SL-12 R/B(2), 25927

Orbit data source: Space-Track

SL-12 R/B(2), 25927 is space debris in HEO originally from a launch on Sun, 26 Sep 1999 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/25927?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/25927?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

25927, 1999-053D

Orbit

HEO

Last TLE update

10 hours ago

Origin

Khrunichev State Research and Production Space Center (CIS)

Manufacturer

RKKE

Mission

Spacecraft

Bus & Motor

BLOK DM2, Unknown motor

Mass

2,560 kg wet, 2,560 kg dry

Launch date (UTC)

1999-09-26 (26 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Nozzle, 6.3 m

Radar Cross Section

23.684 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago

0 SL-12 R/B(2)
1 25927U 99053D   25186.40199299 -.00000047  00000-0  00000-0 0  9998
2 25927  17.8120 350.9761 5323442 211.0080  98.6021  1.89348825177854

Epoch: 2025-07-05T09:38Z

TLE epoch observation values (Epoch: 2025-07-05T09:38:52.194Z)

Latitude

-0.56843°

Longitude

-79.14315°

Altitude

29,378.208 km

Speed

2.802 km/s

True Right ascension

23h 16m 51s

True Declination

0° 34' 04"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-15.94281°

Longitude

-139.89767°

Altitude

12,595.797 km

Speed

5.251 km/s

Apparent Right ascension

19h 21m 16s

Apparent Declination

-21° 52' 09"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

07:49:02

Azimuth

20.167° NNE

Elevation

-71.012°

Doppler factor

Orbital elements

Apogee altitude

35,916.53 km

Perigee altitude

6,529.763 km

Semi-major axis

27,601.284 km

Eccentricity

0.53234

Inclination

17.812°

RAAN

350.9761°

Arg. of periapsis

211.008°

True anomaly

Unknown

Mean anomaly

98.6021°

Eccentric anomaly

Unknown

Mean motion

0.47331 °/min

Orbital period

760.59 mins

BSTAR

Loading maneuver chart data...

Loading SW <> Apogee altitude chart data...

Loading historical data...

Other satellites on launch #53 in the year 1999 (1999-09-26 UTC)

ABS 6 (LMI 1), 25924

SL-12 R/B(1), 25925 (Decayed)

SL-12 PLAT, 25926 (Decayed)

SL-12 R/B(2) 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.
677 mins	2025-07-06 08:30:16.687Z	204.253° SW	2025-07-06 18:26:16.687Z	197.806° SSW	40.74°	2025-07-06 19:47:16.687Z	121.549° SE

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in ascending order

Check out SL-12 R/B(2), 25927 on other resources

View SL-12 R/B(2), 25927 on Heavens-Above

View SL-12 R/B(2), 25927 on Keep Track

View SL-12 R/B(2), 25927 on Celestrak

View SL-12 R/B(2), 25927 on Gunter's Space Page

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