DELTA 1 DEB, 12542

Orbit data source: Space-Track

DELTA 1 DEB, 12542 is space debris in SSO originally from a launch on Thu, 29 Jul 1976 UTC launched from the Air Force Western Test Range (AFWTR). 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 URL

https://www.satcat.com/sats-embedded/12542?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

12542, 1976-077DX

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1976-07-29 (50 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 DELTA 1 DEB
1 12542U 76077DX  26040.52730630  .00000035  00000-0  51026-3 0  9994
2 12542 101.9380  23.9218 0059592 167.7932 317.3334 12.52380048 62104

Epoch: 2026-02-09T12:39Z

TLE epoch observation values (Epoch: 2026-02-09T12:39:19.264Z)

Latitude

53.68042°

Longitude

-108.89897°

Altitude

1,428.943 km

Speed

7.167 km/s

True Right ascension

14h 42m 12s

True Declination

53° 31' 49"

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

21:17:41

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,498.772 km

Perigee altitude

1,405.448 km

Semi-major axis

7,830.247 km

Eccentricity

0.00596

Inclination

101.938°

RAAN

23.9218°

Arg. of periapsis

167.7932°

True anomaly

316.86805°

Mean anomaly

317.3334°

Eccentric anomaly

317.10098°

Mean motion

3.13242 °/min

Orbital period

114.93 mins

BSTAR

0.00051026

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Other satellites on launch #77 in the year 1976 (1976-07-29 UTC)

DELTA 1 DEB, 16999 (Decayed)

DELTA 1 DEB, 16997 (Decayed)

DELTA 1 DEB, 10831

DELTA 1 DEB, 40773

DELTA 1 DEB *, 18466 (Decayed)

DELTA 1 DEB, 40772

DELTA 1 DEB, 40759

DELTA 1 DEB, 10827 (Decayed)

DELTA 1 DEB, 40755

DELTA 1 DEB, 40753

DELTA 1 DEB, 10839 (Decayed)

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DELTA 1 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.
14 mins	2026-02-09 21:42:38.527Z	129.652° SE	2026-02-09 21:48:38.527Z	68.853° E	37.167°	2026-02-09 21:56:38.527Z	352.901° N
13 mins	2026-02-09 23:35:38.527Z	201.247° SSW	2026-02-09 23:41:38.527Z	258.41° W	31.673°	2026-02-09 23:48:38.527Z	323.799° NNW
4 mins	2026-02-10 09:48:38.527Z	75.359° E	2026-02-10 09:50:38.527Z	90.778° ESE	12.309°	2026-02-10 09:52:38.527Z	106.025° ESE
14 mins	2026-02-10 11:37:38.527Z	21.926° NNE	2026-02-10 11:44:38.527Z	118.499° SE	44.091°	2026-02-10 11:51:38.527Z	191.638° SSW
10 mins	2026-02-10 13:31:38.527Z	348.769° N	2026-02-10 13:36:38.527Z	304.348° NW	22.86°	2026-02-10 13:41:38.527Z	260.973° W

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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 DELTA 1 DEB, 12542 on other resources

View DELTA 1 DEB, 12542 on Heavens-Above

View DELTA 1 DEB, 12542 on Keep Track

View DELTA 1 DEB, 12542 on Celestrak

View DELTA 1 DEB, 12542 on Gunter's Space Page

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

DELTA 1 DEB, 12542

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-02-09T12:39:19.264Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #77 in the year 1976 (1976-07-29 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 12542 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago