Key statistics
Satellite COSMOS 397 DEB at a glance.
Uptime
19970
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
LEO
Low Earth Orbit
Inclination
65.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 397 DEB.
Object identification
Identified? True
Debris? True
Object name: COSMOS 397 DEB
International designator: 1971-015S
Object number (NORAD): 5091
Object ID (CCSDS): 5091
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 102.302 minutes
Inclination: 65.7062 deg
SMA: 7245.735 km
Apoapsis: 1205.706 km
Periapsis: 529.493 km
RAAN: 66.2718 deg
Eccentricy: 0.04666285
Argument of periapsis: 131.6068 deg
Mean anomaly: 232.599 deg
Mean motion: 14.07599549 rev/day
Mean motion (dot): 0.00011032 rev/day2
B* drag term: 0.0023918269 1/REarth
Two-line elements (TLE)
Creation date: Oct. 28, 2025, 7:11 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 28, 2025, 12:06 p.m. UTC
TLE line 0: 0 COSMOS 397 DEB
TLE line 1: 1 05091U 71015S 25301.50423936 .00011032 00000-0 23918-2 0 9994
TLE line 2: 2 05091 65.7062 66.2718 0466628 131.6068 232.5990 14.07599549670961
Live tracking on map
Real-time ground track for satellite COSMOS 397 DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 397 DEB.
Associated space launch
The I2P satellites were the first soviet coorbital ASAT system.
COSMOS 397 DEB was lifted into orbit during the mission ‘Tsiklon-2 | I2P 6’, on board a Tsiklon-2 space rocket.
The launch took place on Feb. 25, 1971, 11:11 a.m. from 90/20.
For more information about the launch, click the button.
Tsiklon-2 | I2P 6
Agency: N/A
Status: Launch Successful
Launch date: Feb. 25, 1971, 11:11 a.m. UTC
Rocket: Tsiklon-2
Launch pad: 90/20
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
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