[vsnet-alert 15194] Re: [vsnet-outburst 14909] Re: IO Del outburst

[Gary Poyner]

David Boyd has measured the BRT image, and sends the following 
position...

Coords from Astrometrica and the UCAC3 catalog using 848 reference 
stars in the image are:
 
RA 20h 26m 46.833 ± 0.011s   Dec +18d 31’ 01.29 ± 0.18”


Many thanks to David for his quick response.

regards,
Gary

---------------------------------------------------------------------
Gary Poyner FRAS
www.variablestars.co.uk

> -----Original Message-----
> From: vsnet-outburst-bounces at ooruri.kusastro.kyoto-u.ac.jp [mailto:vsnet-
> outburst-bounces at ooruri.kusastro.kyoto-u.ac.jp] On Behalf Of Taichi Kato
> Sent: 21 December 2012 01:23
> To: variable_star_forum at yahoogroups.com; vsnet-
> alert at ooruri.kusastro.kyoto-u.ac.jp; vsnet-alert at yahoogroups.com; vsnet-
> campaign-dn at ooruri.kusastro.kyoto-u.ac.jp; vsnet-
> outburst at ooruri.kusastro.kyoto-u.ac.jp; vsnet-outburst at yahoogroups.com
> Subject: [vsnet-outburst 14909] Re: IO Del outburst
> 
> Re: IO Del outburst
> 
>    Could you provide accurate astrometry?
> 
>   YYYYMMDD(UT)   mag  observer
>   20121124.901  <16.80C  (Gary Poyner)
>   20121125.894  <172C  (Eddy Muyllaert)
>   20121201.826  <150  (Gary Poyner)
>   20121217.841  16.73C  (Gary Poyner)