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HR1RBB > SAREX    24.06.96 02:55l 64 Lines 1927 Bytes #-10973 (0) @ AMSAT
BID : 19267_HR1PAQ
Read: GUEST OE7FMI
Subj: STS-78 Rev 1 Orbital Data
Path: DB0AAB<DB0PV<DB0MAK<OK0PKL<OK0PPR<OK0PRG<OK0PAB<PU3DTA<WB0TAX<K5ARH<
      KB5OGN<KA1XN<V31LO<HR1PAQ
Sent: 960620/2339Z @:HR1PAQ.#TGU.HON.CEAM #:19267 [Tegucigalpa] FBB5.15c
From: HR1RBB@HR1PAQ.#TGU.HON.CEAM
To  : SAREX@AMSAT

Subject: STS-78 Rev 1 Orbital Data


         S T S - 7 8   O R B I T A L   D A T A

Below is the rev 1 State Vector and Keplerian Elements for STS-78.  
The vector data comes from NASA; the orbital parameters were computed 
from the vector.  Hourly vector updates are available from NASA GSFC 
OIG RAID RBBS at (301) 262-6782 or by telnet: oig1.gsfc.nasa.gov 
(UserID = oig / Password = goddard1).

Vector format = 117
Satellite Name:         STS-78
Catalog Number:         23931  96036A    
Epoch Date/Time:        96172.64756828700
                        06/20/1996  15:32:29.899 UTC
EFG E:                            8330141 ft
    F:                           19408406 ft
    G:                           -5634774 ft
    Edot:                       -18868.85 ft/s
    Fdot:                         3861.05 ft/s
    Gdot:                       -14577.77 ft/s
ndot/2 (drag):              0.00011106815 rev/day^2
nddt/6:                       5.14840E-10 rev/day^3
Bstar:                        2.25262E-05 1/Earth Radii
Elset #:                                1
Rev @ Epoch:                1.56718172124

Launch was 20-JUN-96 

The following Keplerian elements were computed by VEC2TLE from this
vector using a 0.25 drag multiplier:

STS-78      
1 23931U 96036A   96172.64756829  .00011107  51484-9  22526-4 0    10
2 23931  39.0144   9.7755 0009705 339.7238 224.4618 15.98371785    12

Satellite: STS-78      
Catalog number: 23931
Epoch time:      96172.64756829
Element set:       1
Inclination:       39.0144 deg
RA of node:         9.7755 deg
Eccentricity:    0.0009705
Arg of perigee:   339.7238 deg
Mean anomaly:     224.4618 deg
Mean motion:   15.98371785 rev/day
Decay rate:    1.11068e-04 rev/day^2
Epoch rev:               1
Checksum:              323

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

Ken Ernandes
n2wwd@amsat.org





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