Key statistics
Satellite TANSEI 1 (MS-T1) at a glance.
Uptime
19754
Days in orbit
Revolutions
≈ 13.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
29.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for TANSEI 1 (MS-T1).
Object identification
Identified? True
Debris? False
Object name: TANSEI 1 (MS-T1)
International designator: 1971-011A
Object number (NORAD): 4952
Object ID (CCSDS): 4952
Country: JAPAN (JPN)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 105.991 minutes
Inclination: 29.6658 deg
SMA: 7418.907 km
Apoapsis: 1099.733 km
Periapsis: 981.811 km
RAAN: 161.5659 deg
Eccentricy: 0.0079474
Argument of periapsis: 204.8251 deg
Mean anomaly: 309.678 deg
Mean motion: 13.58603817 rev/day
Mean motion (dot): 0.00000153 rev/day2
B* drag term: 0.00011447 1/REarth
Two-line elements (TLE)
Creation date: March 16, 2025, 10:16 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: March 16, 2025, 3:46 p.m. UTC
TLE line 0: 0 TANSEI 1 (MS-T1)
TLE line 1: 1 4952U 71011A 25075.65711126 .00000153 00000-0 11447-3 0 9997
TLE line 2: 2 4952 29.6658 161.5659 0079474 204.8251 309.6780 13.58603817686762
Live tracking on map
Real-time ground track for satellite TANSEI 1 (MS-T1).
Associated space launch
Japanese technological test satellite designed by the Institute of Space and Aeronautical Science, University of Tokyo.
TANSEI 1 (MS-T1) was lifted into orbit during the mission ‘Mu-4S | Tansei-1’, on board a Mu-4S space rocket.
The launch took place on Feb. 16, 1971, 4 a.m. from Mu Center.
For more information about the launch, click the button.
Mu-4S | Tansei-1
Agency: N/A
Status: Launch Successful
Launch date: Feb. 16, 1971, 4 a.m. UTC
Rocket: Mu-4S
Launch pad: Mu Center
Location: Uchinoura Space Center, Japan
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