DELTA 1 DEB, 21272

Orbit data source: Space-Track

DELTA 1 DEB, 21272 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/21272?theme=dark&initialShowStats=false

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Identifier

21272, 1975-052H

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, 0.050 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 21272U 75052H   26314.32971521  .00000163  00000-0  60024-3 0  9994
2 21272  99.8905  78.3039 0307378 296.0320  85.3351 12.93355352608520

Epoch: 2026-11-10T07:54Z

TLE epoch observation values (Epoch: 2026-11-10T07:54:47.394Z)

Latitude

24.51777°

Longitude

-94.42534°

Altitude

1,279.071 km

Speed

7.224 km/s

True Right ascension

04h 55m 03s

True Declination

24° 23' 49"

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

02:34:06

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,521.186 km

Perigee altitude

1,050.052 km

Semi-major axis

7,663.756 km

Eccentricity

0.03074

Inclination

99.8905°

RAAN

78.3039°

Arg. of periapsis

296.032°

True anomaly

88.85451°

Mean anomaly

85.3351°

Eccentric anomaly

87.09398°

Mean motion

3.23505 °/min

Orbital period

111.28 mins

BSTAR

0.00060024

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

DELTA 1 DEB, 21440 (Decayed)

DELTA 1 DEB, 37627 (Decayed)

DELTA 1 DEB, 21271

DELTA 1 DEB, 21436 (Decayed)

DELTA 1 DEB, 21274 (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.
10 mins	2026-11-12 06:23:00.798Z	90.689° ESE	2026-11-12 06:28:00.798Z	49.594° ENE	19.059°	2026-11-12 06:33:00.798Z	12.32° NNE
14 mins	2026-11-12 08:10:00.798Z	159.046° S	2026-11-12 08:16:00.798Z	66.258° ENE	83.972°	2026-11-12 08:24:00.798Z	346.54° N
8 mins	2026-11-12 10:03:00.798Z	240.65° WSW	2026-11-12 10:07:00.798Z	276.186° WNW	18.487°	2026-11-12 10:11:00.798Z	308.213° NW
11 mins	2026-11-12 19:52:00.798Z	47.008° ENE	2026-11-12 19:57:00.798Z	88.931° E	25.759°	2026-11-12 20:03:00.798Z	139.787° SSE
15 mins	2026-11-12 21:40:00.798Z	9.695° NNE	2026-11-12 21:47:00.798Z	309.003° NW	70.646°	2026-11-12 21:55:00.798Z	208.474° SW
8 mins	2026-11-12 23:32:00.798Z	335.229° NNW	2026-11-12 23:35:00.798Z	312.646° NW	17.264°	2026-11-12 23:40:00.798Z	275.495° 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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Check out DELTA 1 DEB, 21272 on other resources

View DELTA 1 DEB, 21272 on Heavens-Above

View DELTA 1 DEB, 21272 on Keep Track

View DELTA 1 DEB, 21272 on Celestrak

View DELTA 1 DEB, 21272 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, 21272

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: 2026-11-10T07:54:47.394Z)

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, 21272 on other resources

Documentation

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