DELTA 1 DEB, 10646

Orbit data source: Space-Track

DELTA 1 DEB, 10646 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/10646?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/10646?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

10646, 1976-077G

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 (49 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.4 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 17 hours ago

TLE from 17 hours ago

0 DELTA 1 DEB
1 10646U 76077G   25338.11376144 -.00000024  00000-0  20697-3 0  9996
2 10646 102.6302 286.9327 0144373 340.6891  30.5331 12.14459601188659

Epoch: 2025-12-04T02:43Z

TLE epoch observation values (Epoch: 2025-12-04T02:43:48.988Z)

Latitude

11.74215°

Longitude

170.14718°

Altitude

1,519.511 km

Speed

7.15 km/s

True Right ascension

18h 57m 06s

True Declination

11° 40' 50"

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

17:37:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,729.801 km

Perigee altitude

1,499.019 km

Semi-major axis

7,992.547 km

Eccentricity

0.01444

Inclination

102.6302°

RAAN

286.9327°

Arg. of periapsis

340.6891°

True anomaly

31.38682°

Mean anomaly

30.5331°

Eccentric anomaly

30.95863°

Mean motion

3.03749 °/min

Orbital period

118.52 mins

BSTAR

0.00020697

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

DELTA 1 DEB, 10837

DELTA 1 DEB, 16999 (Decayed)

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

DELTA 1 DEB Visibility forecast

Loading observer location...
Set Observer location

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.
16 mins	2025-12-04 20:32:44.269Z	163.639° S	2025-12-04 20:40:44.269Z	269.498° W	44.715°	2025-12-04 20:48:44.269Z	339.675° N
7 mins	2025-12-04 22:34:44.269Z	245.545° WSW	2025-12-04 22:37:44.269Z	267.791° W	14.746°	2025-12-04 22:41:44.269Z	297.034° NW
16 mins	2025-12-05 08:58:44.269Z	34.287° NE	2025-12-05 09:05:44.269Z	98.821° ESE	37.063°	2025-12-05 09:14:44.269Z	173.964° S
15 mins	2025-12-05 10:54:44.269Z	2.943° NNE	2025-12-05 11:01:44.269Z	302.008° NW	35.124°	2025-12-05 11:09:44.269Z	235.299° WSW
10 mins	2025-12-05 18:24:44.269Z	84.705° E	2025-12-05 18:29:44.269Z	46.044° ENE	19.317°	2025-12-05 18:34:44.269Z	9.405° NNE

Items per page:

1–5 of 5 items

of 1 page

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

Check out DELTA 1 DEB, 10646 on other resources

View DELTA 1 DEB, 10646 on Heavens-Above

View DELTA 1 DEB, 10646 on Keep Track

View DELTA 1 DEB, 10646 on Celestrak

View DELTA 1 DEB, 10646 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, 10646

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 17 hours ago

TLE from 17 hours ago

TLE epoch observation values (Epoch: 2025-12-04T02:43:48.988Z)

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, 10646 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 17 hours ago