Re: Shuttle launch on May 30th - what is beta angle?

From: Bill Mitchell (escape@velocity.net)
Date: Thu May 23 2002 - 13:29:34 EDT

  • Next message: RockstockXIIII@aol.com: "beta angle?"

    The obvious question to us newbies is,  what in the world is the beta angle?
    
    Thanks,
    Bill
    
    ----- Original Message -----
    From: "Baldridge, Rick" <Rick.Baldridge@wj.com>
    To: "SeeSat-L" <SeeSat-L@satobs.org>
    Sent: Thursday, May 23, 2002 1:11 PM
    Subject: RE: Shuttle launch on May 30th - anyone have a launch time
    computed?
    
    
    > Just received this from someone working on the launch:
    >
    > Rick Baldridge
    > ______________________________
    >
    > Please be aware that beta angle cut off is June 2, so there will be no
    > launch attempt June 2.  We found out that the Shuttle will have three
    > launch attempts, May 30, 31, and June 1.  After June 2, the beta angle
    > window closes, and the launch will be delayed 3 to 4 weeks.
    >
    >
    >
    > -----Original Message-----
    > From: Ted Molczan [mailto:molczan@rogers.com]
    > Sent: Tuesday, May 21, 2002 12:22 PM
    > To: SeeSat-L
    > Subject: RE: Shuttle launch on May 30th - anyone have a launch time
    > computed?
    >
    >
    > Robert Smathers requested estimates of the lift-off time of STS 111.
    >
    > Here are my latest:
    >
    > Shuttle to ISS: Pad 39A Launch Time
    >
    >     Launch     Coplanar    Lift-off
    >      Date        UTC         UTC
    > -----------------------------------
    >  2002 May 30   23:48:10    23:44:12
    >  2002 May 31   23:24:29    23:21:41
    >  2002 Jun 01   23:00:48    22:55:54
    >  2002 Jun 02   22:37:07    22:33:23
    >  2002 Jun 03   22:13:25    22:10:52
    >  2002 Jun 04   21:49:44    21:45:05
    >  2002 Jun 05   21:26:03    21:22:34
    >  2002 Jun 06   21:02:21    21:00:03
    >  2002 Jun 07   20:38:40    20:34:16
    >  2002 Jun 08   20:14:58    20:11:45
    >
    > Lift-off times are expected to be accurate to +/- 5s, assuming that the
    > ISS elements are reliable for the above dates.
    >
    > 1 25544U 98067A   02141.49083569  .00030245  00000-0  37654-3 0  4731
    > 2 25544  51.6356 187.1637 0006584 100.0917 339.1085 15.59646188199867
    >
    > The public version of the program that generated the above predictions
    > should be complete shortly. I will be pleased to e-mail a copy to anyone
    > who requests it. Source code is not available, but the key portion of
    > the algorithm is explained in the readme file.
    >
    > Ted Molczan
    >
    >
    >
    > -----------------------------------------------------------------
    > Unsubscribe from SeeSat-L by sending a message with 'unsubscribe'
    > in the SUBJECT to SeeSat-L-request@lists.satellite.eu.org
    > http://www2.satellite.eu.org/sat/seesat/seesatindex.html
    >
    > -----------------------------------------------------------------
    > Unsubscribe from SeeSat-L by sending a message with 'unsubscribe'
    > in the SUBJECT to SeeSat-L-request@lists.satellite.eu.org
    > http://www2.satellite.eu.org/sat/seesat/seesatindex.html
    >
    >
    
    -----------------------------------------------------------------
    Unsubscribe from SeeSat-L by sending a message with 'unsubscribe'
    in the SUBJECT to SeeSat-L-request@lists.satellite.eu.org
    http://www2.satellite.eu.org/sat/seesat/seesatindex.html
    



    This archive was generated by hypermail 2b29 : Thu May 23 2002 - 13:30:07 EDT