Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10 5/3/83; site alice.UUCP Path: utzoo!linus!decvax!harpo!eagle!alice!alb From: alb@alice.UUCP Newsgroups: net.space Subject: Re: sattelites Message-ID: <2043@alice.UUCP> Date: Sat, 16-Jul-83 14:35:10 EDT Article-I.D.: alice.2043 Posted: Sat Jul 16 14:35:10 1983 Date-Received: Sat, 16-Jul-83 20:32:33 EDT References: <3015@sri-arpa.UUCP> Organization: Bell Labs, Murray Hill Lines: 9 Once all three TDRS satellites are up and working, the shuttle will be able to sustain ground-space communications 100% of the time, NOT 80-90%. As for Spacelab, as long as TDRS-1 is found to be functional, Spacelab will go up in September as planned, but it will only be in contact with the ground 20% of the time, so some data will be lost. At least, this is what NASA says now. If TDRS-1 does not work, STS-9 will not carry Spacelab.