BLOCK DM-SL R/B, 25662

Orbit data source: Space-Track

BLOCK DM-SL R/B, 25662 is space debris in HEO originally from a launch on Sun, 28 Mar 1999 UTC launched from the Sea Launch (SEAL). 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/25662?theme=dark&initialShowStats=false

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Identifier

25662, 1999-014B

Orbit

HEO

Country

Unknown / SEAL

Related business

S7 Space (RU)

Manufacturer

RKKE

Mission

Spacecraft

Bus & Motor

BLOK DM2, Unknown motor

Mass

~3,210 kg wet, ~3,210 kg dry

Launch date (UTC)

1999-03-28 (27 years ago)

Launch vehicle

Unknown

Launch site

Sea Launch (SEAL)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 3.1 m

Radar Cross Section

23.684 m², Large (>1 m²)

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Last TLE update: 9 hours ago

TLE from 9 hours ago

0 BLOCK DM-SL R/B
1 25662U 99014B   25346.92980894  .00000006  00000-0  13548-2 0  9992
2 25662   1.5664 345.1500 7185729 306.2317 192.1524  2.24371668218963

Epoch: 2025-12-12T22:18Z

TLE epoch observation values (Epoch: 2025-12-12T22:18:55.492Z)

Latitude

1.21954°

Longitude

57.62651°

Altitude

35,843.639 km

Speed

1.646 km/s

True Right ascension

07h 36m 53s

True Declination

1° 13' 06"

Sunlit

Object was in daylight 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

05:28:42

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,987.938 km

Perigee altitude

559.574 km

Semi-major axis

24,651.893 km

Eccentricity

0.71857

Inclination

1.5664°

RAAN

345.15°

Arg. of periapsis

306.2317°

True anomaly

182.86759°

Mean anomaly

192.1524°

Eccentric anomaly

187.07874°

Mean motion

0.56075 °/min

Orbital period

642 mins

BSTAR

0.0013548

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Other satellites on launch #14 in the year 1999 (1999-03-28 UTC)

SEA LAUNCH DEMO, 25661

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BLOCK DM-SL R/B 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.
393 mins	2025-12-13 07:00:17.980Z	155.704° SSE	2025-12-13 09:03:17.980Z	177.25° S	35.336°	2025-12-13 13:33:17.980Z	147.473° SSE
357 mins	2025-12-14 01:03:17.980Z	153.63° SSE	2025-12-14 07:00:17.980Z	130.165° SE	27.56°	2025-12-14 07:00:17.980Z	130.165° SE

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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 BLOCK DM-SL R/B, 25662 on other resources

View BLOCK DM-SL R/B, 25662 on Heavens-Above

View BLOCK DM-SL R/B, 25662 on Keep Track

View BLOCK DM-SL R/B, 25662 on Celestrak

View BLOCK DM-SL R/B, 25662 on Gunter's Space Page

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

BLOCK DM-SL R/B, 25662

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2025-12-12T22:18:55.492Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #14 in the year 1999 (1999-03-28 UTC)

BLOCK DM-SL R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out BLOCK DM-SL R/B, 25662 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago