DELTA 1 DEB, 12533

Orbit data source: Space-Track

DELTA 1 DEB, 12533 is space debris in SSO 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/12533?theme=dark&initialShowStats=false

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Identifier

12533, 1976-077DN

Orbit

SSO

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

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 DELTA 1 DEB
1 12533U 76077DN  26033.35289029 -.00000027  00000-0  11456-3 0  9993
2 12533 101.7387   2.4622 0057986 178.8485 341.1220 12.47367182139473

Epoch: 2026-02-02T08:28Z

TLE epoch observation values (Epoch: 2026-02-02T08:28:09.721Z)

Latitude

19.80888°

Longitude

-72.85648°

Altitude

1,434.626 km

Speed

7.165 km/s

True Right ascension

12h 26m 56s

True Declination

19° 42' 32"

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

11:43:09

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,518.602 km

Perigee altitude

1,427.55 km

Semi-major axis

7,851.213 km

Eccentricity

0.0058

Inclination

101.7387°

RAAN

2.4622°

Arg. of periapsis

178.8485°

True anomaly

340.90552°

Mean anomaly

341.122°

Eccentric anomaly

341.01391°

Mean motion

3.11988 °/min

Orbital period

115.39 mins

BSTAR

0.00011456

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

DELTA 1 DEB, 18677 (Decayed)

NOAA 5, 9057

DELTA 1 DEB, 19858 (Decayed)

DELTA 1 DEB, 20309

DELTA 1 DEB *, 18466 (Decayed)

DELTA 1 DEB, 10705 (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	2026-02-03 11:10:15.809Z	13.031° NNE	2026-02-03 11:18:15.809Z	282.273° WNW	43.592°	2026-02-03 11:25:15.809Z	210.295° SW
7 mins	2026-02-03 13:07:15.809Z	333.645° NNW	2026-02-03 13:10:15.809Z	309.317° NW	15.732°	2026-02-03 13:14:15.809Z	279.027° WNW
13 mins	2026-02-03 20:20:15.809Z	115.354° SE	2026-02-03 20:26:15.809Z	60.874° ENE	30.377°	2026-02-03 20:33:15.809Z	359.824° N
15 mins	2026-02-03 22:12:15.809Z	183.94° SSW	2026-02-03 22:19:15.809Z	256.157° W	39.334°	2026-02-03 22:27:15.809Z	333.346° 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, 12533 on other resources

View DELTA 1 DEB, 12533 on Heavens-Above

View DELTA 1 DEB, 12533 on Keep Track

View DELTA 1 DEB, 12533 on Celestrak

View DELTA 1 DEB, 12533 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, 12533

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-02-02T08:28:09.721Z)

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, 12533 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago