SL-12 R/B(2), 27473

Orbit data source: Space-Track

SL-12 R/B(2), 27473 is space debris in LEO originally from a launch on Thu, 25 Jul 2002 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.

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https://www.satcat.com/sats-embedded/27473?theme=dark&initialShowStats=false

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Identifier

27473, 2002-037D

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

RKKE

Mission

Spacecraft

Bus & Motor

BLOK DM-5, Unknown motor

Mass

~3,300 kg wet, ~3,300 kg dry

Launch date (UTC)

2002-07-25 (24 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 3.1 m

Radar Cross Section

23.684 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 SL-12 R/B(2)
1 27473U 02037D   26171.46293772 -.00000036  00000-0  16313-3 0  9999
2 27473  63.4164 228.5065 0631607 348.2888  21.0404 12.01428990 48897

Epoch: 2026-06-20T11:06Z

TLE epoch observation values (Epoch: 2026-06-20T11:06:37.819Z)

Latitude

10.80852°

Longitude

158.62564°

Altitude

1,205.183 km

Speed

7.461 km/s

True Right ascension

15h 35m 50s

True Declination

10° 44' 57"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

01:45:38

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,181.915 km

Perigee altitude

1,164.836 km

Semi-major axis

8,051.513 km

Eccentricity

0.06316

Inclination

63.4164°

RAAN

228.5065°

Arg. of periapsis

348.2888°

True anomaly

23.84377°

Mean anomaly

21.0404°

Eccentric anomaly

22.42064°

Mean motion

3.00419 °/min

Orbital period

119.83 mins

BSTAR

0.00016313

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Other satellites on launch #37 in the year 2002 (2002-07-25 UTC)

SL-12 DEB, 28735 (Decayed)

SL-12 DEB, 28751 (Decayed)

SL-12 DEB, 28705 (Decayed)

SL-12 DEB, 28753 (Decayed)

SL-12 DEB, 28757 (Decayed)

COSMOS 2392, 27470

SL-12 DEB, 28769 (Decayed)

SL-12 R/B(1), 27471 (Decayed)

SL-12 DEB, 28763 (Decayed)

SL-12 DEB, 27476

SL-12 DEB, 28729 (Decayed)

SL-12 DEB, 28746 (Decayed)

SL-12 DEB, 28861 (Decayed)

SL-12 DEB, 28736 (Decayed)

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SL-12 R/B(2) Visibility forecast

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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.
21 mins	2026-06-22 15:35:56.008Z	312.231° NW	2026-06-22 15:45:56.008Z	250.715° W	32.24°	2026-06-22 15:56:56.008Z	188.849° SSW
14 mins	2026-06-23 05:05:56.008Z	202.937° SW	2026-06-23 05:11:56.008Z	98.765° ESE	44.208°	2026-06-23 05:19:56.008Z	36.649° NE
14 mins	2026-06-23 07:10:56.008Z	272.499° WNW	2026-06-23 07:16:56.008Z	327.564° NNW	27.284°	2026-06-23 07:24:56.008Z	25.367° NE
11 mins	2026-06-23 09:20:56.008Z	329.056° NNW	2026-06-23 09:24:56.008Z	356.882° N	17.272°	2026-06-23 09:31:56.008Z	38.56° NE
17 mins	2026-06-23 11:26:56.008Z	340.127° N	2026-06-23 11:33:56.008Z	28.724° NE	25.998°	2026-06-23 11:43:56.008Z	86.472° E
22 mins	2026-06-23 13:30:56.008Z	329.214° NNW	2026-06-23 13:40:56.008Z	68.601° E	44.028°	2026-06-23 13:52:56.008Z	139.798° SSE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out SL-12 R/B(2), 27473 on other resources

View SL-12 R/B(2), 27473 on Heavens-Above

View SL-12 R/B(2), 27473 on Keep Track

View SL-12 R/B(2), 27473 on Celestrak

View SL-12 R/B(2), 27473 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

SL-12 R/B(2), 27473

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T11:06:37.819Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #37 in the year 2002 (2002-07-25 UTC)

SL-12 R/B(2) Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-12 R/B(2), 27473 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago