SL-14 R/B, 21785

Orbit data source: Space-Track

SL-14 R/B, 21785 is space debris in LEO originally from a launch on Tue, 12 Nov 1991 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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Iframe URL

https://www.satcat.com/sats-embedded/21785?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21785, 1991-077G

Orbit

LEO

Last TLE update

17 hours ago

Origin

Russian Space Forces (CIS)

Manufacturer

Yuzhnoe

Mission

Spacecraft

Bus & Motor

S5M, Unknown motor

Mass

1,600 kg wet, 1,600 kg dry

Launch date (UTC)

1991-11-12 (34 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 2.7 m

Radar Cross Section

7.351 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 17 hours ago

0 SL-14 R/B
1 21785U 91077G   25192.84683487  .00000026  00000-0  96075-4 0  9993
2 21785  82.5948 219.8834 0039505  71.0560 101.4375 12.55087817542069

Epoch: 2025-07-11T20:19Z

TLE epoch observation values (Epoch: 2025-07-11T20:19:26.532Z)

Latitude

6.93573°

Longitude

164.12851°

Altitude

1,451.622 km

Speed

7.134 km/s

True Right ascension

02h 35m 55s

True Declination

6° 53' 54"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-1.02966°

Longitude

164.71142°

Altitude

1,457.354 km

Speed

7.129 km/s

Apparent Right ascension

03h 42m 32s

Apparent Declination

-53° 19' 39"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

01:57:26

Azimuth

164.584° S

Elevation

-5.964°

Doppler factor

Orbital elements

Apogee altitude

1,471.504 km

Perigee altitude

1,409.728 km

Semi-major axis

7,818.753 km

Eccentricity

0.00395

Inclination

82.5948°

RAAN

219.8834°

Arg. of periapsis

71.056°

True anomaly

Unknown

Mean anomaly

101.4375°

Eccentric anomaly

Unknown

Mean motion

3.13933 °/min

Orbital period

114.67 mins

BSTAR

0.000096075

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Other satellites on launch #77 in the year 1991 (1991-11-12 UTC)

SL-14 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.
12 mins	2025-07-12 15:11:06.258Z	324.896° NNW	2025-07-12 15:17:06.258Z	273.053° WNW	23.907°	2025-07-12 15:23:06.258Z	226.387° WSW
14 mins	2025-07-13 02:07:06.258Z	170.509° S	2025-07-13 02:14:06.258Z	84.023° E	42.553°	2025-07-13 02:21:06.258Z	14.193° NNE
11 mins	2025-07-13 04:05:06.258Z	247.687° W	2025-07-13 04:10:06.258Z	291.134° WNW	22.885°	2025-07-13 04:16:06.258Z	341.455° N
12 mins	2025-07-13 12:13:06.258Z	22.474° NNE	2025-07-13 12:18:06.258Z	68.237° E	25.234°	2025-07-13 12:25:06.258Z	125.26° SE

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Check out SL-14 R/B, 21785 on other resources

View SL-14 R/B, 21785 on Heavens-Above

View SL-14 R/B, 21785 on Keep Track

View SL-14 R/B, 21785 on Celestrak

View SL-14 R/B, 21785 on Gunter's Space Page

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