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SATCOM 3 DEB, 49959

Orbit data source: Space-Track

SATCOM 3 DEB, 49959 is space debris in HEO originally from a launch on Fri, 07 Dec 1979 UTC launched from the Air Force Eastern Test Range (AFETR). 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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<iframe src="https://www.satcat.com/sats-embedded/49959?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/49959?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

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ISO8601 Format

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ISO8601 Format

Identifier

49959, 1979-101AD

Orbit

HEO

Country

US

Related business

Lockheed Martin (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1979-12-07 (47 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 1.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 3 months ago

TLE from 3 months ago

0 SATCOM 3 DEB
1 49959U 79101AD  26091.47745580 -.00000104  00000-0  00000-0 0  9998
2 49959   7.2251 129.0927 4758063  25.3419  16.3023  1.80715817 81688

Epoch: 2026-04-01T11:27Z

TLE epoch observation values (Epoch: 2026-04-01T11:27:32.181Z)

Latitude

6.94395°

Longitude

-159.47627°

Altitude

10,301.171 km

Speed

5.813 km/s

True Right ascension

13h 28m 59s

True Declination

6° 55' 35"

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

17:13:34

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,643.008 km

Perigee altitude

8,547.412 km

Semi-major axis

28,473.347 km

Eccentricity

0.47581

Inclination

7.2251°

RAAN

129.0927°

Arg. of periapsis

25.3419°

True anomaly

48.24662°

Mean anomaly

16.3023°

Eccentric anomaly

29.88625°

Mean motion

0.45174 °/min

Orbital period

796.92 mins

BSTAR

0

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Other satellites on launch #101 in the year 1979 (1979-12-07 UTC)

SATCOM 3 DEB, 32988

SATCOM 3 DEB, 32991

SATCOM 3 DEB, 49956

SATCOM 3 DEB, 49958

DELTA 1 R/B(2), 11637 (Decayed)

SATCOM 3 DEB, 29003

SATCOM 3 DEB, 32983

SATCOM 3, 11635

DELTA 1 R/B(1), 11636

SATCOM 3 DEB, 32985

SATCOM 3 DEB, 32986

SATCOM 3 DEB, 32987

SATCOM 3 DEB *, 32990

SATCOM 3 DEB, 29004

SATCOM 3 DEB, 49960

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

SATCOM 3 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.
118 mins	2026-06-19 00:12:58.925Z	236.642° WSW	2026-06-19 00:56:58.925Z	170.419° S	30.759°	2026-06-19 02:10:58.925Z	106.138° ESE

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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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Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

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

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Check out SATCOM 3 DEB, 49959 on other resources

View SATCOM 3 DEB, 49959 on Heavens-Above

View SATCOM 3 DEB, 49959 on Keep Track

View SATCOM 3 DEB, 49959 on Celestrak

View SATCOM 3 DEB, 49959 on Gunter's Space Page

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

Documentation

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