[vsnet-chat 4008] Re: Object Near GSC 770

[Patrick Schmeer <extpasc@rz.uni-sb.de>]

On 2000 June 23.98216 UT:
No known minor planets within 0.4 degrees (and none brighter than V= 15.0
within 2.0 degrees). 
(GUIDE 7.0 + CfA Minor Planet Checker)

Regards,
Patrick

On Sat, Jan 20, 2001 at 02:02:27AM +0900, Taichi Kato wrote:
> Re: Object Near GSC 770
> 
> > I want know your comment on this image that show the object sa00x04 
> > (approximate astrometric position A.R 17 36 32.22  decl. -23 47 47.5),  
> > near the star GSC 6827:770 A.R. 17 36 27.13 decl. -23 47 56.7. 
> > m1~11.4/0.4.
> > 
> > I have comparison my image,  taken with a tele 500 mm f/10 on 35 mm film 
> > 800 ISO, exposure 10 mm, with the DSS image of the field.
> > 
> > I Have valued the magnitude of the object (sa00x04) m1~12.0, and seem 
> > that in the DSS image there is not a star with the same magnitude.
> > 
> > If the object is not an asteroid (?) what it is? A variable star?
> 
>    Has anyone checked minor planets?   There is no known variable star
> (nor a bright infrared source) at this position.  Being near the limit of
> detection, further confirmation of its existence is apparently needed.
> 
> Regards,
> Taichi Kato

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