DELTA 1 DEB, 42643

Orbit data source: Space-Track

DELTA 1 DEB, 42643 is space debris in SSO originally from a launch on Thu, 12 Jun 1975 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/42643?theme=dark&initialShowStats=false

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Identifier

42643, 1975-052MC

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1975-06-12 (51 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: 3 days ago

TLE from 3 days ago

0 DELTA 1 DEB
1 42643U 75052MC  26170.29773817  .00000063  00000-0  32615-3 0  9997
2 42643  99.6504   4.9427 0294427 311.8993  45.7333 12.88754089 27963

Epoch: 2026-06-19T07:08Z

TLE epoch observation values (Epoch: 2026-06-19T07:08:44.577Z)

Latitude

0.00001°

Longitude

-9.77177°

Altitude

1,154.75 km

Speed

7.348 km/s

True Right ascension

00h 19m 46s

True Declination

0° 00' 00"

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

19:09:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,530.029 km

Perigee altitude

1,077.672 km

Semi-major axis

7,681.987 km

Eccentricity

0.02944

Inclination

99.6504°

RAAN

4.9427°

Arg. of periapsis

311.8993°

True anomaly

48.21219°

Mean anomaly

45.7333°

Eccentric anomaly

46.96638°

Mean motion

3.22354 °/min

Orbital period

111.68 mins

BSTAR

0.00032615

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Other satellites on launch #52 in the year 1975 (1975-06-12 UTC)

DELTA 1 DEB, 21684 (Decayed)

DELTA 1 DEB, 21370

DELTA 1 DEB, 21456 (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	2026-06-22 11:39:44.705Z	121.086° SE	2026-06-22 11:45:44.705Z	65.783° ENE	29.203°	2026-06-22 11:52:44.705Z	2.469° NNE
13 mins	2026-06-22 13:29:44.705Z	189.862° SSW	2026-06-22 13:35:44.705Z	261.939° W	37.92°	2026-06-22 13:42:44.705Z	334.061° NNW
15 mins	2026-06-23 01:12:44.705Z	28.213° NE	2026-06-23 01:19:44.705Z	104.188° ESE	38.665°	2026-06-23 01:27:44.705Z	174.581° S
14 mins	2026-06-23 03:02:44.705Z	355.593° N	2026-06-23 03:08:44.705Z	303.338° NW	31.707°	2026-06-23 03:16:44.705Z	234.512° WSW

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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, 42643 on other resources

View DELTA 1 DEB, 42643 on Heavens-Above

View DELTA 1 DEB, 42643 on Keep Track

View DELTA 1 DEB, 42643 on Celestrak

View DELTA 1 DEB, 42643 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, 42643

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-06-19T07:08:44.577Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #52 in the year 1975 (1975-06-12 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 42643 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago