DELTA 1 DEB, 18429

Orbit data source: Space-Track

DELTA 1 DEB, 18429 is space debris in SSO originally from a launch on Thu, 29 Jul 1976 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/18429?theme=dark&initialShowStats=false

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Identifier

18429, 1976-077EZ

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1976-07-29 (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: 1 day ago

TLE from 1 day ago

0 DELTA 1 DEB
1 18429U 76077EZ  26067.64315854 -.00000165  00000-0 -12929-2 0  9997
2 18429 102.4915 121.3714 0227060   9.7078 142.1263 12.06394796603550

Epoch: 2026-03-08T15:26Z

TLE epoch observation values (Epoch: 2026-03-08T15:26:08.897Z)

Latitude

25.95787°

Longitude

-90.35106°

Altitude

1,800.608 km

Speed

6.921 km/s

True Right ascension

20h 30m 08s

True Declination

25° 50' 24"

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

05:18:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,832.289 km

Perigee altitude

1,467.715 km

Semi-major axis

8,028.139 km

Eccentricity

0.02271

Inclination

102.4915°

RAAN

121.3714°

Arg. of periapsis

9.7078°

True anomaly

143.68845°

Mean anomaly

142.1263°

Eccentric anomaly

142.91085°

Mean motion

3.01732 °/min

Orbital period

119.31 mins

BSTAR

-0.0012929

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Other satellites on launch #77 in the year 1976 (1976-07-29 UTC)

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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.
16 mins	2026-03-10 02:31:18.432Z	138.739° SSE	2026-03-10 02:39:18.432Z	62.546° ENE	39.823°	2026-03-10 02:47:18.432Z	349.825° N
12 mins	2026-03-10 04:31:18.432Z	212.121° SW	2026-03-10 04:36:18.432Z	258.841° W	27.418°	2026-03-10 04:43:18.432Z	319.872° NNW
14 mins	2026-03-10 15:02:18.432Z	47.608° ENE	2026-03-10 15:08:18.432Z	93.937° ESE	25.812°	2026-03-10 15:16:18.432Z	150.497° SSE
17 mins	2026-03-10 16:58:18.432Z	12.363° NNE	2026-03-10 17:06:18.432Z	278.722° WNW	43.331°	2026-03-10 17:15:18.432Z	212.686° SW
9 mins	2026-03-10 18:57:18.432Z	341.699° N	2026-03-10 19:01:18.432Z	313.031° NW	17.838°	2026-03-10 19:06:18.432Z	279.499° 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, 18429 on other resources

View DELTA 1 DEB, 18429 on Heavens-Above

View DELTA 1 DEB, 18429 on Keep Track

View DELTA 1 DEB, 18429 on Celestrak

View DELTA 1 DEB, 18429 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, 18429

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: 2026-03-08T15:26:08.897Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #77 in the year 1976 (1976-07-29 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 18429 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago