Key statistics
Satellite COSMOS 397 DEB at a glance.
Uptime
20021
Days in orbit
Revolutions
≈ 13.0
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: 1971-015BE
Object number (NORAD): 5277
Object ID (CCSDS): 5277
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 110.688 minutes
Inclination: 65.7344 deg
SMA: 7636.503 km
Apoapsis: 1951.706 km
Periapsis: 565.031 km
RAAN: 304.407 deg
Eccentricy: 0.09079257
Argument of periapsis: 16.2618 deg
Mean anomaly: 346.5599 deg
Mean motion: 13.0095101 rev/day
Mean motion (dot): 0.00000741 rev/day2
B* drag term: 0.00035222433 1/REarth
Two-line elements (TLE)
Creation date: Dec. 18, 2025, 2:19 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 17, 2025, 8:19 p.m. UTC
TLE line 0: 0 COSMOS 397 DEB
TLE line 1: 1 05277U 71015BE 25351.84719035 .00000741 00000-0 35222-3 0 9997
TLE line 2: 2 05277 65.7344 304.4070 0907926 16.2618 346.5599 13.00951010238348
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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