[IGSREPORT-2412] Wk 0839 GFZ Analysis Report

G.Gendt G.Gendt
Thu Feb 15 02:47:49 PST 1996


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IGS Electronic Report    Thu Feb 15  2:47:49 PST 1996      Message Number 2412
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Author: G.Gendt, G. Dick, Th. Nischan, W. Sommerfeld, G. Beeskow
Subject: Wk 0839 GFZ Analysis Report

Subject: Wk 0839 GFZ Analysis Report


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GFZ ANALYSIS REPORT   GPS-WEEK 0839 (DAYS 035-041, DATES 04-02-96 TO 10-02-96)
******************************************************************************

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: 
______________________________________________________________________________
gfz08397.sum           this text file
gfz08397.erp           Earth rotation parameters 
gfz08397.snx           Weekly SINEX File 
gfz0839[0-6].sp3       Daily orbit ephemerides , SP3 format
______________________________________________________________________________


ERP RESULT

GFZ    ERP-RESULTS for WEEK 0839       DAYS  035 - 041
_______________________________________________________________________________
  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
50117.500 -22301  30423 -29506168  1936    1    1    0    2    48 16 24
50118.500 -22352  30783 -29508060  1919    1    2    0    3    46 16 24
50119.500 -22425  31165 -29509975  1949    1    2    0    3    46 16 24
50120.500 -22486  31516 -29511876  1952    1    2    0    3    48 16 24
50121.500 -22563  31866 -29513794  1988    1    1    0    2    47 16 24
50122.500 -22628  32176 -29515689  1978    1    2    0    3    44 16 24
50123.500 -22591  32414 -29517563  1926    1    2    0    3    46 16 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  035    036    037    038    039    040    041    
-------------------------------------------------------
01    16     18     16     19     15     20     23  
02    14     25     17     17     18     17     20  
04    17     17     21     20     22     20     16  
05    20     22     18     20     20     19     19  
06    27     29     30     32     26     31     35  
07    23     37     27     31     24     24     23  
09    21     21     28     13     23     27     23  
14    39 E   31 E   37 E   35 E   32 E   38 E   33 E
15    23     25     26     23     25     24     27  
16    35 E   45 E    - E    - E    - E   33 E   39 E
17    22     27     29     31     21     24     32  
18    14     16     17     17     17     20     24  
19    13     11     18     16     13     10     13  
20    20     21     21     19     20     19     26  
21    35 E   34 E   38 E   37 E   29 E   26 E   37 E
22    17     20     14     26     18     18     21  
23    53 E   50 E   64 E   59 E   49 E   15 E   30 E
24    18     18     21     20     19     20     26  
25    25     18     17     17     17     14     26  
26    16     26     18     29     22     17     27  
27    11     12     12     11     14     10     11  
28    31     41     32     33     33     26     24  
29    16     15     17     21     29     23     27  
31    31     28     25     31     30     31     30  

