DELTA 1 DEB, 42637

Orbit data source: Space-Track

DELTA 1 DEB, 42637 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/42637?theme=dark&initialShowStats=false

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Identifier

42637, 1975-052LW

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)

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Last TLE update: 1 week ago

TLE from 1 week ago

0 DELTA 1 DEB
1 42637U 75052LW  26003.44012697  .00000190  00000-0  55887-3 0  9991
2 42637  99.8872 262.3777 0140307  51.9647 309.4037 13.18165302583516

Epoch: 2026-01-03T10:33Z

TLE epoch observation values (Epoch: 2026-01-03T10:33:46.970Z)

Latitude

-0.00001°

Longitude

0.86603°

Altitude

1,127.941 km

Speed

7.321 km/s

True Right ascension

17h 29m 30s

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

21:27:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,295.262 km

Perigee altitude

1,082.915 km

Semi-major axis

7,567.226 km

Eccentricity

0.01403

Inclination

99.8872°

RAAN

262.3777°

Arg. of periapsis

51.9647°

True anomaly

308.14749°

Mean anomaly

309.4037°

Eccentric anomaly

308.77699°

Mean motion

3.29715 °/min

Orbital period

109.19 mins

BSTAR

0.00055887

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

DELTA 1 DEB, 21518 (Decayed)

DELTA 1 DEB, 21598

DELTA 1 DEB, 21503 (Decayed)

DELTA 1 DEB, 21521 (Decayed)

DELTA 1 DEB, 21431 (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.
10 mins	2026-01-12 04:40:19.215Z	46.726° ENE	2026-01-12 04:45:19.215Z	95.389° ESE	21.991°	2026-01-12 04:50:19.215Z	141.508° SSE
13 mins	2026-01-12 06:27:19.215Z	6.662° NNE	2026-01-12 06:33:19.215Z	282.746° WNW	41.94°	2026-01-12 06:40:19.215Z	210.82° SW
5 mins	2026-01-12 15:11:19.215Z	73.306° E	2026-01-12 15:13:19.215Z	53.198° ENE	14.62°	2026-01-12 15:16:19.215Z	25.087° NE
12 mins	2026-01-12 16:54:19.215Z	161.282° S	2026-01-12 16:59:19.215Z	146.808° SSE	44.371°	2026-01-12 17:06:19.215Z	345.948° N
5 mins	2026-01-12 18:46:19.215Z	251.916° W	2026-01-12 18:48:19.215Z	271.284° WNW	13.346°	2026-01-12 18:51:19.215Z	299.018° NW

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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, 42637 on other resources

View DELTA 1 DEB, 42637 on Heavens-Above

View DELTA 1 DEB, 42637 on Keep Track

View DELTA 1 DEB, 42637 on Celestrak

View DELTA 1 DEB, 42637 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, 42637

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-01-03T10:33:46.970Z)

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, 42637 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 week ago