Spacecraft Specifications
Mariner 6 and Mariner 7
MARINER 6 & MARINER 7 SPECIFICATIONS:
Launch date: Mariner 6: February 24, 1969 20:29EST
Mariner 7: March 27, 1969 17:22EST
Mars arrival date: Mariner 6: July 30, 1969
Mariner 7: August 4, 1969
Launch vehicle: Atlas-Centaur SLV-3C
Control system: 2 sets of 6 N2 jets
3 gyros, Canopus sensor
2 primary sun sensors, 4 secondary sun sensors
Electrical power: 17 472 solar cells producing 449 watts at Mars
(Total solar panel area = 7.7m2)
Silver-zinc battery w/ output of 1200 watts/hour
Propulsion: Monopropellant hydrazine
225 newtons thrust
4-jet vane vector control
Launch weight: 412.8 kilograms
Dimensions: Height: 3.35m Width (panels extended): 5.79m