SL-16 DEB, 28356

Orbit data source: Space-Track

SL-16 DEB, 28356 is space debris in LEO originally from a launch on Thu, 10 Jun 2004 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/28356?theme=dark&initialShowStats=false

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Identifier

28356, 2004-021E

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Yuzhnoe

Mission

Spacecraft

Bus & Motor

SEP MOTOR COVER, Unknown motor

Mass

~1 kg wet, ~1 kg dry

Launch date (UTC)

2004-06-10 (22 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cone, 0.5 m

Radar Cross Section

0.635 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 SL-16 DEB
1 28356U 04021E   26119.23270899  .00000050  00000-0  90219-4 0  9990
2 28356  71.0624 314.6659 0220822 277.3584 196.2510 13.69388212 92954

Epoch: 2026-04-29T05:35Z

TLE epoch observation values (Epoch: 2026-04-29T05:35:06.056Z)

Latitude

60.70164°

Longitude

156.22275°

Altitude

1,168.326 km

Speed

7.197 km/s

True Right ascension

06h 28m 46s

True Declination

60° 33' 46"

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

23:07:57

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,162.65 km

Perigee altitude

836.811 km

Semi-major axis

7,377.868 km

Eccentricity

0.02208

Inclination

71.0624°

RAAN

314.6659°

Arg. of periapsis

277.3584°

True anomaly

195.56118°

Mean anomaly

196.251°

Eccentric anomaly

195.90429°

Mean motion

3.42489 °/min

Orbital period

105.11 mins

BSTAR

0.000090219

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Other satellites on launch #21 in the year 2004 (2004-06-10 UTC)

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SL-16 DEB 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.
11 mins	2026-04-29 15:41:59.493Z	250.663° W	2026-04-29 15:46:59.493Z	305.277° NW	26.932°	2026-04-29 15:52:59.493Z	4.842° NNE
11 mins	2026-04-29 23:07:59.493Z	0.207° NNE	2026-04-29 23:12:59.493Z	62.399° ENE	30.847°	2026-04-29 23:18:59.493Z	122.252° SE
11 mins	2026-04-30 00:54:59.493Z	320.162° NNW	2026-04-30 00:59:59.493Z	264.603° W	34.654°	2026-04-30 01:05:59.493Z	189.541° SSW
7 mins	2026-04-30 12:42:59.493Z	124.964° SE	2026-04-30 12:45:59.493Z	94.608° ESE	17.393°	2026-04-30 12:49:59.493Z	58.162° ENE
12 mins	2026-04-30 14:26:59.493Z	209.167° SW	2026-04-30 14:32:59.493Z	325.912° NNW	43.884°	2026-04-30 14:38:59.493Z	19.679° NNE

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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-16 DEB, 28356 on other resources

View SL-16 DEB, 28356 on Heavens-Above

View SL-16 DEB, 28356 on Keep Track

View SL-16 DEB, 28356 on Celestrak

View SL-16 DEB, 28356 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-16 DEB, 28356

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-04-29T05:35:06.056Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #21 in the year 2004 (2004-06-10 UTC)

SL-16 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-16 DEB, 28356 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago