[vsnet-obs 58743] 2007 July, GRL

[Bjorn H. Granslo]

Norwegian Astronomical Society - Variable Star Section

Observations from 2007 Jul 01 UT to 2007 Jul 31 UT

Observer: Bjorn H. Granslo [GRL]
Location: Fjellhamar, Norway.
Observations: Visual, Pogson step estimates.
Report identification: grl_2007_07.vis

Variable  YYYYMMDD(UT)  Magn  Obs  Instrum.  Mag.ref  Estimates
CASrho    20070716.00    4.7  GRL  B7x50     NAS.VSS  B-5;G+6 [2]
CASrho    20070728.93    4.8  GRL  B7x50     NAS.VSS  B-6;D=V;G+6 [1]
CRBR      20070712.97    6.4  GRL  B7x50     NAS.VSS  B-6;C+1 [2]
CRBR      20070715.00    6.8  GRL  L70;20x   NAS.VSS  C-3;E+6 [2]
CRBR      20070720.95    7.0  GRL  L100;25x  NAS.VSS  C-5;E+5 [1]
CRBR      20070725.95    7.5  GRL  L100;25x  NAS.VSS  E=V;F+6 [1]
CRBR      20070728.93    8.1  GRL  L100;25x  NAS.VSS  E-6;F=V [1]
CRBR      20070730.050   8.6  GRL  L100;25x  NAS.VSS  F-5;H+5 [2]
CRBR      20070731.949   9.3  GRL  L100;25x  NAS.VSS  H-2;J+2 [1]
CRBT      20070728.94   10.2  GRL  C203;100x NAS.VSS  U-4;X+4 [1]
CYGSS     20070720.98   12.2  GRL  C203;100x NAS.VSS  K-3;L=V [2]
CYGSS     20070728.94   12.0  GRL  C203;100x NAS.VSS  K-1;L+3 [2]
CYGSS     20070731.99   12.0  GRL  C203;100x NAS.VSS  K-1;L+3 [2]
CYGW      20070728.95    6.7  GRL  B7x50     NAS.VSS  D-5;E+1 [1]
OPHRS     20070728.94   11.2  GRL  C203;100x NAS.VSS  R-3;S+3 [2]
SCTR      20070712.96    5.8  GRL  B7x50     NAS.VSS  E-4;S+4 [2]
SCTR      20070715.00    5.9  GRL  B7x50     NAS.VSS  E-5;S+3 [2]
SCTR      20070720.95    6.4  GRL  L100;25x  NAS.VSS  S-2;G=V [2]
SCTR      20070725.95    6.7  GRL  L100;25x  NAS.VSS  G-2;H=4 [1]
SCTR      20070728.93    6.4  GRL  B7x50     NAS.VSS  S-2;G+1 [1]
SGRV5558  20070715.967   8.1  GRL  L70;32x   NAS.VSS  E-4;F+2 [2]
SGRV5558  20070720.944   8.6  GRL  L100;25x  NAS.VSS  F-3;H+6 [2]
SGRV5558  20070728.924   8.3  GRL  L100;25x  NAS.VSS  E-6;F=V [2]
SGRV5558  20070731.957   8.8  GRL  L100;25x  NAS.VSS  F-5;H+5 [2]

R CrB comparison stars (V-mags. from GCPD and TASS):
B = 5.78 [upsilon CrB]; C = 6.47 [HR 5813]; E = 7.44 [HD 141352];
F = 8.06 [HD 140913]; H = 9.06 [HD 141769]; J = 9.54 [HD 142210].

V5558 Sgr comparison stars (V-mags. from TYC2 w/Bessell):
E = 7.65 [HD 166052]; F = 8.27 [HD 165854]; F = 9.22 [HD 166322].
V5558 Sgr (Nova 2007): R.A = 18h10m18s, Decl. = -18o46'.9 (2000).