DELTA 1 DEB, 10660

Orbit data source: Space-Track

DELTA 1 DEB, 10660 is space debris in LEO 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/10660?theme=dark&initialShowStats=false

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Identifier

10660, 1976-077W

Orbit

LEO

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, 0.2 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 DELTA 1 DEB
1 10660U 76077W   26265.51195815 -.00000169  00000-0 -19704-2 0  9997
2 10660 102.2310 137.7646 0393672 234.2094 247.8720 11.67398878135447

Epoch: 2026-09-22T12:17Z

TLE epoch observation values (Epoch: 2026-09-22T12:17:13.184Z)

Latitude

59.74638°

Longitude

153.79491°

Altitude

1,972.534 km

Speed

6.859 km/s

True Right ascension

22h 37m 54s

True Declination

59° 37' 06"

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

17:50:06

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,150.936 km

Perigee altitude

1,504.84 km

Semi-major axis

8,206.025 km

Eccentricity

0.03937

Inclination

102.231°

RAAN

137.7646°

Arg. of periapsis

234.2094°

True anomaly

243.77272°

Mean anomaly

247.872°

Eccentric anomaly

245.81441°

Mean motion

2.91974 °/min

Orbital period

123.3 mins

BSTAR

-0.0019704

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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.
13 mins	2026-09-23 02:43:01.599Z	47.359° ENE	2026-09-23 02:49:01.599Z	85.395° E	21.114°	2026-09-23 02:56:01.599Z	133.613° SE
19 mins	2026-09-23 04:42:01.599Z	16.987° NNE	2026-09-23 04:52:01.599Z	237.147° WSW	84.037°	2026-09-23 05:01:01.599Z	202.912° SW
14 mins	2026-09-23 06:44:01.599Z	355.985° N	2026-09-23 06:51:01.599Z	311.068° NW	24.419°	2026-09-23 06:58:01.599Z	265.377° W
11 mins	2026-09-23 12:32:01.599Z	65.766° ENE	2026-09-23 12:37:01.599Z	37.448° NE	17.205°	2026-09-23 12:43:01.599Z	5.324° NNE
20 mins	2026-09-23 14:25:01.599Z	133.928° SE	2026-09-23 14:35:01.599Z	56.129° ENE	57.14°	2026-09-23 14:45:01.599Z	349.947° N
20 mins	2026-09-23 16:26:01.599Z	195.686° SSW	2026-09-23 16:35:01.599Z	256.656° W	43.687°	2026-09-23 16:46:01.599Z	330.065° NNW

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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, 10660 on other resources

View DELTA 1 DEB, 10660 on Heavens-Above

View DELTA 1 DEB, 10660 on Keep Track

View DELTA 1 DEB, 10660 on Celestrak

View DELTA 1 DEB, 10660 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, 10660

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-09-22T12:17:13.184Z)

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, 10660 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago