MIDAS 4 DEB, 27478

Orbit data source: Space-Track

MIDAS 4 DEB, 27478 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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https://www.satcat.com/sats-embedded/27478?theme=dark&initialShowStats=false

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Identifier

27478, 1961-028H

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)

Expand to show TLE details & history
Last TLE update: 23 hours ago

TLE from 23 hours ago

0 MIDAS 4 DEB
1 27478U 61028H   26126.19873778 -.00000001  00000-0  11655-2 0  9994
2 27478  95.8516 209.3667 0263969  10.4305  12.5746  8.66662423587159

Epoch: 2026-05-06T04:46Z

TLE epoch observation values (Epoch: 2026-05-06T04:46:10.944Z)

Latitude

23.57006°

Longitude

-88.79381°

Altitude

3,378.033 km

Speed

6.476 km/s

True Right ascension

13h 47m 15s

True Declination

23° 28' 41"

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

11:56:09

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

3,895.517 km

Perigee altitude

3,367.081 km

Semi-major axis

10,009.436 km

Eccentricity

0.0264

Inclination

95.8516°

RAAN

209.3667°

Arg. of periapsis

10.4305°

True anomaly

13.25501°

Mean anomaly

12.5746°

Eccentric anomaly

12.91257°

Mean motion

2.16735 °/min

Orbital period

166.1 mins

BSTAR

0.0011655

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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.
34 mins	2026-05-07 05:32:34.887Z	169.845° S	2026-05-07 05:49:34.887Z	289.252° WNW	44.816°	2026-05-07 06:06:34.887Z	350.364° N
19 mins	2026-05-07 08:27:34.887Z	254.114° W	2026-05-07 08:36:34.887Z	289.252° WNW	17.335°	2026-05-07 08:46:34.887Z	326.69° NNW
16 mins	2026-05-07 14:44:34.887Z	42.859° NE	2026-05-07 14:52:34.887Z	69.798° E	13.806°	2026-05-07 15:00:34.887Z	95.873° ESE
37 mins	2026-05-07 17:22:34.887Z	12.357° NNE	2026-05-07 17:40:34.887Z	101.79° ESE	43.508°	2026-05-07 17:59:34.887Z	181.192° SSW
30 mins	2026-05-07 20:07:34.887Z	358.421° N	2026-05-07 20:21:34.887Z	303.303° NW	31.163°	2026-05-07 20:37:34.887Z	245.591° WSW
4 mins	2026-05-08 01:24:34.887Z	30.748° NE	2026-05-08 01:25:34.887Z	27.232° NE	10.622°	2026-05-08 01:28:34.887Z	16.785° NNE
9 mins	2026-05-08 03:47:34.887Z	125.112° SE	2026-05-08 03:56:34.887Z	96.207° ESE	31.659°	2026-05-08 03:56:34.887Z	96.207° ESE

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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, 27478 on other resources

View MIDAS 4 DEB, 27478 on Heavens-Above

View MIDAS 4 DEB, 27478 on Keep Track

View MIDAS 4 DEB, 27478 on Celestrak

View MIDAS 4 DEB, 27478 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, 27478

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2026-05-06T04:46:10.944Z)

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, 27478 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 23 hours ago