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Re: [thefixedstars] Precession correction

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  • Mark Andrew Holmes
    Thanks, Diana. Mark A. Holmes ... __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection
    Message 1 of 3 , Aug 7, 2006
      Thanks, Diana.

      Mark A. Holmes

      --- Diana K Rosenberg <fixed.stars@...> wrote:

      > Derek sent:
      >
      > 1980 positions of Stars
      > Posted by: "Derek Reveres" l_awake_l@...
      > lreveres
      > Date: Sat Aug 5, 2006 1:14 am (PDT)
      >
      > Hey all, was just wondering, I have a list of
      > several stars with their
      > positions as of 2000. However, I was born in 1980
      > and want to see what
      > stars might have been aligned with my planets at the
      > time. How much
      > precession/correction do I subtract to find the old
      > positions?
      > ====================================
      >
      > Precession moves 0 deg 0 min 50.23 secs per year,
      > and is added as
      > time progresses (subtracted if you are going back in
      > time)
      >
      > From Jan 1 1980 to Jan 1 2000 is 0 deg 16 min 44.6
      > secs.
      >
      > So add this amount to your natal positions, or
      > subtract it from the
      > stars' 2000 positions.
      >
      > (if you have a hand calculator that deals with
      > degrees-minutes-seconds,
      > you can refine it further to fit your exact birth
      > date)
      >
      > Love Diana
      >
      >


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    • Derek Reveres
      Diana, thank you for this!!
      Message 2 of 3 , Aug 7, 2006
        Diana, thank you for this!!

        >From: "Diana K Rosenberg" <fixed.stars@...>
        >Reply-To: thefixedstars@yahoogroups.com
        >To: <thefixedstars@yahoogroups.com>
        >Subject: [thefixedstars] Precession correction
        >Date: Mon, 7 Aug 2006 12:30:41 -0400
        >
        >Derek sent:
        >
        >1980 positions of Stars
        > Posted by: "Derek Reveres" l_awake_l@... lreveres
        > Date: Sat Aug 5, 2006 1:14 am (PDT)
        >
        >Hey all, was just wondering, I have a list of several stars with their
        >positions as of 2000. However, I was born in 1980 and want to see what
        >stars might have been aligned with my planets at the time. How much
        >precession/correction do I subtract to find the old positions?
        >====================================
        >
        >Precession moves 0 deg 0 min 50.23 secs per year, and is added as
        >time progresses (subtracted if you are going back in time)
        >
        >From Jan 1 1980 to Jan 1 2000 is 0 deg 16 min 44.6 secs.
        >
        >So add this amount to your natal positions, or subtract it from the
        >stars' 2000 positions.
        >
        >(if you have a hand calculator that deals with degrees-minutes-seconds,
        >you can refine it further to fit your exact birth date)
        >
        >Love Diana
        >
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