DELTA 1 DEB, 12536

Orbit data source: Space-Track

DELTA 1 DEB, 12536 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/12536?theme=dark&initialShowStats=false

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Identifier

12536, 1976-077DR

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 (49 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: 14 hours ago

TLE from 14 hours ago

0 DELTA 1 DEB
1 12536U 76077DR  26022.24121677 -.00001743  00000-0 -18959-1 0  9996
2 12536 101.7634 133.9170 0517149 103.4627 290.2651 11.79578353 36660

Epoch: 2026-01-22T05:47Z

TLE epoch observation values (Epoch: 2026-01-22T05:47:21.128Z)

Latitude

27.4498°

Longitude

-80.69821°

Altitude

1,650.25 km

Speed

7.104 km/s

True Right ascension

08h 30m 56s

True Declination

27° 19' 30"

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

20:43:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,192.685 km

Perigee altitude

1,349.796 km

Semi-major axis

8,149.378 km

Eccentricity

0.05171

Inclination

101.7634°

RAAN

133.917°

Arg. of periapsis

103.4627°

True anomaly

284.58796°

Mean anomaly

290.2651°

Eccentric anomaly

287.43823°

Mean motion

2.95023 °/min

Orbital period

122.02 mins

BSTAR

-0.018959

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

DELTA 1 DEB, 19858 (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.
15 mins	2026-01-22 20:29:40.935Z	15.349° NNE	2026-01-22 20:36:40.935Z	286.645° WNW	44.772°	2026-01-22 20:44:40.935Z	203.628° SW
7 mins	2026-01-22 22:32:40.935Z	332.651° NNW	2026-01-22 22:35:40.935Z	306.685° NW	15.872°	2026-01-22 22:39:40.935Z	275.616° WNW
15 mins	2026-01-23 06:10:40.935Z	131.899° SE	2026-01-23 06:17:40.935Z	74.149° E	36.607°	2026-01-23 06:25:40.935Z	354.042° N
14 mins	2026-01-23 08:10:40.935Z	198.892° SSW	2026-01-23 08:17:40.935Z	255.227° W	31.168°	2026-01-23 08:24:40.935Z	322.086° NNW
11 mins	2026-01-23 18:56:40.935Z	51.838° ENE	2026-01-23 19:01:40.935Z	100.082° ESE	24.096°	2026-01-23 19:07:40.935Z	148.453° SSE

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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, 12536 on other resources

View DELTA 1 DEB, 12536 on Heavens-Above

View DELTA 1 DEB, 12536 on Keep Track

View DELTA 1 DEB, 12536 on Celestrak

View DELTA 1 DEB, 12536 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, 12536

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-01-22T05:47:21.128Z)

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, 12536 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago