Encyclopedia Astronautica
UM


American manufacturer of rocket engines. UM, USA.

More... - Chronology...


Associated Countries
Associated Engines
  • LGIT UM electric rocket engine. 20 mN. Isp=1400s. Linear Gridless Ion Thruster, a two-stage device designed to incorporate the efficient ionization process of gridded ion thrusters and the high thrust density of Hall thrusters. More...

See also

UM Chronology


1948 April 2 - . 13:47 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. LV Family: V-2. Launch Vehicle: V-2. LV Configuration: V-2 25.
  • UM-1 Aeronomy / ionosphere / solar ultraviolet mission - . Nation: USA. Agency: USA; UM. Apogee: 144 km (89 mi). Summary: Launched 06:40 local time. Reached 144.4 km. Carried Density, pressure, temperature, composition, cosmic and solar radiation (Naval Research Lab) experiments for Signal Corps Engineering Lab, University of Michigan..

1948 September 3 - . 01:00 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. LV Family: V-2. Launch Vehicle: V-2. LV Configuration: V-2 33.
  • UM-2 Grenades Aeronomy mission - . Nation: USA. Agency: USA; UM. Apogee: 151 km (93 mi). Summary: Launched 18:00 local time. Reached 151 km. Carried Density, pressure, temperature, composition experiments for Signal Corps Engineering Lab, University of Michigan..

1949 April 11 - . 22:05 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. LV Family: V-2. Launch Vehicle: V-2. LV Configuration: V-2 50.
  • UM-3 Aeronomy / solar x-ray / biology mission - . Nation: USA. Agency: USA; UM. Apogee: 85 km (52 mi). Summary: Launched 15:05 local time. Reached 87.4 km. Carried Temp, composition, solar radiation (Naval Research Lab); biological experiments for Signal Corps Engineering Lab, University of Michigan..

1949 November 18 - . 16:03 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. LV Family: V-2. Launch Vehicle: V-2. LV Configuration: V-2 56.
  • UM Sampling,Grenades Aeronomy / Chemical release mission - . Nation: USA. Agency: USA; UM. Apogee: 124 km (77 mi). Summary: Launched 08:03 local time. Reached 124.2 km. Carried winds, composition, temperature; cosmic radiation (APL, John Hopkins); and solar radiation (Naval Research Lab) experiments for Signal Corps Engineering Lab, University of Michigan..

1961 June 1 - . Launch Site: Wallops Island. LV Family: Nike. Launch Vehicle: Nike Yardbird. LV Configuration: Nike Yardbird Test Flight 1. FAILURE: Failure.
  • Sphere Test / aeronomy mission - . Nation: USA. Agency: UM. Apogee: 10 km (6 mi).

1961 July 26 - . Launch Site: Wallops Island. LV Family: Nike. Launch Vehicle: Nike Yardbird. LV Configuration: Nike Yardbird Test Flight 2. FAILURE: Failure.
  • Sphere Test / aeronomy mission - . Nation: USA. Agency: UM. Apogee: 10 km (6 mi).

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