DELTA 1 DEB, 26831

Orbit data source: Space-Track

DELTA 1 DEB, 26831 is space debris in SSO originally from a launch on Thu, 12 Jun 1975 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/26831?theme=dark&initialShowStats=false

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Identifier

26831, 1975-052KK

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1975-06-12 (51 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)

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Last TLE update: 2 days ago

TLE from 2 days ago

0 DELTA 1 DEB
1 26831U 75052KK  26171.04304576  .00002498  00000-0  25612-2 0  9996
2 26831  99.8731 257.5779 0054975   1.5053 124.6933 13.76732788654796

Epoch: 2026-06-20T01:01Z

TLE epoch observation values (Epoch: 2026-06-20T01:01:59.153Z)

Latitude

52.26139°

Longitude

166.74511°

Altitude

1,007.05 km

Speed

7.342 km/s

True Right ascension

06h 02m 01s

True Declination

52° 06' 02"

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

23:27:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,013.184 km

Perigee altitude

932.361 km

Semi-major axis

7,350.91 km

Eccentricity

0.0055

Inclination

99.8731°

RAAN

257.5779°

Arg. of periapsis

1.5053°

True anomaly

125.20924°

Mean anomaly

124.6933°

Eccentric anomaly

124.95147°

Mean motion

3.44375 °/min

Orbital period

104.54 mins

BSTAR

0.0025612

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Other satellites on launch #52 in the year 1975 (1975-06-12 UTC)

DELTA 1 DEB, 21518 (Decayed)

DELTA 1 DEB, 37628 (Decayed)

DELTA 1 DEB, 21349 (Decayed)

DELTA 1 DEB, 21328 (Decayed)

DELTA 1 DEB, 21472

DELTA 1 DEB, 21563 (Decayed)

DELTA 1 DEB, 21434

DELTA 1 DEB, 21683 (Decayed)

DELTA 1 DEB, 21519 (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.
9 mins	2026-06-22 17:33:42.383Z	43.221° NE	2026-06-22 17:38:42.383Z	97.854° ESE	22.117°	2026-06-22 17:42:42.383Z	142.19° SSE
10 mins	2026-06-22 19:17:42.383Z	359.372° N	2026-06-22 19:21:42.383Z	295.955° NW	38.779°	2026-06-22 19:27:42.383Z	216.409° SW
10 mins	2026-06-23 05:17:42.383Z	144.129° SSE	2026-06-23 05:21:42.383Z	81.315° E	40.617°	2026-06-23 05:27:42.383Z	352.821° N
6 mins	2026-06-23 07:02:42.383Z	233.75° WSW	2026-06-23 07:05:42.383Z	270.068° WNW	18.456°	2026-06-23 07:08:42.383Z	304.255° NW

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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, 26831 on other resources

View DELTA 1 DEB, 26831 on Heavens-Above

View DELTA 1 DEB, 26831 on Keep Track

View DELTA 1 DEB, 26831 on Celestrak

View DELTA 1 DEB, 26831 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, 26831

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: 2026-06-20T01:01:59.153Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #52 in the year 1975 (1975-06-12 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 26831 on other resources

Documentation

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