MIDAS 4 DEB, 42664

Orbit data source: Space-Track

MIDAS 4 DEB, 42664 is space debris in LEO originally from a launch on Sat, 21 Oct 1961 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/42664?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

42664, 1961-028K

Orbit

LEO

Country

Related business

United States Space Force (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1961-10-21 (65 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 1.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

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Last TLE update: 1 month ago

TLE from 1 month ago

0 MIDAS 4 DEB
1 42664U 61028K   26144.66556090  .00000069  00000-0  30911-1 0  9993
2 42664  95.8511 232.1451 0353936 247.0178 109.2971  8.69062930348411

Epoch: 2026-05-24T15:58Z

TLE epoch observation values (Epoch: 2026-05-24T15:58:24.461Z)

Latitude

0.00004°

Longitude

110.27873°

Altitude

3,744.986 km

Speed

6.235 km/s

True Right ascension

15h 28m 34s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

21:41:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

3,966.466 km

Perigee altitude

3,259.232 km

Semi-major axis

9,990.986 km

Eccentricity

0.03539

Inclination

95.8511°

RAAN

232.1451°

Arg. of periapsis

247.0178°

True anomaly

113.06713°

Mean anomaly

109.2971°

Eccentric anomaly

111.18792°

Mean motion

2.17335 °/min

Orbital period

165.64 mins

BSTAR

0.030911

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Other satellites on launch #28 in the year 1961 (1961-10-21 UTC)

MIDAS 4 DEB (NOSECONE), 193 (Decayed)

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MIDAS 4 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.
26 mins	2026-06-22 14:14:42.990Z	25.204° NE	2026-06-22 14:28:42.990Z	75.937° E	21.415°	2026-06-22 14:40:42.990Z	121.942° SE
35 mins	2026-06-22 16:56:42.990Z	8.611° NNE	2026-06-22 17:14:42.990Z	262.027° W	44.965°	2026-06-22 17:31:42.990Z	196.325° SSW
24 mins	2026-06-22 19:41:42.990Z	356.326° N	2026-06-22 19:53:42.990Z	312.549° NW	23.686°	2026-06-22 20:05:42.990Z	267.147° W
20 mins	2026-06-23 00:45:42.990Z	67.135° ENE	2026-06-23 00:54:42.990Z	38.14° NE	17.298°	2026-06-23 01:05:42.990Z	2.573° NNE
37 mins	2026-06-23 03:13:42.990Z	141.718° SSE	2026-06-23 03:31:42.990Z	66.963° ENE	41.676°	2026-06-23 03:50:42.990Z	354.381° N
36 mins	2026-06-23 05:57:42.990Z	208.276° SW	2026-06-23 06:14:42.990Z	272.554° WNW	34.109°	2026-06-23 06:33:42.990Z	343.397° N

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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 MIDAS 4 DEB, 42664 on other resources

View MIDAS 4 DEB, 42664 on Heavens-Above

View MIDAS 4 DEB, 42664 on Keep Track

View MIDAS 4 DEB, 42664 on Celestrak

View MIDAS 4 DEB, 42664 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

MIDAS 4 DEB, 42664

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 month ago

TLE from 1 month ago

TLE epoch observation values (Epoch: 2026-05-24T15:58:24.461Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #28 in the year 1961 (1961-10-21 UTC)

MIDAS 4 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out MIDAS 4 DEB, 42664 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 month ago