SL-8 R/B, 3577

Orbit data source: Space-Track

SL-8 R/B, 3577 is space debris in LEO originally from a launch on Sat, 30 Nov 1968 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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Identifier
3577, 1968-106B
Orbit
LEO
Last TLE update
8 hours ago
Origin
Manufacturer
Yuzhnoe
Mission
Spacecraft
Bus & Motor
S3, Unknown motor
Mass
1,434 kg wet, 1,434 kg dry
Launch date (UTC)
1968-11-30 (57 years ago)
Launch vehicle
Unknown
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl, 4.2 m
Radar Cross Section
10.179 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 8 hours ago
0 SL-8 R/B
1 03577U 68106B   25188.94745021  .00000116  00000-0  33849-3 0  9997
2 03577  74.0507 145.5452 0035156 201.1158 216.0037 13.19115918724002
Epoch: 2025-07-07T22:44Z
TLE epoch observation values (Epoch: 2025-07-07T22:44:19.698Z)
Latitude
53.74335°
Longitude
-98.87468°
Altitude
1,218.089 km
Speed
7.24 km/s
True Right ascension
11h 13m 25s
True Declination
53° 35' 21"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-69.69592°
Longitude
108.01395°
Altitude
1,199.093 km
Speed
7.261 km/s
Apparent Right ascension
05h 12m 40s
Apparent Declination
-63° 45' 19"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
19:07:10
Azimuth
154.231° SSE
Elevation
-60.835°
Doppler factor
1
Orbital elements
Apogee altitude
1,212.445 km
Perigee altitude
1,159.261 km
Semi-major axis
7,563.99 km
Eccentricity
0.00352
Inclination
74.0507°
RAAN
145.5452°
Arg. of periapsis
201.1158°
True anomaly
Unknown
Mean anomaly
216.0037°
Eccentric anomaly
Unknown
Mean motion
3.29926 °/min
Orbital period
109.12 mins
BSTAR
0.00033849
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Other satellites on launch #106 in the year 1968 (1968-11-30 UTC)

SL-8 R/B Visibility forecast

Observer location: undefined°, undefined°

Span
Click to sort rows by Start time (UTC) header in descending order
Start Az.
Max El. time (UTC)
Max El. Az.
Max El.
End time (UTC)
End Az.
14 mins2025-07-08 08:07:41.771Z347.332° N2025-07-08 08:14:41.771Z74.429° E41.877°2025-07-08 08:21:41.771Z149.21° SSE
8 mins2025-07-08 10:01:41.771Z301.492° NW2025-07-08 10:04:41.771Z271.683° WNW20.897°2025-07-08 10:09:41.771Z223.066° SW
4 mins2025-07-08 20:27:41.771Z102.254° ESE2025-07-08 20:28:41.771Z93.69° ESE13.327°2025-07-08 20:31:41.771Z68.372° E
13 mins2025-07-08 22:13:41.771Z193.996° SSW2025-07-08 22:19:41.771Z48.506° ENE44.65°2025-07-08 22:26:41.771Z20.17° NNE
9 mins2025-07-09 00:07:41.771Z271.575° WNW2025-07-09 00:11:41.771Z308.63° NW18.674°2025-07-09 00:16:41.771Z351.661° N
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