Key statistics
Satellite SL-3 R/B at a glance.
Uptime
18465
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: 1974-099B
Object number (NORAD): 7575
Object ID (CCSDS): 7575
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 102.019 minutes
Inclination: 81.2472 deg
SMA: 7232.377 km
Apoapsis: 890.056 km
Periapsis: 818.428 km
RAAN: 326.4466 deg
Eccentricy: 0.0049519
Argument of periapsis: 211.1284 deg
Mean anomaly: 148.6953 deg
Mean motion: 14.1150095 rev/day
Mean motion (dot): 0.00000165 rev/day2
B* drag term: 0.000083065 1/REarth
Two-line elements (TLE)
Creation date: July 5, 2025, 10:26 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 8:34 p.m. UTC
TLE line 0: 0 SL-3 R/B
TLE line 1: 1 7575U 74099B 25186.85743847 .00000165 00000-0 83065-4 0 9999
TLE line 2: 2 7575 81.2472 326.4466 0049519 211.1284 148.6953 14.11500950601434
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 20 (32L)’, on board a Vostok 8A92M space rocket.
The launch took place on Dec. 17, 1974, 11:45 a.m. from 43/4 (43R).
For more information about the launch, click the button.
Vostok 8A92M | Meteor-1 20 (32L)
Agency: N/A
Status: Launch Successful
Launch date: Dec. 17, 1974, 11:45 a.m. UTC
Rocket: Vostok 8A92M
Launch pad: 43/4 (43R)
Location: Plesetsk Cosmodrome, Russian Federation
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