2246    2    3    0    3    44 17 24
--------------------------------------------------------------------------------




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  148    149    150    151    152    153    154
-------------------------------------------------------
 1    16     18     17     16     18     14     14  
 2    33     28     32     32     32     24     27  
 4    56 E   41 E   19 E   49 E   35 E   23 E   33 E
 5    26     21     22     31     25     20     31  
 6    24     18     16     28     32     17     30  
 7    37     43     35     32     45     33     38  
 9    27 E   21 E   18     33     21     17     25  
14    22     17      -      -     19     19     26  
15    25 E   27 E   31 E   36 E   25 E   26 E   33 E
16    13     16     17     17     15     14     15  
17    29     23     25 E   25 E   29 E   24 E   24 E
18    17     19     22     22     21     19     17  
19    24     26     28     21     21     23     23  
20    26     19     20     20     21     18     21  
21    25     36     24     26     18     27     29  
22    31     29     31     32     28     32     31  
23    24     14     21     11     13     14     19  
24    58 E   47 E   23 E   62 E   55 E   44 E   54 E
25    31 E   31     26     28     25     33     29  
26    17     15     20     19     18     17     15  
27    30 E   21 E   25     19     16     22     19  
28    21     20     23     21     24     24     26  
29    17     17     22     22     20     16     17  
31    25     25     31     25     29     26     31  
 
MEAN  29     26     24     29     27     24     27
---------------------------------------------------

REMARKS:(1) PNR14 deleted from sp3-file for day 150
            (manoeuvre at 15:30 UTC)
                 
CLOCK ESTIMATION:  ALGO was used as time reference



STATIONS USED BY GFZ INCLUDING STATISTICS

Sampling rate: 6 minutes         
                                                          
 IGS  INTERNAL         OBSERVATIONS for DAY (32-hour arcs used)
 CODE  STA#               148  149  150  151  152  153  154
----------------------------------------------------
onsa  105001   I'93      1366  832 1147 1592 1569 1445 1488
kosg  110001 F I'93      1606 1585 1534 1566 1580 1589 1592
madr  120001 F I'93      1536 1489 1443 1226  841   28 1244
mate  130001 F I'93      1603 1623 1430 1449 1560 1555 1596
trom  150001 F I'93      1654 1657 1522 1566 1619 1621 1634
wetb  160001 F I'93      1634 1628 1511 1541 1586 1610 1625
pots  165001             1610 1607 1546 1528 1467 1335 1609
mets  180001   I'93      1585 1384 1473 1594  997  356 1575
usud  200002             1599 1611 1577 1583 1613 1612 1609
tskb  205001             1620 1612 1462 1535 1648 1656 1665
taiw  220001 F           1665 1634 1578 1618 1630 1557 1144
lhas  240001             1132  999 1074 1063 1092 1311 1655
kit3  235101             1625 1615 1563 1561 1593 1609 1621
tidb  305001 F I'93      1582 1129  761 1526 1121   30 1238
yar1  310001 F I'93      1665 1654 1573 1562 1613 1630 1647
hob2  321001             1565 1555 1514 1530 1489 1444 1577
algo  400003 F I'93      1631 1632 1610 1646 1643 1644 1653
stjo  405003   I'93      1631 1649 1616 1662 1675 1665 1670
wes2  408001   I'93      1615 1217  400 1631 1631 1636 1635
nlib  409001   I'93      1617 1611 1614 1629 1224  866 1614
gold  410001 F I'93      1210 1336 1357 1226  956   24 1218
jplm  415002   I'93         0    0  287  702 1659 1657 1662
mdo1  418001             1662 1660 1430  187    0  907 1661
fair  420001 F I'93      1661 1642 1609 1538 1354 1469 1531
yell  470003 F I'93      1606 1580 1532 1489 1514 1449 1472
drao  475003   I'93      1651 1659 1642 1638 1651 1646 1652
rcm5  482001 F           1616 1615 1624 1628 1610 1490 1531
brmu  485001   I'93      1665 1649 1632 1675 1674 1673 1673
sant  500001 F I'93      1656 1664 1633 1594 1560 1689 1675
kour  510001   I'93      1599 1357 1313 1641 1620 1618 1619
fort  520001             1523 1506 1462 1537 1514 1561 1481
areq  530002             1644 1658 1336 1277 1308 1144 1141
bogt  540001             1590 1576 1560 1591 1583 1587 1616
braz  550001             1588 1183  996  871 1056 1416 1010
hart  600001 F I'93      1216 1198  964    0  306 1262 1302
mas1  610101 F           1210 1607 1573 1592 1631 1657 1661
kokb  700001 F I'93      1686 1692 1691 1655 1727 1729 1713
pama  710001   I'93      1240 1381 1125    0    0    0    0
eisl  720001             1644 1656 1571 1557 1614 1556 1587
guam  730001                0  521 1479 1458 1494 1459 1526
mcm4  800201             1622 1637 1589 1614 1632 1681 1674
dav1  810001              359 1346  994    0    0    0  351
cas1  820001             1167 1121 1152 1085 1124 1142 1127
ohig  830001              382 1483 1096    0  379 1146  272
kerg  850001             1591 1576 1195    0  391 1589 1601
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     148  149  150  151  152  153  154
------------------------------------------
  1    3038 3028 3015 2708 2644 2756 3071
  2    2441 2580 2451 2394 2367 2492 2730
  4    2491 2529 2298 2134 2246 2341 2600
  5    2834 2798 2680 2511 2589 2579 2827
  6    2784 2733 2551 2445 2511 2388 2684
  7    2653 2729 2598 2391 2418 2482 2778
  9    2756 2799 2825 2588 2594 2677 2820
 14    2370 2422 1103 1898 2347 2234 2375
 15    2341 2464 2439 2323 2244 2281 2464
 16    2980 2809 2875 2699 2644 2768 3039
 17    2877 2754 2628 2518 2341 2322 2591
 18    2526 2541 2389 2381 2428 2323 2539
 19    2691 2748 2639 2524 2538 2487 2714
 20    2614 2588 2361 2256 2228 2233 2541
 21    2779 2740 2721 2532 2441 2499 2762
 22    2615 2663 2611 2444 2419 2297 2598
 23    3019 3047 3100 2791 2607 2687 3007
 24    2649 2626 2356 2171 2300 2284 2606
 25    2659 2861 2760 2485 2476 2477 2689
 26    3037 3064 3065 2367 2703 2835 3181
 27    2647 2715 2690 2562 2521 2530 2718
 28    2482 2639 2605 2309 2209 2207 2463
 29    2541 2505 2394 2229 2228 2099 2378
 31    2505 2644 2636 2503 2505 2472 2672
-----------------------------------------



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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