Pre-launch TLEs

Keith Stein (kstein@launchspace.com)
Thu, 05 Feb 1998 08:12:35 -0800

Hello all,

Here are some pre-launch parameters for SNOE and GLOBALSTAR launches. Can
someone convert these into two-line elements and send me a copy. The dates
are off by a few days since these missions have been cancelled so many
times due to weather, but the rest of the parameters are good;

                                    SNOE SEPARATION
EPOCH (D/HH:MM:SS.SSS):             036/07:13:24.280
PERIOD (MIN):                         96.270
INCLINATION (DEG):                   97.760
ECCENTRICITY (DEG):                 0.000200
SEMI-MAJOR AXIS (KM):                6958.0513
ARGUMENT OF PERIGEE (DEG):          179.840
RA OF ASCENDING NODE (DEG):         225.410
MEAN ANOMALY (DEG):                 345.280
START ORBIT TIME (HHH:MM:SS.SSS)MET:000:09:40.280
END ORBIT TIME (HHH:MM:SS.SSS)MET:  003:00:00.000
HEIGHT (KM):                          583.8816
INJECTION LATITUDE (DEG):            14.71N
INJECTION LONGITUDE (DEG):          163.85E
INJECTION INERTIAL AZIMUTH (DEG):   188.017
INJECTION TIME (D/HH:MM:SS.SSS):    036/07:13:24.280

GLOBALSTAR MISSION (U-1 and U-2 stands for upper satellites, L-1 and L-2
stand for lower satellites)

                                    U-1 SEPARATION
EPOCH (D/HH:MM:SS.SSS):             036/14:30:20.000
PERIOD (MIN):                        110.433
INCLINATION (DEG):                   51.995
ECCENTRICITY (DEG):                 0.000324
SEMI-MAJOR AXIS (KM):                7624.7606
ARGUMENT OF PERIGEE (DEG):          143.088
RA OF ASCENDING NODE (DEG):         232.797
MEAN ANOMALY (DEG):                 125.008
START ORBIT TIME (HHH:MM:SS.SSS)MET:001:08:20.000
END ORBIT TIME (HHH:MM:SS.SSS)MET:  004:00:00.000
HEIGHT (KM):                         1265.7193
INJECTION LATITUDE (DEG):            52.096S
INJECTION LONGITUDE (DEG):          146.639E
INJECTION INERTIAL AZIMUTH (DEG):   92.392
INJECTION TIME (D/HH:MM:SS.SSS):    036/14:30:20.000

                                    U-2 SEPARATION   L-1 SEPARATION
EPOCH (D/HH:MM:SS.SSS):             036/14:30:20.000 036/14:34:30.000
PERIOD (MIN):                        110.433          110.442
INCLINATION (DEG):                   51.995           51.996
ECCENTRICITY (DEG):                 0.000324         0.000470
SEMI-MAJOR AXIS (KM):                7624.7606        7625.1945
ARGUMENT OF PERIGEE (DEG):          143.088          165.081
RA OF ASCENDING NODE (DEG):         232.797          232.779
MEAN ANOMALY (DEG):                 125.008          116.586
START ORBIT TIME (HHH:MM:SS.SSS)MET:001:08:20.000    001:12:30.000
END ORBIT TIME (HHH:MM:SS.SSS)MET:  004:00:00.000    004:00:00.000   
HEIGHT (KM):                         1265.7193        1265.7649      
INJECTION LATITUDE (DEG):            52.09S           50.641S        
INJECTION LONGITUDE (DEG):          146.63E          167.190E        
INJECTION INERTIAL AZIMUTH (DEG):    92.392           75.457         
INJECTION TIME (D/HH:MM:SS.SSS):    036/14:30:20.000 036/14:34:30.000

                                    L-2 SEPARATION
EPOCH (D/HH:MM:SS.SSS):             036/14:34:30.000
PERIOD (MIN):                        110.442
INCLINATION (DEG):                   51.996
ECCENTRICITY (DEG):                 0.000470
SEMI-MAJOR AXIS (KM):                7625.1945
ARGUMENT OF PERIGEE (DEG):          165.081
RA OF ASCENDING NODE (DEG):         232.779
MEAN ANOMALY (DEG):                 116.586
START ORBIT TIME (HHH:MM:SS.SSS)MET:001:12:30.000
END ORBIT TIME (HHH:MM:SS.SSS)MET:  004:00:00.000
HEIGHT (KM):                         1265.7649
INJECTION LATITUDE (DEG):            50.64S
INJECTION LONGITUDE (DEG):          167.19E
INJECTION INERTIAL AZIMUTH (DEG):    75.457
INJECTION TIME (D/HH:MM:SS.SSS):    036/14:34:30.000

Thanks for any help you can provide.


Keith Stein
Associate Technical Editor

Launchspace Publications, Inc.
http://www.launchspace.com
(703) 749-2324, ext 114
(703) 749-3177 (fax)