THOR ABLESTAR DEB, 261

Orbit data source: Space-Track

THOR ABLESTAR DEB, 261 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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Iframe URL

https://www.satcat.com/sats-embedded/261?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

261, 1961-015CH

Orbit

LEO

Last TLE update

14 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 14 hours ago

0 THOR ABLESTAR DEB
1 00261U 61015CH  25128.65721036  .00000149  00000-0  14735-3 0  9997
2 00261  66.6821 341.8827 0095061 253.5649 105.4969 14.00856625255427

Epoch: 2025-05-08T15:46Z

Definitive object data (Epoch: 2025-05-08T15:46:22.975Z)

Latitude

-0.00007°

Longitude

-121.43762°

Altitude

911.979 km

Speed

7.387 km/s

True Right ascension

22h 47m 31s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-22.04809°

Longitude

-132.85064°

Altitude

889.116 km

Speed

7.412 km/s

Apparent Right ascension

23h 28m 32s

Apparent Declination

-32° 54' 37"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:30:38

Azimuth

83.667° E

Elevation

-64.596°

Doppler factor

Orbital elements

Apogee altitude

958.314 km

Perigee altitude

820.145 km

Semi-major axis

7,267.366 km

Eccentricity

0.0095061

Inclination

66.6821°

RAAN

341.8827°

Arg. of periapsis

253.5649°

True anomaly

106.54324°

Mean anomaly

105.4969°

Eccentric anomaly

106.02041°

Mean motion

3.5033 °/min

BSTAR

0.00014735

Orbital period

102.76 mins

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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.
6 mins	2025-05-09 14:10:59.023Z	131.486° SE	2025-05-09 14:13:59.023Z	100.132° ESE	15.134°	2025-05-09 14:16:59.023Z	70.245° E
10 mins	2025-05-09 15:53:59.023Z	212.928° SW	2025-05-09 15:58:59.023Z	341.473° N	44.353°	2025-05-09 16:03:59.023Z	26.684° NE
6 mins	2025-05-09 17:42:59.023Z	293.597° NW	2025-05-09 17:44:59.023Z	315.387° NNW	16.543°	2025-05-09 17:48:59.023Z	356.965° N
6 mins	2025-05-09 23:09:59.023Z	12.164° NNE	2025-05-09 23:12:59.023Z	47.269° ENE	17.878°	2025-05-09 23:15:59.023Z	79.686° E
11 mins	2025-05-10 00:53:59.023Z	330.277° NNW	2025-05-10 00:58:59.023Z	292.677° NW	44.954°	2025-05-10 01:04:59.023Z	153.571° SSE

Authenticating...

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Check out THOR ABLESTAR DEB, 261 on other resources

View THOR ABLESTAR DEB, 261 on Heavens-Above

View THOR ABLESTAR DEB, 261 on Keep Track

View THOR ABLESTAR DEB, 261 on Celestrak

View THOR ABLESTAR DEB, 261 on Gunter's Space Page

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