DELTA 1 DEB, 18645

Orbit data source: Space-Track

DELTA 1 DEB, 18645 is space debris in SSO 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/18645?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

18645, 1973-086GX

Orbit

SSO

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 (53 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 1.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 DELTA 1 DEB
1 18645U 73086GX  26260.34471084 -.00000024  00000-0  17230-3 0  9998
2 18645 102.3199  32.6111 0119674 271.0666 113.1747 12.37427460875360

Epoch: 2026-09-17T08:16Z

TLE epoch observation values (Epoch: 2026-09-17T08:16:23.016Z)

Latitude

24.89487°

Longitude

-93.55689°

Altitude

1,558.343 km

Speed

7.073 km/s

True Right ascension

01h 47m 17s

True Declination

24° 46' 37"

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

21:18:23

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,609.586 km

Perigee altitude

1,420.662 km

Semi-major axis

7,893.261 km

Eccentricity

0.01197

Inclination

102.3199°

RAAN

32.6111°

Arg. of periapsis

271.0666°

True anomaly

114.42793°

Mean anomaly

113.1747°

Eccentric anomaly

113.80206°

Mean motion

3.09498 °/min

Orbital period

116.32 mins

BSTAR

0.0001723

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

DELTA 1 DEB, 18511 (Decayed)

DELTA 1 DEB, 7488 (Decayed)

DELTA 1 DEB, 7080

DELTA 1 DEB, 7089 (Decayed)

DELTA 1 DEB, 7087 (Decayed)

DELTA 1 DEB, 7199 (Decayed)

DELTA 1 DEB, 7489

DELTA 1 DEB, 7064

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.
13 mins	2026-09-19 06:52:28.419Z	99.919° ESE	2026-09-19 06:58:28.419Z	54.438° ENE	25.567°	2026-09-19 07:05:28.419Z	2.518° NNE
16 mins	2026-09-19 08:44:28.419Z	164.124° S	2026-09-19 08:51:28.419Z	219.272° SW	81.539°	2026-09-19 09:00:28.419Z	340.469° N
8 mins	2026-09-19 10:43:28.419Z	243.534° WSW	2026-09-19 10:47:28.419Z	273.41° WNW	16.335°	2026-09-19 10:51:28.419Z	301.686° NW
15 mins	2026-09-19 20:56:28.419Z	35.114° NE	2026-09-19 21:03:28.419Z	94.183° ESE	39.935°	2026-09-19 21:11:28.419Z	165.117° S
15 mins	2026-09-19 22:50:28.419Z	6.297° NNE	2026-09-19 22:57:28.419Z	307.513° NW	49.524°	2026-09-19 23:05:28.419Z	228.586° WSW
4 mins	2026-09-20 00:48:28.419Z	328.987° NNW	2026-09-20 00:49:28.419Z	322.161° NNW	12.063°	2026-09-20 00:52:28.419Z	301.883° 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, 18645 on other resources

View DELTA 1 DEB, 18645 on Heavens-Above

View DELTA 1 DEB, 18645 on Keep Track

View DELTA 1 DEB, 18645 on Celestrak

View DELTA 1 DEB, 18645 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, 18645

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-09-17T08:16:23.016Z)

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, 18645 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago