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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ISO8601 Format

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 (50 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 5 days ago

TLE from 5 days ago

0 DELTA 1 DEB
1 42637U 75052LW  25311.96959920  .00000102  00000-0  34780-3 0  9990
2 42637  99.8867 209.3620 0139170 183.5018 176.5135 13.18147606576070

Epoch: 2025-11-07T23:16Z

TLE epoch observation values (Epoch: 2025-11-07T23:16:13.370Z)

Latitude

-0.00008°

Longitude

172.90037°

Altitude

1,299.719 km

Speed

7.156 km/s

True Right ascension

13h 57m 26s

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

11:50:17

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,294.471 km

Perigee altitude

1,083.843 km

Semi-major axis

7,567.294 km

Eccentricity

0.01392

Inclination

99.8867°

RAAN

209.362°

Arg. of periapsis

183.5018°

True anomaly

176.60883°

Mean anomaly

176.5135°

Eccentric anomaly

176.56133°

Mean motion

3.2971 °/min

Orbital period

109.19 mins

BSTAR

0.0003478

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

DELTA 1 DEB, 21440 (Decayed)

DELTA 1 DEB, 42660 (Decayed)

DELTA 1 DEB, 21600 (Decayed)

DELTA 1 DEB, 21381 (Decayed)

DELTA 1 DEB, 21474 (Decayed)

DELTA 1 DEB, 37629 (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	2025-11-12 16:19:43.309Z	134.356° SE	2025-11-12 16:26:43.309Z	58.204° ENE	35.196°	2025-11-12 16:32:43.309Z	358.732° N
11 mins	2025-11-12 18:08:43.309Z	205.236° SW	2025-11-12 18:13:43.309Z	259.015° W	30.642°	2025-11-12 18:19:43.309Z	323.899° NNW
11 mins	2025-11-13 05:35:43.309Z	31.726° NE	2025-11-13 05:40:43.309Z	96.586° ESE	35.94°	2025-11-13 05:46:43.309Z	170.82° S
10 mins	2025-11-13 07:23:43.309Z	348.906° N	2025-11-13 07:27:43.309Z	305.161° NW	26.707°	2025-11-13 07:33:43.309Z	239.704° WSW

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: 5 days ago

TLE from 5 days ago

TLE epoch observation values (Epoch: 2025-11-07T23:16:13.370Z)

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: 5 days ago