Key statistics
Satellite SL-3 R/B at a glance.
Uptime
18804
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
LEO
Low Earth Orbit
Inclination
81.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-3 R/B.
Object identification
Identified? True
Debris? False
Object name: SL-3 R/B
International designator: 1974-025B
Object number (NORAD): 7275
Object ID (CCSDS): 7275
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 102.342 minutes
Inclination: 81.2423 deg
SMA: 7247.623 km
Apoapsis: 909.87 km
Periapsis: 829.105 km
RAAN: 248.7487 deg
Eccentricy: 0.00557181
Argument of periapsis: 311.1692 deg
Mean anomaly: 48.4677 deg
Mean motion: 14.07049533 rev/day
Mean motion (dot): 0.00000314 rev/day2
B* drag term: 0.00017840075 1/REarth
Two-line elements (TLE)
Creation date: Oct. 17, 2025, 2:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 16, 2025, 3:29 p.m. UTC
TLE line 0: 0 SL-3 R/B
TLE line 1: 1 07275U 74025B 25289.64524577 .00000314 00000-0 17840-3 0 9996
TLE line 2: 2 07275 81.2423 248.7487 0055718 311.1692 48.4677 14.07049533640947
Live tracking on map
Real-time ground track for satellite SL-3 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object SL-3 R/B.
Associated space launch
The Meteor-1 series was the first series of Soviet meteorological satellites.
SL-3 R/B was lifted into orbit during the mission ‘Vostok 8A92M | Meteor-1 17 (22L)’, on board a Vostok 8A92M space rocket.
The launch took place on April 24, 1974, 11:50 a.m. from 43/4 (43R).
For more information about the launch, click the button.
Vostok 8A92M | Meteor-1 17 (22L)
Agency: N/A
Status: Launch Successful
Launch date: April 24, 1974, 11:50 a.m. UTC
Rocket: Vostok 8A92M
Launch pad: 43/4 (43R)
Location: Plesetsk Cosmodrome, Russian Federation
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