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TANSEI 1 (MS-T1)

retiredleo
Live LEO trackerBrowse UNCLASSIFIED

Identification

NORAD / COSPAR
4952 / 1971-011A
Constellation
UNCLASSIFIED
Object type
PAYLOAD
Country / owner
Japan
Operator
Various

Launch

Launch date
16 Feb 1971
Launch site
N/A
Launch vehicle
N/A
Decay date
In orbit

Orbital parameters

Period
105.99 min
Inclination
29.67°
Apoapsis
1100 km
Periapsis
981 km
Mean altitude
1041 km
Semi-major axis
7412 km
Eccentricity
0.00797

Live state

Latitude
—
Longitude
—
Altitude
—
Velocity
—
Footprint area
—

TrackingLive tracker

TLE epoch
10/22/2026, 2:42:12 PM
Source
Space-Track
1  4952U 71011A   26295.61264704  .00000081  00000-0  19778-4 0  9999
2  4952  29.6666  50.9283 0079738 298.1405  81.1706 13.58643948765874