DELTA 1 DEB, 40764

Orbit data source: Space-Track

DELTA 1 DEB, 40764 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/40764?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40764, 1976-077GH

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, 0.1 m

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 5 days ago

TLE from 5 days ago

0 DELTA 1 DEB
1 40764U 76077GH  26123.23902617 -.00000014  00000-0  23539-3 0  9993
2 40764 102.2004 105.5328 0001403 116.0357 244.0851 12.40721135896257

Epoch: 2026-05-03T05:44Z

TLE epoch observation values (Epoch: 2026-05-03T05:44:11.861Z)

Latitude

0.00003°

Longitude

158.33794°

Altitude

1,506.573 km

Speed

7.111 km/s

True Right ascension

07h 02m 07s

True Declination

0° 00' 00"

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

12:15:49

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,502.239 km

Perigee altitude

1,500.028 km

Semi-major axis

7,879.27 km

Eccentricity

0.00014

Inclination

102.2004°

RAAN

105.5328°

Arg. of periapsis

116.0357°

True anomaly

244.07064°

Mean anomaly

244.0851°

Eccentric anomaly

244.07787°

Mean motion

3.10323 °/min

Orbital period

116.01 mins

BSTAR

0.00023539

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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.
12 mins	2026-05-08 10:15:15.444Z	46.785° ENE	2026-05-08 10:21:15.444Z	94.282° ESE	21.532°	2026-05-08 10:27:15.444Z	141.588° SSE
14 mins	2026-05-08 12:09:15.444Z	12.973° NNE	2026-05-08 12:15:15.444Z	320.137° NNW	43.739°	2026-05-08 12:23:15.444Z	209.403° SW
9 mins	2026-05-08 14:04:15.444Z	342.303° N	2026-05-08 14:08:15.444Z	311.219° NW	17.02°	2026-05-08 14:13:15.444Z	274.44° WNW
13 mins	2026-05-08 21:21:15.444Z	114.619° SE	2026-05-08 21:27:15.444Z	53.749° ENE	31.421°	2026-05-08 21:34:15.444Z	356.873° N
15 mins	2026-05-08 23:13:15.444Z	185.396° SSW	2026-05-08 23:20:15.444Z	253.716° W	38.134°	2026-05-08 23:28:15.444Z	331.523° 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, 40764 on other resources

View DELTA 1 DEB, 40764 on Heavens-Above

View DELTA 1 DEB, 40764 on Keep Track

View DELTA 1 DEB, 40764 on Celestrak

View DELTA 1 DEB, 40764 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, 40764

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 5 days ago

TLE from 5 days ago

TLE epoch observation values (Epoch: 2026-05-03T05:44:11.861Z)

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, 40764 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 5 days ago