Key statistics
Satellite COSMOS 249 DEB at a glance.
Uptime
20751
Days in orbit
Revolutions
≈ 16.2
Per day
Orbit
LEO
Low Earth Orbit
Inclination
62.3
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 249 DEB.
Object identification
Identified? True
Debris? True
Object name: COSMOS 249 DEB
International designator: 1968-091F
Object number (NORAD): 3509
Object ID (CCSDS): 3509
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Decay date: Aug. 13, 2025
Period: 88.832 minutes
Inclination: 62.3007 deg
SMA: 6594.884 km
Apoapsis: 222.989 km
Periapsis: 210.509 km
RAAN: 328.5474 deg
Eccentricy: 0.0009462
Argument of periapsis: 23.0744 deg
Mean anomaly: 337.083 deg
Mean motion: 16.21033658 rev/day
Mean motion (dot): 0.05298004 rev/day2
B* drag term: 0.0024896 1/REarth
Two-line elements (TLE)
Creation date: Aug. 15, 2025, 10:36 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 12, 2025, 3:29 p.m. UTC
TLE line 0: 0 COSMOS 249 DEB
TLE line 1: 1 3509U 68091F 25224.64562223 .05298004 87959-5 24896-2 0 9998
TLE line 2: 2 3509 62.3007 328.5474 0009462 23.0744 337.0830 16.21033658861117
Live tracking on map
Satellite COSMOS 249 DEB has decayed and is no longer in orbit. No tracking available.
In-orbit conjunctions
Satellite COSMOS 249 DEB has decayed and is no longer in orbit. No conjunctions available.
Associated space launch
The I2P satellites were the first soviet coorbital ASAT system.
COSMOS 249 DEB was lifted into orbit during the mission ‘Tsiklon-2A | I2P 1’, on board a Tsiklon-2A space rocket.
The launch took place on Oct. 20, 1968, 4:02 a.m. from 90/20.
For more information about the launch, click the button.
Tsiklon-2A | I2P 1
Agency: N/A
Status: Launch Successful
Launch date: Oct. 20, 1968, 4:02 a.m. UTC
Rocket: Tsiklon-2A
Launch pad: 90/20
Location: Baikonur Cosmodrome, Republic of Kazakhstan
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