Also called:
Mariner-Mars 71
Date of launch (range):
May 30, 1971 (ETR)
Launch vehicle:
Atlas-Centaur
Shape:
same as Mariner H
Weight (kg):
997.9
Dimensions (m):
same as Mariner H
Power source:
same as Mariner H
Prime contractor:
in-house
Date of reentry:
N/A Aerocentric orbit
Responsible NASA center:
JPL
Project manager:
Schneiderman
Project scientist:
Steinbacher
Objectives:
To study the physical and dynamic
characteristics of Mars from orbit for a minimum of 90 days.
Information to be obtained on composition, density,
pressure, and thermal properties of the atmosphere and the
characteristics, temperature, and topography of the surface
(twin mission Mariner H, which was unsuccessful).
Experiments (responsible
organization):
same as for Mariner H
Results:
Successful; mapped 85 % of the
planet, took first photos of the moons Deimos and Phobos.
Mariner 9 was inserted into orbit on Nov. 13, 1971; the
mission was terminated on Oct. 27, 1972, when the supply of
attitude control gas was depleted.
Reference: MOR S-819, 71-01/02, Apr. 12, 1971.