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N2WWD  > SAREX    26.05.96 11:24l 60 Lines 1709 Bytes #-11002 (0) @ AMSAT
BID : 32876_KC2FD
Read: GUEST OE7FMI
Subj: STS-77 Rev 102 Orbital Data
Path: DB0AAB<DB0KCP<DB0CZ<DB0LX<DB0RBS<DB0SEL<DB0ZDF<DB0SRS<DB0SIF<DB0SON<
      DB0MAK<DB0HOT<DB0ZWI<OK0PKL<OK0PPR<OK0PRG<OK0PAB<PU3DTA<WB0TAX<KO4KS<
      N4HHP<N4GAA<N2BQF<KC2FD
Sent: 960525/1543Z @:KC2FD.#NLI.NY.USA.NA #:32876 [Coram, NY] $:32876_KC2FD
From: N2WWD@KC2FD.#NLI.NY.USA.NA
To  : SAREX@AMSAT


         S T S - 7 7   O R B I T A L   D A T A

Below is the rev 102 Earth-Centered Inertial (ECI) state vector for
STS-77.  This vector data comes from NASA GSFC OIG RAID RBBS.

Vector format = 117
Satellite Name:         STS-77
Catalog Number:         23870  96032A
Epoch Date/Time:        96146.79403587963
                        05/25/1996  19:03:24.700 UTC
EFG E:                           14010653 ft
    F:                           -9668635 ft
    G:                          -13696870 ft
    Edot:                        12763.09 ft/s
    Fdot:                        20450.61 ft/s
    Gdot:                        -1360.75 ft/s
ndot/2 (drag):              0.00004963390 rev/day^2
nddt/6:                       1.02911E-10 rev/day^3
Bstar:                        1.09697E-05 1/Earth Radii
Elset #:                               21
Rev @ Epoch:              102.73650144944

Launch was 19-MAY-96 / 10:30:00.080 UTC

The following Keplerian elements were computed by VEC2TLE from this
vector using a 0.12 drag multiplier:

STS-77
1 23870U 96032A   96146.79403588  .00004963  10291-9  10970-4 0   211
2 23870  39.0115 231.1906 0008343 303.4680 321.6726 15.96860995  1023

Satellite: STS-77
Catalog number: 23870
Epoch time:      96146.79403588
Element set:      21
Inclination:       39.0115 deg
RA of node:       231.1906 deg
Eccentricity:    0.0008343
Arg of perigee:   303.4680 deg
Mean anomaly:     321.6726 deg
Mean motion:   15.96860995 rev/day
Decay rate:    4.96339e-05 rev/day^2
Epoch rev:             102
Checksum:              321

VEC2TLE may be downloaded from:
ftp.amsat.org /amsat/software/PC/util

Ken Ernandes
n2wwd@amsat.org





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