DELTA 1 DEB, 10643

Orbit data source: Space-Track

DELTA 1 DEB, 10643 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/10643?theme=dark&initialShowStats=false

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Identifier

10643, 1976-077D

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, 0.075 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 11 hours ago

TLE from 11 hours ago

0 DELTA 1 DEB
1 10643U 76077D   26303.40381433  .00000103  00000-0  15031-2 0  9997
2 10643 102.1440 256.3909 0169534 131.7087 352.9943 12.10397788220743

Epoch: 2026-10-30T09:41Z

TLE epoch observation values (Epoch: 2026-10-30T09:41:29.558Z)

Latitude

53.80758°

Longitude

-90.68984°

Altitude

1,508.416 km

Speed

7.175 km/s

True Right ascension

06h 13m 37s

True Declination

53° 39' 33"

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

15:48:00

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,768.065 km

Perigee altitude

1,496.458 km

Semi-major axis

8,010.399 km

Eccentricity

0.01695

Inclination

102.144°

RAAN

256.3909°

Arg. of periapsis

131.7087°

True anomaly

352.75226°

Mean anomaly

352.9943°

Eccentric anomaly

352.8738°

Mean motion

3.02735 °/min

Orbital period

118.92 mins

BSTAR

0.0015031

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

DELTA 1 DEB *, 18466 (Decayed)

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.
18 mins	2026-10-30 20:58:51.258Z	168.626° S	2026-10-30 21:07:51.258Z	237.012° WSW	72.908°	2026-10-30 21:16:51.258Z	338.427° N
6 mins	2026-10-30 23:03:51.258Z	255.626° W	2026-10-30 23:05:51.258Z	269.318° W	13.363°	2026-10-30 23:09:51.258Z	296.316° NW
15 mins	2026-10-31 09:27:51.258Z	28.473° NE	2026-10-31 09:34:51.258Z	99.955° ESE	56.45°	2026-10-31 09:42:51.258Z	179.793° S
12 mins	2026-10-31 11:25:51.258Z	353.718° N	2026-10-31 11:30:51.258Z	307.611° NW	33.54°	2026-10-31 11:37:51.258Z	245.328° WSW
11 mins	2026-10-31 18:55:51.258Z	93.14° ESE	2026-10-31 19:00:51.258Z	53.508° ENE	24.709°	2026-10-31 19:06:51.258Z	7.029° 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, 10643 on other resources

View DELTA 1 DEB, 10643 on Heavens-Above

View DELTA 1 DEB, 10643 on Keep Track

View DELTA 1 DEB, 10643 on Celestrak

View DELTA 1 DEB, 10643 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, 10643

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2026-10-30T09:41:29.558Z)

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, 10643 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 11 hours ago