Name: Griggs, David Country: USA M/F: M Number of Flights: 1

Space Flights Launch Date - Shuttle Landing Date - Shuttle
1. STS-51D April 12, 1985 - Discovery April 19, 1985 - Discovery

Space Flights Descriptions
STS-41F
(Cancelled)
Planned shuttle mission to deploy commercial communications satellites
Cancelled due to launch abort and rollback of space shuttle Discovery
STS-51E
(Cancelled)
Planned Tracking and Data Relay Satellite (TDRS-B) deployment shuttle mission
Cancelled due to timing problem with TDRS-B payload
1. STS-51D Deployed SYNCOM IV-3 (Leasat 3) and Telesat-I (Anik C-1) for TELESAT Canada
Perigee kick motor of SYNCOM IV-3 failed to start and was repaired during the STS-51I mission.
STS-61K
(Cancelled)
Planned EOM-1/2 space shuttle mission
Cancelled after the Challenger disaster - Mission was combined with STS-51H (EOM-1)

Spacewalks - 1
Space Flights Date & Duration Purpose
STS-51D April 16, 1985 Perform first unscheduled spacewalk. Install improvised switch-pulling appendages on Remote Manipulator System (robot arm) to activate SYNCOM IV-3 (Leasat 3) satellite's upper stage
5 hours 0 minutes

Return to Master List Spacewalkers One Spaceflight
American Astronauts Space Shuttle Program - 1985

Updated - March 17, 2005