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

Iframe embed code

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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

9 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 9 hours ago

0 SL-12 R/B(2)
1 20266U 89081D   25182.80681828 -.00000318  00000-0  00000-0 0  9994
2 20266  12.2711 335.2624 0027744 119.5732 244.3800  1.00604022115833

Epoch: 2025-07-01T19:21Z

TLE epoch observation values (Epoch: 2025-07-01T19:21:49.099Z)

Latitude

0.77642°

Longitude

128.29376°

Altitude

35,744.148 km

Speed

3.074 km/s

True Right ascension

22h 35m 22s

True Declination

0° 46' 32"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

7.03987°

Longitude

-89.79898°

Altitude

35,586.636 km

Speed

3.086 km/s

Apparent Right ascension

07h 42m 22s

Apparent Declination

1° 22' 10"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

16:22:57

Azimuth

299.476° NW

Elevation

-28.623°

Doppler factor

Orbital elements

Apogee altitude

35,811.442 km

Perigee altitude

35,577.988 km

Semi-major axis

42,072.852 km

Eccentricity

0.00277

Inclination

12.2711°

RAAN

335.2624°

Arg. of periapsis

119.5732°

True anomaly

Unknown

Mean anomaly

244.38°

Eccentric anomaly

Unknown

Mean motion

0.2515 °/min

Orbital period

1,431.4 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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