DELTA 1 DEB, 20051

Orbit data source: Space-Track

DELTA 1 DEB, 20051 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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https://www.satcat.com/sats-embedded/20051?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

20051, 1976-077FN

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

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 DELTA 1 DEB
1 20051U 76077FN  26145.37287108  .00000008  00000-0  51367-3 0  9992
2 20051 102.5494 100.5943 0154685  70.8749  80.1036 12.14755016615081

Epoch: 2026-05-25T08:56Z

TLE epoch observation values (Epoch: 2026-05-25T08:56:56.061Z)

Latitude

26.60196°

Longitude

-90.2314°

Altitude

1,598.952 km

Speed

7.081 km/s

True Right ascension

19h 07m 51s

True Declination

26° 28' 44"

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

06:25:59

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,736.721 km

Perigee altitude

1,489.496 km

Semi-major axis

7,991.245 km

Eccentricity

0.01547

Inclination

102.5494°

RAAN

100.5943°

Arg. of periapsis

70.8749°

True anomaly

81.85533°

Mean anomaly

80.1036°

Eccentric anomaly

80.97892°

Mean motion

3.03824 °/min

Orbital period

118.49 mins

BSTAR

0.00051367

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

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.
13 mins	2026-05-25 22:03:36.294Z	208.273° SW	2026-05-25 22:09:36.294Z	258.62° W	26.701°	2026-05-25 22:16:36.294Z	318.999° NNW
12 mins	2026-05-26 08:31:36.294Z	51.73° ENE	2026-05-26 08:36:36.294Z	92.988° ESE	22.944°	2026-05-26 08:43:36.294Z	146.282° SSE
15 mins	2026-05-26 10:26:36.294Z	12.83° NNE	2026-05-26 10:33:36.294Z	293.734° NW	43.581°	2026-05-26 10:41:36.294Z	211.81° SW
8 mins	2026-05-26 12:24:36.294Z	341.512° N	2026-05-26 12:28:36.294Z	310.912° NW	16.384°	2026-05-26 12:32:36.294Z	281.672° WNW
15 mins	2026-05-26 19:49:36.294Z	130.404° SE	2026-05-26 19:56:36.294Z	67.434° ENE	36.563°	2026-05-26 20:04:36.294Z	352.478° N

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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, 20051 on other resources

View DELTA 1 DEB, 20051 on Heavens-Above

View DELTA 1 DEB, 20051 on Keep Track

View DELTA 1 DEB, 20051 on Celestrak

View DELTA 1 DEB, 20051 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, 20051

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-05-25T08:56:56.061Z)

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, 20051 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago