[vsnet-obs 1366] Recent NAS.VSS observations of R CrB

[b.h.granslo@astro.uio.no]

         Norwegian Astronomical Society - Variable Star Section

                   ***** R CORONAE BOREALIS *****

This variable is undergoing a major fade. Visual magnitude estimates by
B. H. Granslo (Blindern, Oslo, Norway):

  1995 UT    Observation       Mag  Cl  Instrument
Sep 30.82    B-5;E+4           6.1   1  10x50 binoculars
Oct  7.81    E-1;F+1;G+7       6.6   1  10x50 binoculars
Oct 10.831   G-3;J+4           7.5   1  7.6-cm refr. (40x)
Oct 12.886   G-8;J-2;K+2;L+3   8.1   2  7.6-cm refr. (40x)
Oct 18.765   R-5;S-1;T+4      10.7   1  7.6-cm refr. (61x)

Comparison stars (visual magnitudes): B=5.6; E=6.5; F=6.7; G=7.2; J=7.9;
K=8.3; L=8.6; R=10.2; S=10.6; T=11.1. Star identifications are from
"Webb Society Deep-Sky Observer's Handbook, Vol. 8, Variable Stars",
the magnitudes are due to AAVSO.

                                      Yours sincerely,
                                      Bjorn H. Granslo
                                    bgranslo@astro.uio.no

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