[vsnet-alert 12162] Re: V4641 Sgr active
Hiroyuki Maehara
mira at cetus-net.org
Fri Sep 10 23:53:44 JST 2010
I carried out time-resolved photometry of the object from
JD 2455449.983 to 2455450.057. The data show no significant variation.
The mean brightness during the observation is consistent with the quiescent
level.
On Fri, Sep 10, 2010 at 21:26:38, Hiroyuki Maehara wrote:
> The object was at normal brightness a few minutes before the outburst
> detection by Stubbings.
>
> object YYYYMMDD(UT) mag code
> SGRV4641 20100909.42550 13.51V Mhh.VSOLJ
> SGRV4641 20100910.43697 13.45V Mhh.VSOLJ
>
> --
> Hiroyuki Maehara
> mira at cetus-net.org
>
> On Fri, Sep 10, 2010 at 21:27:44, Rod Stubbings wrote:
> > V4641 Sgr appears to be above its normal optical brightness as shown by the
> > observations tonight. Clouds prevented further obs.
> >
> > SGRV4641 100910.439 124 Stu.RASNZ
> > SGRV4641 100910.443 127 Stu.RASNZ
> > SGRV4641 100910.449 127 Stu.RASNZ
> > SGRV4641 100910.451 126 Stu.RASNZ
> > SGRV4641 100910.453 127 Stu.RASNZ
> > SGRV4641 100910.458 124 Stu.RASNZ
> > SGRV4641 100910.485 125 Stu.RASNZ
> >
> > Regards,
> > Rod.
> >
> > ________________________________
> >
> > Rod Stubbings,
> > Tetoora Observatory,
> > Tetoora Road,
> > Vic, Australia.
> > stubbo at sympac.com.au
> > http://rodstubbingsobservatory.wordpress.com/
> >
> > _________________________________
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