DELTA 1 DEB, 10657

Orbit data source: Space-Track

DELTA 1 DEB, 10657 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/10657?theme=dark&initialShowStats=false

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Identifier

10657, 1976-077T

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 (49 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.6 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 16 hours ago

TLE from 16 hours ago

0 DELTA 1 DEB
1 10657U 76077T   25338.22657933 -.00000033  00000-0  11765-3 0  9994
2 10657 102.5813 316.3803 0083585  41.4914 331.5551 12.25771578208410

Epoch: 2025-12-04T05:26Z

TLE epoch observation values (Epoch: 2025-12-04T05:26:16.454Z)

Latitude

12.24432°

Longitude

158.76308°

Altitude

1,510.984 km

Speed

7.136 km/s

True Right ascension

20h 54m 28s

True Declination

12° 10' 48"

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

19:29:23

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,631.524 km

Perigee altitude

1,498.736 km

Semi-major axis

7,943.267 km

Eccentricity

0.00836

Inclination

102.5813°

RAAN

316.3803°

Arg. of periapsis

41.4914°

True anomaly

331.09466°

Mean anomaly

331.5551°

Eccentric anomaly

331.3253°

Mean motion

3.0658 °/min

Orbital period

117.42 mins

BSTAR

0.00011765

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

DELTA 1 DEB, 16999 (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.
15 mins	2025-12-04 23:05:03.836Z	183.685° SSW	2025-12-04 23:12:03.836Z	249.148° W	38.388°	2025-12-04 23:20:03.836Z	330.993° NNW
16 mins	2025-12-05 11:23:03.836Z	25.71° NE	2025-12-05 11:30:03.836Z	93.332° ESE	42.525°	2025-12-05 11:39:03.836Z	187.733° SSW
13 mins	2025-12-05 13:19:03.836Z	354.935° N	2025-12-05 13:25:03.836Z	302.683° NW	27.19°	2025-12-05 13:32:03.836Z	248.768° W
11 mins	2025-12-05 20:44:03.836Z	94.634° ESE	2025-12-05 20:49:03.836Z	50.737° ENE	23.345°	2025-12-05 20:55:03.836Z	3.735° 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 DELTA 1 DEB, 10657 on other resources

View DELTA 1 DEB, 10657 on Heavens-Above

View DELTA 1 DEB, 10657 on Keep Track

View DELTA 1 DEB, 10657 on Celestrak

View DELTA 1 DEB, 10657 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, 10657

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 16 hours ago

TLE from 16 hours ago

TLE epoch observation values (Epoch: 2025-12-04T05:26:16.454Z)

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, 10657 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 16 hours ago