SL-12 R/B(2), 20266

Orbit data source: Space-Track

SL-12 R/B(2), 20266 is space debris in GEO originally from a launch on Thu, 28 Sep 1989 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). 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.

Not visible in the next 10 days

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Iframe URL

https://www.satcat.com/sats-embedded/20266?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

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ISO8601 Format

Identifier

20266, 1989-081D

Orbit

GEO

Last TLE update

11 hours ago

Origin

Russian Strategic Rocket Forces (CIS)

Manufacturer

NPO Energiya

Mission

Spacecraft

Bus & Motor

BLOK DM, Unknown motor

Mass

2,440 kg wet, 2,440 kg dry

Launch date (UTC)

1989-09-28 (36 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 6.27 m

Radar Cross Section

23.597 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 11 hours ago

0 SL-12 R/B(2)
1 20266U 89081D   25183.80642748 -.00000308  00000-0  00000-0 0  9992
2 20266  12.2700 335.2554 0027723 119.6372 246.3600  1.00603524115848

Epoch: 2025-07-02T19:21Z

TLE epoch observation values (Epoch: 2025-07-02T19:21:15.334Z)

Latitude

1.20941°

Longitude

129.43347°

Altitude

35,740.515 km

Speed

3.075 km/s

True Right ascension

22h 43m 19s

True Declination

1° 12' 29"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

0.96879°

Longitude

-60.58233°

Altitude

35,627.252 km

Speed

3.083 km/s

Apparent Right ascension

09h 42m 32s

Apparent Declination

-4° 16' 43"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

18:19:38

Azimuth

294.257° NW

Elevation

-32.145°

Doppler factor

Orbital elements

Apogee altitude

35,811.493 km

Perigee altitude

35,578.215 km

Semi-major axis

42,072.991 km

Eccentricity

0.00277

Inclination

12.27°

RAAN

335.2554°

Arg. of periapsis

119.6372°

True anomaly

Unknown

Mean anomaly

246.36°

Eccentric anomaly

Unknown

Mean motion

0.2515 °/min

Orbital period

1,431.41 mins

BSTAR

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20266 neighbors

Authenticating...

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Other satellites on launch #81 in the year 1989 (1989-09-28 UTC)

GORIZONT 19, 20263

SL-12 R/B(1), 20264 (Decayed)

SL-12 PLAT, 20265 (Decayed)

SL-12 R/B(AUX MOTOR), 20270 (Decayed)

SL-12 R/B(AUX MOTOR), 20271 (Decayed)

SL-12 R/B(2) Visibility

Observer location: undefined°, undefined°

SL-12 R/B(2) is likely not visible in the next few days

Authenticating...

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Check out SL-12 R/B(2), 20266 on other resources

View SL-12 R/B(2), 20266 on Heavens-Above

View SL-12 R/B(2), 20266 on Keep Track

View SL-12 R/B(2), 20266 on Celestrak

View SL-12 R/B(2), 20266 on Gunter's Space Page

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