[vsnet-alert 16301] Re: V3804 Sgr

[Berto Monard]

Some precise (+/- 0.02) recent V and I measures for V3804 are tabled below.
They show the expected V-I decrease.

2456246.30 11.59 CCD-V  10.31 CCD-I
2456328.55 11.81 CCD-V  10.43 CCD-I
2456339.60 11.66 CCD-V  10.32 CCD-I
2456355.60 11.64 CCD-V  10.35 CCD-I
2456361.60 11.72 CCD-V  10.41 CCD-I
2456372.60 11.84 CCD-V  10.47 CCD-I
2456386.60 11.92 CCD-V  10.64 CCD-I
2456403.60 11.90 CCD-V  10.69 CCD-I
2456414.50 11.92 CCD-V  10.70 CCD-I
2456418.50 11.86 CCD-V  10.69 CCD-I
2456430.50 12.02 CCD-V  10.72 CCD-I
2456443.40 11.63 CCD-V  10.51 CCD-I
2456449.40 11.38 CCD-V  10.33 CCD-I
2456456.30 11.15 CCD-V  10.18 CCD-I
2456463.30 11.15 CCD-V  10.17 CCD-I
2456470.30 10.78 CCD-V  9.87 CCD-I
2456472.30 10.85 CCD-V  9.85 CCD-I
2456473.30 10.86 CCD-V  9.88 CCD-I
2456480.30 10.78 CCD-V  9.86 CCD-I
2456489.30 10.60 CCD-V  9.71 CCD-I
2456491.30 10.54 CCD-V  9.67 CCD-I
2456498.30 10.55 CCD-V  9.66 CCD-I
2456503.30 10.54 CCD-V  9.66 CCD-I
2456510.30 10.56 CCD-V  9.64 CCD-I
2456518.30 10.50 CCD-V  9.62 CCD-I
2456528.30 10.51 CCD-V  9.60 CCD-I

Berto Monard / MLF
Kleinkaroo Observatory 

----- Original Message ----- 
From: "Hiroyuki Maehara" <maehara at kiso.ioa.s.u-tokyo.ac.jp>
To: <vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp>
Sent: Thursday, August 29, 2013 4:36 AM
Subject: [vsnet-alert 16300] V3804 Sgr


> Tadashi Kojima has reported an outburst of the symbiotic star V3804 Sgr.
> According to the data, the object has been in outburst since June 2013.
> 
> SGRV3804    20130316.797   118c
> SGRV3804    20130407.714   118c
> SGRV3804    20130511.768   120c
> SGRV3804    20130603.637   114c
> SGRV3804    20130712.561   107c
> SGRV3804    20130803.523   105c
> SGRV3804    20130825.452   103c
> SGRV3804    20130827.455   103c
> 
> Observer: Tadashi Kojima (Gumna, Japan)
> Instruments: f=150mm (F/2.8) lens + Canon EOS60D
> 
> The outburst was also recorded by KWS.
> http://kws.cetus-net.org/~maehara/VSdata.py?object=sgrv3804&plot=1&sdate=2013-04-01