Key statistics
Satellite SL-3 R/B at a glance.
Uptime
18675
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: 1974-083B
Object number (NORAD): 7493
Object ID (CCSDS): 7493
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 102.273 minutes
Inclination: 81.1592 deg
SMA: 7244.394 km
Apoapsis: 924.81 km
Periapsis: 807.708 km
RAAN: 6.9979 deg
Eccentricy: 0.00808227
Argument of periapsis: 6.7545 deg
Mean anomaly: 353.4692 deg
Mean motion: 14.07990354 rev/day
Mean motion (dot): 0.00000191 rev/day2
B* drag term: 0.00010200426 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 10:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 7:06 a.m. UTC
TLE line 0: 0 SL-3 R/B
TLE line 1: 1 07493U 74083B 25346.29626007 .00000191 00000-0 10200-3 0 9994
TLE line 2: 2 07493 81.1592 6.9979 0080823 6.7545 353.4692 14.07990354624623
Live tracking on map
Real-time ground track for satellite 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 19 (33L)’, on board a Vostok 8A92M space rocket.
The launch took place on Oct. 28, 1974, 10:17 a.m. from 43/4 (43R).
For more information about the launch, click the button.
Vostok 8A92M | Meteor-1 19 (33L)
Agency: N/A
Status: Launch Successful
Launch date: Oct. 28, 1974, 10:17 a.m. UTC
Rocket: Vostok 8A92M
Launch pad: 43/4 (43R)
Location: Plesetsk Cosmodrome, Russian Federation
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