In orbitDebris

MIDAS 4 DEB

NORAD: 195
COSPAR: 1961-028D

OrbitalWiki publishes live orbits for active satellites only. This object is in the full catalogue: who launched it, what it is and its last published orbit are below, but there are no current orbital elements for it here.

Spacecraft

Owner: US Air Force Space Systems Division
Mass at launch: 10 kg(estimate, good to about 20%)
Dry mass: 10 kg(estimate, good to about 20%)
Length: 1.5 m
Diameter: 0.3 m
Span with arrays and booms: 1.5 m
Shape: Pan

From GCAT by Jonathan McDowell (CC BY 4.0), record S00195, checked 2026-11-06. About this source

Launch

Launch date: 1961-10-21
Rocket: Atlas Agena B
Flight: Midas 4
Mission name: Midas ETS-II F2
Launch site: PA, LC1-2
Launched by: US Air Force Space Systems Division
Rocket performance: Success
Launch designator: 1961 A DEL

From the GCAT launch log, launch 1961 A DEL, checked 2026-11-06. About this source

Catalogue record

Object type: Debris
Owner code: US
Launch date: 1961-10-21
Period: 166.3 min
Inclination: 95.86°
Apogee: 3,762 km
Perigee: 3,521 km
Radar cross-section: 0.5726 m²

From CelesTrak SATCAT, checked 2026-11-05. About this source

Where it came from

Everything from this launch

Debris12 in total, 11 still in orbit
Payload1 in total, 1 still in orbit