MEAN  25     27     27     27     24     23     26
---------------------------------------------------

REMARKS:(1) PNR16 deleted from sp3-file
            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 (32-hour arcs used)
 CODE  STA#               035  036  037  038  039  040  041
----------------------------------------------------
onsa  105001   I'93      1604 1579 1487 1539 1613 1610 1600
kosg  110001 F I'93      1168    0  407 1519 1155    0  372
madr  120001 F I'93      1602 1171   40 1186 1571 1429 1570
mate  130001 F I'93      1569 1542 1538 1572 1652 1618 1607
nyal  140001   I'93      1676 1674 1647 1277  955 1373 1640
trom  150001 F I'93      1603 1593 1480 1524 1624 1594 1554
wetb  160001 F I'93      1630 1462 1336  996  972 1604 1599
wtzr  160101             1584 1569 1547 1550 1621 1607 1591
pots  165001             1597 1570 1531 1542 1602 1589 1575
mets  180001   I'93      1567 1550 1503 1134    0    0  396
zwen  190001             1469 1459 1410 1461 1454 1507 1498
usud  200002             1643 1631 1598 1590 1644 1650 1649
tskb  205001             1667 1670 1611 1605 1667 1657 1665
taiw  220001 F           1629 1630 1139  434 1595 1606 1648
kit3  235101             1622 1606 1578 1569 1612 1233  382
iisc  270002             1204  398 1542 1559 1590 1598 1591
irkt  280001             1630 1631 1585 1603 1209    0    0
tidb  305002 F I'93      1667 1664 1231 1216 1645 1654 1667
yar1  310001 F I'93      1557  853    0  663 1625 1649 1658
mac1  330002              578    0    0    0    0    0    0
algo  400003 F I'93      1600 1492 1439 1457 1461 1454 1482
stjo  405003   I'93      1561 1507 1438 1466 1550 1549 1577
wes2  408001   I'93      1566 1502 1468 1455 1541 1502 1529
nlib  409001   I'93      1579 1566 1529 1531 1595 1591 1598
gold  410002 F I'93      1630 1225   48 1252 1560 1429 1487
jplm  415001   I'93      1655 1623 1600 1598 1628 1665 1663
mdo1  418001             1637 1600 1560 1561 1620 1635 1649
fair  420001 F I'93      1593 1590 1553 1542 1610 1594 1585
yell  470004 F I'93      1567 1530 1466 1483 1545 1550 1534
drao  475003   I'93      1604 1563 1544 1543 1565 1590 1603
rcm5  482001 F           1452 1423 1357 1320 1394 1373 1404
brmu  485001   I'93      1570 1521 1492 1484 1519 1524 1567
thu1  490001             1935 1758 1480 1877 1936 1932 1937
sant  500001 F I'93      1601 1561 1525 1513 1595 1610 1585
kour  510001   I'93      1472 1446 1450 1426 1508 1520 1518
fort  520001             1611 1413 1489 1578 1606 1578 1513
areq  530002             1634 1573 1579 1561 1471 1505 1662
lpgs  564301             1238  358 1490 1541 1582 1514 1555
mas1  610101 F            917 1063  971 1035  993  712 1030
sey1  620001             1359 1473  928  271  691  773  409
mali  630001             1632 1599 1526 1538 1663 1634 1560
kokb  700002 F I'93      1249 1259 1623 1561 1654 1228 1625
pama  710002   I'93      1594 1536 1481 1443 1565 1592 1602
eisl  720001             1587 1504 1485 1562 1568 1120  394
guam  730001             1560 1574 1502 1507 1545 1150  408
mcm4  800201             1561 1596 1564 1591 1675 1606 1613
cas1  820001                0    0    0  350 1172    0    0
ohig  830001              793  823  481  438  660  660 1137
kerg  850001             1547 1577 1523 1510 1576 1574 1567
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     035  036  037  038  039  040  041
------------------------------------------
  1    3089 2913 2768 2874 3001 2740 2797
  2    2963 2651 2719 2904 3011 2739 2611
  4    3680 3412 3373 3351 3434 3309 3324
  5    3135 2906 2818 2990 3075 2767 2849
  6    3035 2774 2712 2869 2989 2767 2748
  7    3381 3025 3211 3254 3226 3160 3119
  9    2964 2698 2661 2868 2962 2651 2621
 14    3000 2829 2784 2779 2803 2558 2656
 15    2988 2879 2805 2818 2865 2657 2696
 16    3056 2106    0    0 2687 2859 2832
 17    2757 2520 2443 2589 2699 2563 2483
 18    3195 2940 2881 2871 2924 2730 2890
 19    2889 2714 2732 2771 2799 2597 2646
 20    3018 2630 2608 2848 2926 2688 2614
 21    2688 2480 2346 2525 2639 2384 2326
 22    3071 2814 2662 2875 2865 2610 2617
 23    2513 2307 2081 2408 2468 2304 2238
 24    3467 3152 3238 3302 3308 3173 3151
 25    3289 3101 2909 3071 3125 2844 2928
 26    2890 2839 2752 2875 2964 2711 2650
 27    2884 2727 2733 2775 2805 2655 2676
 28    2577 2468 2310 2441 2564 2377 2288
 29    3181 2913 2803 2890 2931 2710 2862
 31    2860 2709 2452 2585 2784 2589 2433
-----------------------------------------




