Fwd: [amastro] Another close asteroid (fwd)

From: Robert G Fenske Jr (fenske@rgfpc.electro.swri.edu)
Date: Fri Jan 04 2002 - 00:08:11 EST

  • Next message: Anthony M. Planinac: "Re: Globalstar 59"

    	Not really on-topic, but some list readers have telescopes that could
    see this asteroid.
    ---------- Forwarded message ----------
    >From: Brian Skiff <bas@lowell.edu>
    >Date: Fri, 28 Dec 2001 00:07:01 -0700 (MST)
    >Subject: [amastro] Another close asteroid
    >      There'll probably be some news in the coming day or so about 2001 YB5,
    >which was discovered Xmas night by the NEAT team.  In the coming ten days
    >it will pass within about twice the moon's distance, brightening to
    >mag. 12 in the process.  At closest approach it will be moving at an
    >instantaneous rate of about 150 degrees/day!  This will definitely be best
    >for southern-hemisphere observers, although the beginnings of the very
    >close approach will be visible in the predawn sky from the north.
    >      The current elements and ephemeris are here:
    >Note that because of the short observational arc and beacuse it is heading
    >right for us, the ephemeris is likely to change dramatically in the coming
    >few days.  Closest approach is nominally for 2002 Jan 7.2 UT.  Note in the
    >current ephemeris that because of phase effects, by Jan 7.9 UT the
    >asteroid will have faded to mag. 25, whereas 16h earlier it is mag. 12.
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