[vsnet-alert 15770] Re: PNV J19150199+0719471

[FIDRICH Robert]

Dear Friends

New AAVSO sequence and chart is now available for

PNV J19150199+0719471.

It wan be downloaded from VSP: http://www.aavso.org/vsp

Clear skies,

Robert Fidrich


2013/6/1 Taichi Kato <tkato at kusastro.kyoto-u.ac.jp>

> PNV J19150199+0719471
>
> Subject: Re: [vsnet-alert 15767] Re: Possible magnitude 10.8 nova in Aquila
> From: Enrique de Miguel <edmiguel63 at gmail.com>
> Date: Sat, 1 Jun 2013 03:22:45 +0200
>
> Confirming bright object at 19:15:02.047 +07:19:46.78. Position =
> determined by averaging the position of the object over 10 frames as =
> measured using
> the PinPoint Astrometry Engine (USNO-A2 catalogue). Instrumental =
> magnitudes are
> 2013-06-01 00:11:20 UT  B =3D 10.40(2)   =20
> 2013-06-01 00:07:15 UT  V =3D 10.565(9)
> as measured from 10 V frames and 10 B frames using GSC 0476-00316 =
> (magnitudes B=3D12.735, V=3D11.941 from APASS ) as comparison star.
>
> Enrique de Miguel
>
> ===
>
>    It seems to me that the object is too blue for a classical nova
> in this region.  The large proper motion (if identical) in
> the astrometry catalogs also suggests the dwarf nova-type nature.
>
> 191502.0 +071947 (2000.0) IPHAS_J191502.09+071947.6 em R=18.503 R-I=0.139
> R-Ha=0.680 MNRAS384,1277
>
>    Time-resolved photometry is also encouraged.
>



-- 
---
Fidusz (FIDRICH Robert)
MTVSZ/FoE Hungary
drotlevel: fidusz at zpok.hu