MCO Orbital Data

Keith Stein (kstein@erols.com)
Fri, 04 Dec 1998 23:01:44 -0500

MARS CLIMATE ORBITER (MCO) NOMINAL ORBITS

THERE ARE TWO ORBITAL DATA SETS DEPENDING UPON WHAT TIME LAUNCH TAKES PLACES.

FIRST LAUNCH WINDOW DATA SET;

                                    SECO-1           SECO-2
EPOCH (D/HH:MM:SS.SSS):             344/19:07:55.000 344/19:35:41.000
PERIOD (MIN):                       88.315           95.533
INCLINATION (DEG):                  28.355           28.359
ECCENTRICITY (DEG):                 0.000884         0.052106
SEMI-MAJOR AXIS (KM):               6569.2578        6922.5076
ARGUMENT OF PERIGEE (DEG):          117.266          239.618
RA OF ASCENDING NODE (DEG):         188.695          188.618
MEAN ANOMALY (DEG):                 4.186            356.050
START ORBIT TIME (HHH:MM:SS.SSS)MET:000:11:17.000    000:39:03.000
END ORBIT TIME (HHH:MM:SS.SSS)MET:  000:39:03.000    000:40:33.000
HEIGHT (KM):                        179.0039         184.6766
INJECTION LATITUDE (DEG):           24.01N           23.097S
INJECTION LONGITUDE (DEG):          307.24E          47.141E
INJECTION INERTIAL AZIMUTH (DEG):   105.751          107.103
INJECTION TIME (D/HH:MM:SS.SSS):    344/19:07:55.000 344/19:35:41.000

                                    TES              SECO-3
EPOCH (D/HH:MM:SS.SSS):             344/19:37:11.000 344/20:16:56.000
PERIOD (MIN):                       95.523           95.517
INCLINATION (DEG):                  28.355           24.496
ECCENTRICITY (DEG):                 0.052041         0.050461
SEMI-MAJOR AXIS (KM):               6922.0147        6921.7071
ARGUMENT OF PERIGEE (DEG):          239.318          245.582
RA OF ASCENDING NODE (DEG):         188.607          182.038
MEAN ANOMALY (DEG):                 1.614            151.434
START ORBIT TIME (HHH:MM:SS.SSS)MET:000:40:33.000    001:20:18.000
END ORBIT TIME (HHH:MM:SS.SSS)MET:  001:20:18.000    003:00:00.000
HEIGHT (KM):                        184.4371         846.2444
INJECTION LATITUDE (DEG):           24.70S           15.402N
INJECTION LONGITUDE (DEG):          52.93E           195.424E
INJECTION INERTIAL AZIMUTH (DEG):   104.606          70.644
INJECTION TIME (D/HH:MM:SS.SSS):    344/19:37:11.000 344/20:16:56.000


SECOND LAUNCH WINDOW DATA SET;

                                    SECO-1           SECO-2
EPOCH (D/HH:MM:SS.SSS):             344/20:13:32.000 344/20:37:47.000
PERIOD (MIN):                       88.331           95.508
INCLINATION (DEG):                  29.695           29.692
ECCENTRICITY (DEG):                 0.001004         0.051928
SEMI-MAJOR AXIS (KM):               6570.0457        6921.2844
ARGUMENT OF PERIGEE (DEG):          130.311          238.009
RA OF ASCENDING NODE (DEG):         190.205          190.153
MEAN ANOMALY (DEG):                 4.282            356.062
START ORBIT TIME (HHH:MM:SS.SSS)MET:000:11:18.000    000:35:33.000
END ORBIT TIME (HHH:MM:SS.SSS)MET:  000:35:33.000    000:37:03.000
HEIGHT (KM):                        179.0101         185.2287
INJECTION LATITUDE (DEG):           20.74N           23.644S
INJECTION LONGITUDE (DEG):          306.13E          31.097E
INJECTION INERTIAL AZIMUTH (DEG):   111.850          108.672
INJECTION TIME (D/HH:MM:SS.SSS):    344/20:13:32.000 344/20:37:47.000

                                    TES              SECO-3          
EPOCH (D/HH:MM:SS.SSS):             344/20:39:17.000 344/21:22:31.000
PERIOD (MIN):                       95.497           95.477        
INCLINATION (DEG):                  29.688           26.604         
ECCENTRICITY (DEG):                 0.051855         0.050409        
SEMI-MAJOR AXIS (KM):               6920.7348        6919.7944      
ARGUMENT OF PERIGEE (DEG):          238.113          244.577         
RA OF ASCENDING NODE (DEG):         190.142          182.849         
MEAN ANOMALY (DEG):                 1.631            152.459         
START ORBIT TIME (HHH:MM:SS.SSS)MET:000:37:03.000    001:20:17.000   
END ORBIT TIME (HHH:MM:SS.SSS)MET:  001:20:17.000    003:00:00.000   
HEIGHT (KM):                        185.1027         847.1342      
INJECTION LATITUDE (DEG):           25.51S           16.642N        
INJECTION LONGITUDE (DEG):          37.30E           179.239E
INJECTION INERTIAL AZIMUTH (DEG):   105.936          68.866         
INJECTION TIME (D/HH:MM:SS.SSS):    344/20:39:17.000 344/21:22:31.000

Keith Stein

ISI Consulting
http://www.isi-consulting.com