DELTA 1 DEB, 18870

Orbit data source: Space-Track

DELTA 1 DEB, 18870 is space debris in LEO originally from a launch on Tue, 06 Nov 1973 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/18870?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

18870, 1973-086HA

Orbit

LEO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1973-11-06 (52 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 18870U 73086HA  25352.36118536  .00000748  00000-0  87118-2 0  9994
2 18870 101.7729 293.1871 0344593  95.0341 269.0119 11.95107058561450

Epoch: 2025-12-18T08:40Z

TLE epoch observation values (Epoch: 2025-12-18T08:40:06.415Z)

Latitude

-0.00002°

Longitude

75.94258°

Altitude

1,719.723 km

Speed

7.011 km/s

True Right ascension

19h 32m 44s

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

16:33:16

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,978.841 km

Perigee altitude

1,422.076 km

Semi-major axis

8,078.595 km

Eccentricity

0.03446

Inclination

101.7729°

RAAN

293.1871°

Arg. of periapsis

95.0341°

True anomaly

265.06979°

Mean anomaly

269.0119°

Eccentric anomaly

267.04016°

Mean motion

2.98909 °/min

Orbital period

120.44 mins

BSTAR

0.0087118

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Other satellites on launch #86 in the year 1973 (1973-11-06 UTC)

DELTA 1 DEB *, 9703

DELTA 1 DEB, 7208 (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.
15 mins	2025-12-21 19:08:35.552Z	135.593° SSE	2025-12-21 19:16:35.552Z	64.575° ENE	37.822°	2025-12-21 19:23:35.552Z	354.439° N
13 mins	2025-12-21 21:08:35.552Z	204.147° SW	2025-12-21 21:14:35.552Z	256.016° W	29.703°	2025-12-21 21:21:35.552Z	321.485° NNW
12 mins	2025-12-22 07:45:35.552Z	49.249° ENE	2025-12-22 07:50:35.552Z	92.249° ESE	23.789°	2025-12-22 07:57:35.552Z	147.498° SSE
15 mins	2025-12-22 09:42:35.552Z	10.099° NNE	2025-12-22 09:49:35.552Z	293.483° NW	42.329°	2025-12-22 09:57:35.552Z	214.431° SW
5 mins	2025-12-22 11:44:35.552Z	326.579° NNW	2025-12-22 11:46:35.552Z	310.999° NW	13.465°	2025-12-22 11:49:35.552Z	289.086° WNW

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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, 18870 on other resources

View DELTA 1 DEB, 18870 on Heavens-Above

View DELTA 1 DEB, 18870 on Keep Track

View DELTA 1 DEB, 18870 on Celestrak

View DELTA 1 DEB, 18870 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, 18870

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: 2025-12-18T08:40:06.415Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #86 in the year 1973 (1973-11-06 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 18870 on other resources

Documentation

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