THOR ABLESTAR DEB, 657

Orbit data source: Space-Track

THOR ABLESTAR DEB, 657 is space debris in LEO originally from a launch on Thu, 29 Jun 1961 UTC launched from the Air Force Eastern Test Range (AFETR). 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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https://www.satcat.com/sats-embedded/657?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

657, 1961-015HJ

Orbit

LEO

Last TLE update

12 hours ago

Origin

United States Space Force (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1961-06-29 (64 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history

TLE from 12 hours ago

0 THOR ABLESTAR DEB
1 00657U 61015HJ  25199.47907749  .00000340  00000-0  85344-3 0  9998
2 00657  66.2276   7.8319 0341388 198.1625 194.0831 13.11667417 60858

Epoch: 2025-07-18T11:29Z

TLE epoch observation values (Epoch: 2025-07-18T11:29:52.295Z)

Latitude

28.46998°

Longitude

-87.41524°

Altitude

1,471.31 km

Speed

7.011 km/s

True Right ascension

01h 26m 19s

True Declination

28° 20' 21"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

43.31837°

Longitude

53.38032°

Altitude

1,110.888 km

Speed

7.355 km/s

Apparent Right ascension

06h 50m 11s

Apparent Declination

36° 20' 36"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

11:47:33

Azimuth

292.105° WNW

Elevation

33.163°

Doppler factor

Orbital elements

Apogee altitude

1,474.46 km

Perigee altitude

956.003 km

Semi-major axis

7,593.369 km

Eccentricity

0.03414

Inclination

66.2276°

RAAN

7.8319°

Arg. of periapsis

198.1625°

True anomaly

193.16912°

Mean anomaly

194.0831°

Eccentric anomaly

193.62242°

Mean motion

3.28013 °/min

Orbital period

109.75 mins

BSTAR

0.00085344

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Other satellites on launch #15 in the year 1961 (1961-06-29 UTC)

TRANSIT 4A, 116

THOR ABLESTAR DEB, 140 (Decayed)

THOR ABLESTAR DEB, 141

THOR ABLESTAR DEB, 142 (Decayed)

THOR ABLESTAR DEB, 143 (Decayed)

THOR ABLESTAR DEB, 144

THOR ABLESTAR DEB, 145

THOR ABLESTAR DEB, 146 (Decayed)

THOR ABLESTAR DEB, 147

THOR ABLESTAR DEB, 148

THOR ABLESTAR DEB, 149 (Decayed)

THOR ABLESTAR DEB, 150

THOR ABLESTAR DEB, 151 (Decayed)

THOR ABLESTAR DEB, 152

THOR ABLESTAR DEB, 153 (Decayed)

THOR ABLESTAR DEB Visibility forecast

Observer location: undefined°, undefined°

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.
8 mins	2025-07-18 23:00:01.171Z	291.726° WNW	2025-07-18 23:02:01.171Z	256.439° W	34.062°	2025-07-18 23:08:01.171Z	182.432° SSW
11 mins	2025-07-19 11:14:01.171Z	145.804° SSE	2025-07-19 11:19:01.171Z	105.82° ESE	22.829°	2025-07-19 11:25:01.171Z	57.803° ENE
16 mins	2025-07-19 13:04:01.171Z	214.711° SW	2025-07-19 13:12:01.171Z	323.912° NNW	44.31°	2025-07-19 13:20:01.171Z	27.789° NE
11 mins	2025-07-19 15:01:01.171Z	279.596° WNW	2025-07-19 15:06:01.171Z	319.639° NNW	21.375°	2025-07-19 15:12:01.171Z	8.828° NNE
11 mins	2025-07-19 20:51:01.171Z	346.774° N	2025-07-19 20:57:01.171Z	57.276° ENE	31.255°	2025-07-19 21:02:01.171Z	112.153° ESE
11 mins	2025-07-19 22:44:01.171Z	314.863° NW	2025-07-19 22:50:01.171Z	241.351° WSW	33.964°	2025-07-19 22:55:01.171Z	183.712° SSW

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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Check out THOR ABLESTAR DEB, 657 on other resources

View THOR ABLESTAR DEB, 657 on Heavens-Above

View THOR ABLESTAR DEB, 657 on Keep Track

View THOR ABLESTAR DEB, 657 on Celestrak

View THOR ABLESTAR DEB, 657 on Gunter's Space Page

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