[BAA Comets] DM001 EPHEMERIS

Nick James ndj at nickdjames.com
Sat Nov 10 09:32:06 GMT 2018


Hi all,

I gave a talk to Newbury Astro Soc last Friday when I said that it was 
now very unlikely that we would get visual comet discoveries. How wrong 
I was! Congratulations to Don and the other independent discoverers of 
this comet.

An ephemeris based on all the available astrometry up to this morning is 
attached. It was produced using Bill Gray's FindOrb. These elements are 
still very uncertain but it looks like it is heading to a perihelion in 
early December. It is currently moving south and the elongation is 
decreasing so it will become increasingly difficult to observe. From the 
UK it is currently a morning object amongst the galaxies in Virgo. The 
column headed "/sig gives some idea of the position uncertainty (in arcsec).

Any observations (astrometry, photometry or images) would be gratefully 
received.

Nick.

On 09/11/2018 19:58, Wendy Clark wrote:
> Hi all
> I'm actually going to try this remotely tonight/early am (local time) from
> H06 in a FOV of 155.8 x 233.7 arc-mins, however I'm so used to using the
> MPC one line that on this occasion without it on MPC (can't seem to locate
> it) I will have to also rely on the MPC latest ephemeris for this object
> just using the RA/DEC.
> I'll let you know how I get on
> Kind regards
> Wendy
> 
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