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 (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 day ago

TLE from 1 day ago

0 DELTA 1 DEB
1 42635U 75052LU  26091.53018944  .00000180  00000-0  31479-3 0  9997
2 42635  99.7734   6.3847 0045396 112.5198  68.6916 13.56813495611619

Epoch: 2026-04-01T12:43Z

TLE epoch observation values (Epoch: 2026-04-01T12:43:28.367Z)

Latitude

-1.79519°

Longitude

165.31707°

Altitude

1,038.22 km

Speed

7.339 km/s

True Right ascension

12h 24m 18s

True Declination

-1° 47' 06"

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

23:43:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,078.287 km

Perigee altitude

1,010.895 km

Semi-major axis

7,422.728 km

Eccentricity

0.00454

Inclination

99.7734°

RAAN

6.3847°

Arg. of periapsis

112.5198°

True anomaly

69.17723°

Mean anomaly

68.6916°

Eccentric anomaly

68.93432°

Mean motion

3.39389 °/min

Orbital period

106.07 mins

BSTAR

0.00031479

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

DELTA 1 DEB, 21687 (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.
11 mins	2026-04-02 18:01:57.029Z	159.089° S	2026-04-02 18:06:57.029Z	126.955° SE	44.205°	2026-04-02 18:12:57.029Z	347.397° N
5 mins	2026-04-02 19:50:57.029Z	251.729° W	2026-04-02 19:52:57.029Z	272.463° WNW	14.283°	2026-04-02 19:55:57.029Z	301.319° NW
11 mins	2026-04-03 06:54:57.029Z	24.159° NE	2026-04-03 06:59:57.029Z	111.817° ESE	41.98°	2026-04-03 07:05:57.029Z	184.148° SSW
7 mins	2026-04-03 08:40:57.029Z	333.906° NNW	2026-04-03 08:43:57.029Z	298.666° NW	20.037°	2026-04-03 08:47:57.029Z	256.301° W
9 mins	2026-04-03 17:04:57.029Z	113.969° SE	2026-04-03 17:08:57.029Z	64.65° ENE	26.689°	2026-04-03 17:13:57.029Z	7.725° 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, 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: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-04-01T12:43:28.367Z)

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: 1 day ago