DELTA 1 DEB, 21320

Orbit data source: Space-Track

DELTA 1 DEB, 21320 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/21320?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21320, 1975-052AN

Orbit

SSO

Last TLE update

2 days ago

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1975-06-12 (50 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history

TLE from 2 days ago

0 DELTA 1 DEB
1 21320U 75052AN  25180.51938347  .00000174  00000-0  22356-3 0  9996
2 21320  99.5527  55.8383 0126948 302.6845 133.6334 13.73524531707143

Epoch: 2025-06-29T12:27Z

TLE epoch observation values (Epoch: 2025-06-29T12:27:54.731Z)

Latitude

74.2676°

Longitude

-85.44779°

Altitude

1,064.751 km

Speed

7.294 km/s

True Right ascension

01h 17m 29s

True Declination

74° 10' 53"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

26.791°

Longitude

-52.24179°

Altitude

986.671 km

Speed

7.362 km/s

Apparent Right ascension

02h 59m 30s

Apparent Declination

-3° 52' 41"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

14:18:01

Azimuth

342.737° N

Elevation

-52.762°

Doppler factor

Orbital elements

Apogee altitude

1,077.67 km

Perigee altitude

890.743 km

Semi-major axis

7,362.343 km

Eccentricity

0.01269

Inclination

99.5527°

RAAN

55.8383°

Arg. of periapsis

302.6845°

True anomaly

Unknown

Mean anomaly

133.6334°

Eccentric anomaly

Unknown

Mean motion

3.43573 °/min

Orbital period

104.78 mins

BSTAR

0.00022356

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

DELTA 1 DEB, 21318 (Decayed)

DELTA 1 DEB, 21319

DELTA 1 DEB, 21321 (Decayed)

DELTA 1 DEB Visibility forecast

Observer location: undefined°, undefined°

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.
8 mins	2025-07-01 03:10:51.106Z	51.561° ENE	2025-07-01 03:14:51.106Z	90.879° ESE	17.732°	2025-07-01 03:18:51.106Z	130.771° SE
11 mins	2025-07-01 04:53:51.106Z	8.436° NNE	2025-07-01 04:58:51.106Z	283.987° WNW	43.62°	2025-07-01 05:04:51.106Z	205.583° SW
9 mins	2025-07-01 14:55:51.106Z	129.125° SE	2025-07-01 14:59:51.106Z	65.813° ENE	35.083°	2025-07-01 15:04:51.106Z	1.103° NNE
8 mins	2025-07-01 16:39:51.106Z	218.606° SW	2025-07-01 16:42:51.106Z	257.225° W	25.536°	2025-07-01 16:47:51.106Z	318.439° NNW

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Check out DELTA 1 DEB, 21320 on other resources

View DELTA 1 DEB, 21320 on Heavens-Above

View DELTA 1 DEB, 21320 on Keep Track

View DELTA 1 DEB, 21320 on Celestrak

View DELTA 1 DEB, 21320 on Gunter's Space Page

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