[vsnet-obs 61391] 2008 Apr. 18-19 [GRL, NAS.VSS]

[Bjorn H. Granslo]

Norwegian Astronomical Society - Variable Star Section.

Observations from 2008 April 18-19 [JD 2454575].

Observer: Bjorn H. Granslo [GRL].
Location: Fjellhamar, Norway.
Instrument: 203-mm f/10 SCT [C203].
Observations: Visual, Pogson step estimates.
Report identification: grl_2008_04e.vis.

Variable     YYYYMMDD(UT)  Magn  Obs  Instrum.  Sequence Estimates
CAMZ         20080419.040  12.1  GRL  C203;100x NAS.VSS  K-2;L+4 [2]
CRBT         20080419.037  10.5  GRL  C203;100x NAS.VSS  W-3;X+1 [1]
CYGSS        20080419.038  11.9  GRL  C203;100x NAS.VSS  R-5;K=V [2]
CYGV2468     20080419.041  11.6  GRL  C203;100x NAS.VSS  S-5;T=V [2]
CYGV2491     20080419.043   9.7  GRL  C203;100x NAS.VSS  H-1;K+4 [1]
HERV844      20080419.095  12.2  GRL  C203;133x Sumner   '2'+1 [2]
OPHRS        20080419.035  11.7  GRL  C203;100x NAS.VSS  S-2 [2]

* V2491 Cygni (Nova Cyg 2008 No. 2) comparison stars (V-magnitudes
   from TYC-2 w/Bessell and TASS-4): H = 9.56; K = 10.15. Ver. Apr. 14.
   Chart: http://folk.uio.no/bgranslo/charts/V2491_Cyg_c.gif .
* V844 Herculis. This dwarf nova is in a rare outburst. Comparison
   star (from B. Sumner sequence, V-mag. by A. Henden): '2' = 12.334.
   Sequence: ftp://ftp.aavso.org/public/calib/sumner/v844her.seq .