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

YEAR: 96 DAYS:  35 to  41
      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      2.9     1.9     5.6   5300        NNNNNNN 
 BRMU      7.2     2.7     4.5   4850        NNNNNNN 
 CAS1     49.9     7.1     5.0   8200        ...NN.. 
 DRAO      4.0     1.1     3.6   4750        NNNNNNN 
 EISL     34.3     5.0     8.2   7200        NNNNNNN 
 FAIR       .1      .4      .1   4200  FIXED UUUUUUU 
 FORT     12.2     3.0     8.5   5200        NNNNNNN 
 GOLD      1.0     1.6     2.6   4100  FIXED UUNUUUU 
 GUAM     25.9     7.3     6.9   7300        NNNNNNN 
 IISC     20.5     6.6    18.9   2700        NNNNNNN 
 IRKT     12.6     3.5     6.1   2800        NNNNN.. 
 JPLM      5.8      .9     3.1   4150        NNNNNNN 
 KERG     21.8    10.1     8.9   8500        NNNNNNN 
 KIT3     10.2     3.6     8.0   2351        NNNNNNN 
 KOKB       .3      .4      .3   7000  FIXED UUUUUUU 
 KOSG       .1      .2      .1   1100  FIXED U.UUU.U 
 KOUR     16.6     5.2     9.8   5100        NNNNNNN 
 LPGS      8.1     3.1    10.8   5643        NNNNNNN 
 MAC1       .0      .0      .0   3300        N...... 
 MADR      2.0     1.1     1.5   1200  FIXED UUNUUUU 
 MALI     18.5     8.1    11.1   6300        NNNNNNN 
 MAS1       .3      .3      .4   6101  FIXED UUUUUUU 
 MATE       .1      .3      .4   1300  FIXED UUUUUUU 
 MCM4     23.5     5.9    10.3   8002        NNNNNNN 
 MDO1      4.2      .7     1.4   4180        NNNNNNN 
 METS      5.1     1.1     3.3   1800        NNNN..N 
 NLIB      7.5      .9     3.0   4090        NNNNNNN 
 NYAL     10.7     2.5     3.5   1400        NNNNNNN 
 OHIG     31.7     6.4    17.0   8300        NNNNNNN 
 ONSA      3.4      .9     1.2   1050        NNNNNNN 
 PAMA     24.2     5.5    10.1   7100        NNNNNNN 
 POTS      3.9      .9      .8   1650        NNNNNNN 
 RCM5       .2      .4      .4   4820  FIXED UUUUUUU 
 SANT       .1      .2      .2   5000  FIXED UUUUUUU 
 SEY1     79.8    14.1    59.7   6200        NNNNNNN 
 STJO     15.1     1.3     5.3   4050        NNNNNNN 
 TAIW       .1      .3      .4   2200  FIXED UUUUUUU 
 THU1      7.2     1.0     2.1   4900        NNNNNNN 
 TIDB       .4      .6      .4   3050  FIXED UUUUUUU 
 TROM       .4      .4      .2   1500  FIXED UNUUUUU 
 TSKB     17.7     2.2     2.0   2050        NNNNNNN 
 USUD     13.1     2.4     1.6   2000        NNNNNNN 
 WES2     11.4     1.9     2.4   4080        NNNNNNN 
 WETT       .1      .3      .3   1600  FIXED UUUUUUU 
 WTZR      5.3      .7     2.1   1601        NNNNNNN 
 YAR1       .2      .6      .4   3100  FIXED UU.UUUU 
 YELL       .1      .2      .1   4700  FIXED UUUUUUU 
 ZWEN      8.7     1.4     1.2   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
   - 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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