Dual Air Density Explorer

Explorer (56)
Explorer (56) (DADE-A) satellite
NamesDADE-A
Dual Air Density Explorer-A
DADE-B
Dual Air Density Explorer-B
Mission typeEarth science
OperatorNASA
COSPAR ID1975-DADE-A
Mission durationFailed to orbit
Spacecraft properties
SpacecraftExplorer LVI
Spacecraft typeDual Air Density Explorer
BusDADE
ManufacturerLangley Research Center
Launch mass40 kg (88 lb)
PowerSolar cells and batteries
Start of mission
Launch date6 December 1975,
03:35:01 UTC[1]
RocketScout F-1 (S-196C)
Launch siteVandenberg, SLC-5
ContractorVought
End of mission
DeactivatedFailed to orbit
Orbital parameters
Reference systemGeocentric orbit (planned)
RegimePolar orbit
Perigee altitude350 km (220 mi)
Apogee altitude350 km (220 mi)
Inclination90.10°
Period90.00 minutes
Instruments
Atmospheric Composition Mass Spectrometer
Atmospheric Drag Density

Dual Air Density Explorer was a set of 2 satellites, DADE-A and DADE-B, released as part of NASA's Explorer program. DADE-A and DADE-B was launched on 6 December 1975 at 03:35:01 UTC,[1] by a Scout F-1 launch vehicle from Space Launch Complex 5, Vandenberg Air Force Base, California. The launch of the DADE satellites failed.[2][3]

  1. ^ a b "Launch Log". Jonathan's Space Report. 21 July 2021. Retrieved 19 November 2021.
  2. ^ "Display: DADE-A". NASA. 28 October 2021. Retrieved 19 November 2021. Public Domain This article incorporates text from this source, which is in the public domain.
  3. ^ "Display: DADE-B". NASA. 28 October 2021. Retrieved 19 November 2021. Public Domain This article incorporates text from this source, which is in the public domain.