DELTA 1 DEB, 13529

Orbit data source: Space-Track

DELTA 1 DEB, 13529 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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https://www.satcat.com/sats-embedded/13529?theme=dark&initialShowStats=false

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Identifier

13529, 1976-077EB

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, 0.1 m

Radar Cross Section

Small (<0.1 m²)

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

TLE from 2 days ago

0 DELTA 1 DEB
1 13529U 76077EB  26047.13739702  .00000181  00000-0  33381-2 0  9998
2 13529 101.8647 128.8701 0384853 200.2349 194.3373 11.66120333927775

Epoch: 2026-02-16T03:17Z

TLE epoch observation values (Epoch: 2026-02-16T03:17:51.102Z)

Latitude

32.77488°

Longitude

-74.46737°

Altitude

2,147.118 km

Speed

6.712 km/s

True Right ascension

08h 04m 31s

True Declination

32° 38' 39"

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

05:41:33

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,149.909 km

Perigee altitude

1,517.826 km

Semi-major axis

8,212.004 km

Eccentricity

0.03849

Inclination

101.8647°

RAAN

128.8701°

Arg. of periapsis

200.2349°

True anomaly

193.294°

Mean anomaly

194.3373°

Eccentric anomaly

193.81091°

Mean motion

2.91655 °/min

Orbital period

123.43 mins

BSTAR

0.0033381

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

DELTA 1 DEB, 20088

DELTA 1 DEB, 10827 (Decayed)

DELTA 1 DEB, 10705 (Decayed)

DELTA 1 DEB, 40760

DELTA 1 DEB, 12541 (Decayed)

DELTA 1 DEB, 16999 (Decayed)

DELTA 1 DEB, 40769

DELTA 1 DEB, 40772

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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.
4 mins	2026-02-18 02:49:40.804Z	28.896° NE	2026-02-18 02:49:40.804Z	28.896° NE	18.556°	2026-02-18 02:53:40.804Z	6.869° NNE
21 mins	2026-02-18 04:35:40.804Z	147.638° SSE	2026-02-18 04:45:40.804Z	82.163° E	43.611°	2026-02-18 04:56:40.804Z	346.513° N
18 mins	2026-02-18 06:38:40.804Z	209.685° SW	2026-02-18 06:47:40.804Z	266.358° W	27.861°	2026-02-18 06:56:40.804Z	322.781° NNW
16 mins	2026-02-18 17:33:40.804Z	29.163° NE	2026-02-18 17:41:40.804Z	99.527° ESE	37.64°	2026-02-18 17:49:40.804Z	173.384° S
14 mins	2026-02-18 19:35:40.804Z	359.824° N	2026-02-18 19:42:40.804Z	299.583° NW	32.413°	2026-02-18 19:49:40.804Z	240.49° WSW

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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, 13529 on other resources

View DELTA 1 DEB, 13529 on Heavens-Above

View DELTA 1 DEB, 13529 on Keep Track

View DELTA 1 DEB, 13529 on Celestrak

View DELTA 1 DEB, 13529 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, 13529

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: 2026-02-16T03:17:51.102Z)

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, 13529 on other resources

Documentation

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