Path: utzoo!attcan!uunet!know!zaphod.mps.ohio-state.edu!rpi!uupsi!pbs!pstinson
From: pstinson@pbs.org
Newsgroups: sci.space.shuttle
Subject: launch rates
Message-ID: <10195.26fde341@pbs.org>
Date: 24 Sep 90 14:43:13 GMT
Organization: PBS:Public Broadcasting Service, Alexandria, VA
Lines: 25

Here is the comparative data for Shuttle and Saturn V launch rates.

          1981..1982..1983..1984..1985..1986..1987..1988..1989..1990  TOTAL

Columbia    2     3     1                 1                 1     1     9

Challenger              3     3     3     1                            10

Discovery                     2     4                 1     2     1    10

Atlantis                            2                 1     2           5

TOTAL       2     3     4     5     9     2     0     2     5     2     34

Average launch rate per year = 3.4


           1967..1968..1969..1970..1971..1972..1973  TOTAL

Saturn V     1     2     3     1     2     2     1     12

Average launch rate per year = 1.7

The Shuttle is alrady doing twice as good as Saturn V and will get better once
Endeavour joins the fleet.  12 launches a year will be a realistic possibility.