---------- Forwarded message ----------
Date: Thu, 6 Sep 2007 00:37:50 +0200 (MET DST)
From: Bjorn H. Granslo <b.h.granslo@...>
To: vsnet-obs@...
Subject: [vsnet-obs 59160] 2007 Sep 03-05, visual [GRL, NAS.VSS].


Norwegian Astronomical Society - Variable Star Section.

Observations from 2007 September 03-05 UT [JD 2454347-2454348].

Observer: Bjorn H. Granslo [GRL].
Location: Fjellhamar, Norway.
Instruments: 203-mm SCT [C203]; 7x50 binoculars [B7x50].
Observations: Visual, Pogson step estimates.
Report identification: grl_2007_08d.vis.

Variable YYYYMMDD(UT) Magn Obs Instrum. Mag.ref Estimates
CASrho 20070904.02 4.6 GRL B7x50 NAS.VSS B-4;D+1 [1]
CYGSS 20070903.993 11.2 GRL C203;100x NAS.VSS R-3;K+2 [1]
CYGSS 20070904.985 11.6 GRL C203;100x NAS.VSS R-2;K+3 [1]
CYGchi 20070904.02 6.8 GRL B7x50 NAS.VSS F-3;G=V [1]
HS2331+3905 20070904.992 11.5 GRL C203;100x NAS.VSS L-5;P+6 [1]
HS2331+3905 20070905.032 11.2 GRL C203;100x NAS.VSS L-2;ZN+3 [1]
PERTX 20070904.01 10.5 GRL C203;100x NAS.VSS D=V;E+3 [1]
SN2007gr 20070904.012 13.0 GRL C203;100x NAS.VSS L-1;M+2 [2]
VULV458 20070903.992 11.4 GRL C203;100x NAS.VSS K-3;L+1;M+5 [1]
VULV458 20070904.987 11.4 GRL C203;100x NAS.VSS K-2;L+1 [1]

*** Remarks concerning HS 2331+3905 ***
This cataclysmic object is in a rare outburst. Comparison stars
(V-magnitudes from TASS-4 and A. Henden): L = 10.88 [TYC 3231-0533];
P = 12.20 [TYC 3235-1281]; ZN = 11.72 [TYC3235-0014]. NAS.VSS
sequence: http://folk.uio.no/bgranslo/sequence/HS2331+3905.seq .
An image using Canon EOS 400D + 100-mm FL f/2.0 (on photo tripod):
http://folk.uio.no/bgranslo/images/HS2331_2007Sep05L.jpg .
HS 2331+3905 is at R.A. = 23h34m01s, Decl. = +39o21'.7 (2000.0).