DELTA 1 DEB, 42635

Orbit data source: Space-Track

DELTA 1 DEB, 42635 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/42635?theme=dark&initialShowStats=false

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Identifier

42635, 1975-052LU

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)

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Last TLE update: 13 hours ago

TLE from 13 hours ago

0 DELTA 1 DEB
1 42635U 75052LU  25331.23771725  .00000222  00000-0  37362-3 0  9997
2 42635  99.7734 242.0403 0045567  66.8607  86.1664 13.56752428594626

Epoch: 2025-11-27T05:42Z

TLE epoch observation values (Epoch: 2025-11-27T05:42:18.770Z)

Latitude

26.07274°

Longitude

-85.12555°

Altitude

1,048.468 km

Speed

7.331 km/s

True Right ascension

04h 27m 24s

True Declination

25° 56' 33"

Sunlit

Object was in full shadow 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

15:58:57

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,078.638 km

Perigee altitude

1,010.99 km

Semi-major axis

7,422.951 km

Eccentricity

0.00456

Inclination

99.7734°

RAAN

242.0403°

Arg. of periapsis

66.8607°

True anomaly

86.68758°

Mean anomaly

86.1664°

Eccentric anomaly

86.42697°

Mean motion

3.39374 °/min

Orbital period

106.08 mins

BSTAR

0.00037362

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

DELTA 1 DEB, 21468 (Decayed)

DELTA 1 DEB, 21681 (Decayed)

DELTA 1 DEB, 21675 (Decayed)

DELTA 1 DEB, 21474 (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.
9 mins	2025-11-27 19:13:44.188Z	214.464° SW	2025-11-27 19:17:44.188Z	260.085° W	24.062°	2025-11-27 19:22:44.188Z	317.743° NNW
10 mins	2025-11-28 06:20:44.188Z	37.53° NE	2025-11-28 06:25:44.188Z	104.957° ESE	30.932°	2025-11-28 06:30:44.188Z	161.847° S
9 mins	2025-11-28 08:05:44.188Z	350.633° N	2025-11-28 08:09:44.188Z	298.765° NW	30.484°	2025-11-28 08:14:44.188Z	235.222° WSW
6 mins	2025-11-28 16:32:44.188Z	84.924° E	2025-11-28 16:34:44.188Z	63.213° ENE	16.904°	2025-11-28 16:38:44.188Z	21.41° NNE
10 mins	2025-11-28 18:14:44.188Z	171.248° S	2025-11-28 18:18:44.188Z	220.79° SW	44.036°	2025-11-28 18:24:44.188Z	341.804° N

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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, 42635 on other resources

View DELTA 1 DEB, 42635 on Heavens-Above

View DELTA 1 DEB, 42635 on Keep Track

View DELTA 1 DEB, 42635 on Celestrak

View DELTA 1 DEB, 42635 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, 42635

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2025-11-27T05:42:18.770Z)

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, 42635 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 13 hours ago