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)

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Last TLE update: 23 hours ago

TLE from 23 hours ago

0 DELTA 1 DEB
1 10657U 76077T   26022.93162212 -.00000019  00000-0  24359-3 0  9991
2 10657 102.5883   6.3451 0083550 314.2324  68.7743 12.25773714214503

Epoch: 2026-01-22T22:21Z

TLE epoch observation values (Epoch: 2026-01-22T22:21:32.151Z)

Latitude

23.31484°

Longitude

-96.81241°

Altitude

1,546.398 km

Speed

7.106 km/s

True Right ascension

00h 03m 23s

True Declination

23° 12' 09"

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

22:22:28

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,631.487 km

Perigee altitude

1,498.755 km

Semi-major axis

7,943.258 km

Eccentricity

0.00836

Inclination

102.5883°

RAAN

6.3451°

Arg. of periapsis

314.2324°

True anomaly

69.67011°

Mean anomaly

68.7743°

Eccentric anomaly

69.22187°

Mean motion

3.06581 °/min

Orbital period

117.42 mins

BSTAR

0.00024359

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

DELTA 1 DEB, 10705 (Decayed)

DELTA 1 DEB, 18677 (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.
16 mins	2026-01-23 21:50:05.871Z	140.172° SSE	2026-01-23 21:58:05.871Z	69.344° E	40.741°	2026-01-23 22:06:05.871Z	349.737° N
13 mins	2026-01-23 23:48:05.871Z	211.128° SW	2026-01-23 23:54:05.871Z	266.683° W	27.837°	2026-01-24 00:01:05.871Z	321.667° NNW
11 mins	2026-01-24 10:11:05.871Z	53.707° ENE	2026-01-24 10:16:05.871Z	92.869° ESE	21.685°	2026-01-24 10:22:05.871Z	138.562° SSE
17 mins	2026-01-24 12:04:05.871Z	15.477° NNE	2026-01-24 12:12:05.871Z	290.605° WNW	44.478°	2026-01-24 12:21:05.871Z	207.304° SW
10 mins	2026-01-24 14:01:05.871Z	346.846° N	2026-01-24 14:06:05.871Z	309.278° NW	19.189°	2026-01-24 14:11:05.871Z	273.49° WNW

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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: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2026-01-22T22:21:32.151Z)

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: 23 hours ago