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N2WWD  > SAREX    23.06.96 19:59l 66 Lines 1909 Bytes #-10973 (0) @ AMSAT
BID : 37219_KC2FD
Read: GUEST OE7FMI
Subj: STS-78 Rev 19 Orbital Data
Path: DB0AAB<DB0KCP<HB9OS<HB9H<HB9OK<IW2FPO<IK2UUB<I2REO<IW2KTL<IK2FMJ<
      IW4CNQ<IW4CRL<I4FP<IK5CKL<IK5MEP<I5SGG<FLR1GW<WX3K<WB7AWL<WB0TAX<
      K5ARH<KB5OGN<WZ1F<N4GAA<N2BQF<KC2FD
Sent: 960621/1507Z @:KC2FD.#NLI.NY.USA.NA #:37219 [Coram, NY] $:37219_KC2FD
From: N2WWD@KC2FD.#NLI.NY.USA.NA
To  : SAREX@AMSAT


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

Below is the rev 19 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:        96173.79341898148
                        06/21/1996  19:02:31.399 UTC
EFG E:                          -17566591 ft
    F:                           11592129 ft
    G:                           -5729442 ft
    Edot:                       -13733.32 ft/s
    Fdot:                       -13615.97 ft/s
    Gdot:                        14546.20 ft/s
ndot/2 (drag):              0.00013237873 rev/day^2
nddt/6:                       7.30285E-10 rev/day^3
Bstar:                        2.35109E-05 1/Earth Radii
Elset #:                                6
Rev @ Epoch:               19.93148139768

Launch was 20-JUN-96 / 14:49:00.093

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

STS-78      
1 23931U 96036A   96173.79341898  .00013238  73029-9  23511-4 0    69
2 23931  39.0159   2.1076 0007758 282.7501  52.5828 16.00720644   195

Satellite: STS-78      
Catalog number: 23931
Epoch time:      96173.79341898
Element set:       6
Inclination:       39.0159 deg
RA of node:         2.1076 deg
Eccentricity:    0.0007758
Arg of perigee:   282.7501 deg
Mean anomaly:      52.5828 deg
Mean motion:   16.00720644 rev/day
Decay rate:    1.32379e-04 rev/day^2
Epoch rev:              19
Checksum:              312

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

Ken Ernandes
n2wwd@amsat.org








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