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- Newsgroups: sci.space
- Path: sparky!uunet!haven.umd.edu!darwin.sura.net!wupost!emory!kd4nc!ke4zv!gary
- From: gary@ke4zv.uucp (Gary Coffman)
- Subject: Re: Delta Clipper
- Message-ID: <1993Jan9.170808.18376@ke4zv.uucp>
- Reply-To: gary@ke4zv.UUCP (Gary Coffman)
- Organization: Destructive Testing Systems
- References: <cfHN0fO00WCqA8a2NW@andrew.cmu.edu> <1993Jan8.153047.26686@iti.org>
- Date: Sat, 9 Jan 1993 17:08:08 GMT
- Lines: 24
-
- In article <1993Jan8.153047.26686@iti.org> aws@iti.org (Allen W. Sherzer) writes:
- >In article <cfHN0fO00WCqA8a2NW@andrew.cmu.edu> dm3e+@andrew.cmu.edu (David Allen Markley) writes:
- >
- >>Does anyone have the design goals for the Delta Clipper program?
- >>Specifically I'd like to know what performance they hope to acheive and
- >>by when.
- >
- >the DC-Y goals are 20,000 pounds to LEO (10K to polar) with an operational
- >cost of $1 to %10 million per flight and one week turnaround of the
- >vehicle (three days in an emergency). In addition, there is a crossrange
- >requirement for a single orbit mission and some delta-V on orbit.
-
- I think we need to be a bit more specific about *which* LEO we are
- talking about. As Wales points out from time to time, capacity to
- LEO is considerably different between 100 nm and 150 nm for the
- same vehicle. Has MacDD said what they *mean* by LEO?
-
- Gary
-
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