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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/27478?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/27478?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

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: 2 days ago

TLE from 2 days ago

0 MIDAS 4 DEB
1 27478U 61028H   26267.40339975 -.00000004  00000-0 -41919-4 0  9992
2 27478  95.8602 239.0311 0261617 230.9017 290.1764  8.66662015599387

Epoch: 2026-09-24T09:40Z

TLE epoch observation values (Epoch: 2026-09-24T09:40:53.738Z)

Latitude

21.65475°

Longitude

-87.10727°

Altitude

3,551.203 km

Speed

6.365 km/s

True Right ascension

04h 05m 25s

True Declination

21° 34' 13"

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

13:40:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

3,893.166 km

Perigee altitude

3,369.438 km

Semi-major axis

10,009.439 km

Eccentricity

0.02616

Inclination

95.8602°

RAAN

239.0311°

Arg. of periapsis

230.9017°

True anomaly

287.33154°

Mean anomaly

290.1764°

Eccentric anomaly

288.75705°

Mean motion

2.16735 °/min

Orbital period

166.1 mins

BSTAR

-0.000041919

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

MIDAS 4 DEB (NOSECONE), 193 (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

MIDAS 4 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.
38 mins	2026-09-26 21:23:23.780Z	151.805° SSE	2026-09-26 21:42:23.780Z	68.837° E	73.242°	2026-09-26 22:01:23.780Z	353.231° N
33 mins	2026-09-27 00:11:23.780Z	220.151° SW	2026-09-27 00:27:23.780Z	279.738° WNW	33.858°	2026-09-27 00:44:23.780Z	340.357° N
34 mins	2026-09-27 09:17:23.780Z	16.235° NNE	2026-09-27 09:34:23.780Z	87.924° E	51.15°	2026-09-27 09:51:23.780Z	162.847° S
32 mins	2026-09-27 12:01:23.780Z	2.607° NNE	2026-09-27 12:17:23.780Z	298.116° NW	50.546°	2026-09-27 12:33:23.780Z	229.147° WSW
12 mins	2026-09-27 14:47:23.780Z	350.879° N	2026-09-27 14:53:23.780Z	331.135° NNW	13.397°	2026-09-27 14:59:23.780Z	311.073° NW
31 mins	2026-09-27 19:41:23.780Z	107.412° ESE	2026-09-27 19:56:23.780Z	53.308° ENE	34.582°	2026-09-27 20:12:23.780Z	357.959° N

Items per page:

1–6 of 6 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 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: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-09-24T09:40:53.738Z)

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: 2 days ago