[vsnet-alert 21163] Re: Please check V906 Oph

[FIDRICH Robert]

It seems his star has regular outburts:

https://asas-sn.osu.edu/light_curve/f216621f-5724-4d6c-bf4a-51cfaa3ae4ff

Clears skies,

Robert Fidrich
HAA/VSS



2017-06-27 7:12 GMT+02:00 Sebastian Otero <sebastian at aavso.org>:

> Please check V906 Oph
>>>>
>>> ASAS-SN detection.  This is a classical nova (1952).
> The object has been positively detected on four most recent nights in the
> ASAS-SN data.
>
> V0906Oph 17:26:09.70 -21:54:28.00 <<<
>
>
> The chart in IBVS 2585 has a very low resolution but the star marked is
> approximately 70" away (around 17 26 15 -21 54.6 J2000.0) from the current
> GCVS/VSX/ASAS-SN position. There are two Gaia objects of G mag. 20.3 and
> 18.4 in this area, 9" to the NW of a 15.7 mag. star (2MASS
> J17261534-2154425).
>
> http://www.konkoly.hu/cgi-bin/IBVS?2585
>
> Duerbeck's reference catalogue and atlas of galactic novae identifies it
> as 2MASS J17261602-2154389 (V ~17.6 according to GSC2.3) at 17 26 16.02 -21
> 54 38.9 (J2000.0) mentioning the low resolution charts available and the
> uncertain identification.
> Downes comments that Duerbeck's identification should be discarded.
>
> There are no observations of the nova in quiescence so any observations in
> this field would be useful.
> It would be interesting to confirm the ASAS-SN brightening at the
> currently catalogued position of V0906 Oph.
>
> Cheers,
> Sebastian
>
> ----------------------
> Sebastian Otero
> VSX Team
> American Association of Variable Star Observers
>
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