DELTA 1 DEB, 10211

Orbit data source: Space-Track

DELTA 1 DEB, 10211 is space debris in LEO originally from a launch on Thu, 14 Jul 1977 UTC launched from the Air Force Eastern Test Range (AFETR). 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 src="https://www.satcat.com/sats-embedded/10211?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/10211?theme=dark&initialShowStats=false

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Identifier

10211, 1977-065AQ

Orbit

LEO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1977-07-14 (48 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

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Last TLE update: 15 hours ago

TLE from 15 hours ago

0 DELTA 1 DEB
1 10211U 77065AQ  25357.17332104 -.00000818  00000-0 -17860-2 0  9996
2 10211  29.4860 315.0021 0661646 242.3193 110.8699 12.71381991 88519

Epoch: 2025-12-23T04:09Z

TLE epoch observation values (Epoch: 2025-12-23T04:09:34.937Z)

Latitude

-0.00004°

Longitude

160.6456°

Altitude

1,586.121 km

Speed

6.981 km/s

True Right ascension

21h 00m 00s

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

18:06:21

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,893.272 km

Perigee altitude

866.649 km

Semi-major axis

7,758.098 km

Eccentricity

0.06616

Inclination

29.486°

RAAN

315.0021°

Arg. of periapsis

242.3193°

True anomaly

117.73499°

Mean anomaly

110.8699°

Eccentric anomaly

114.32432°

Mean motion

3.17622 °/min

Orbital period

113.34 mins

BSTAR

-0.001786

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Other satellites on launch #65 in the year 1977 (1977-07-14 UTC)

DELTA 1 DEB, 10239 (Decayed)

DELTA 1 DEB, 14492 (Decayed)

DELTA 1 DEB, 10233 (Decayed)

DELTA 1 DEB, 10185 (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	2025-12-23 23:08:34.029Z	183.614° SSW	2025-12-23 23:14:34.029Z	148.13° SSE	18.201°	2025-12-23 23:21:34.029Z	109.148° ESE
19 mins	2025-12-24 01:06:34.029Z	221.305° SW	2025-12-24 01:15:34.029Z	160.923° S	31.981°	2025-12-24 01:25:34.029Z	99.667° ESE
19 mins	2025-12-24 03:07:34.029Z	245.016° WSW	2025-12-24 03:16:34.029Z	182.956° SSW	37.073°	2025-12-24 03:26:34.029Z	109.843° ESE
17 mins	2025-12-24 05:09:34.029Z	255.758° W	2025-12-24 05:18:34.029Z	190.79° SSW	32.999°	2025-12-24 05:26:34.029Z	132.83° SE
12 mins	2025-12-24 07:12:34.029Z	249.743° W	2025-12-24 07:18:34.029Z	211.606° SW	19.35°	2025-12-24 07:24:34.029Z	169.756° S

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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, 10211 on other resources

View DELTA 1 DEB, 10211 on Heavens-Above

View DELTA 1 DEB, 10211 on Keep Track

View DELTA 1 DEB, 10211 on Celestrak

View DELTA 1 DEB, 10211 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, 10211

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2025-12-23T04:09:34.937Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #65 in the year 1977 (1977-07-14 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 10211 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 15 hours ago