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Norwegian Astronomical Society - Variable Star Section
VARIABLE STARS - REPORT OF 1992 SEPTEMBER 18
Recent visual observations by members of NAS.VSS. Time system is U.T.
Observers: DAH = H. Dahle (Oslo), GRL = B. H. Granslo (Fjellhamar).
1. NOVAE AND RECURRENT NOVAE
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Variable 1992 UT Magn Obs 1992 UT Magn Obs 1992 UT Magn Obs
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T CrB Sep 11.80 10.2 DAH Sep 12.82 10.5 GRL Sep 12.94 10.3 DAH
T CrB Sep 16.79 10.4 DAH Sep 16.87 10.4 GRL Sep 17.80 10.3 DAH
N1992 Cyg Sep 9.972 9.0 GRL Sep 11.031 9.0 GRL Sep 11.992 9.0 GRL
N1992 Cyg Sep 11.803 9.1 DAH Sep 12.838 9.0 GRL Sep 12.925 8.9 DAH
N1992 Cyg Sep 16.798 9.0 DAH Sep 16.888 9.0 GRL Sep 17.367 9.0 DAH
RS Oph Sep 12.82 10.8 GRL Sep 16.87 10.9 GRL
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2. DWARF NOVAE
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Variable 1992 UT Magn Obs 1992 UT Magn Obs 1992 UT Magn Obs
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RX And Sep 11.03 10.9 GRL Sep 11.82 10.5 DAH Sep 12.01 10.9 GRL
RX And Sep 12.87 10.8 GRL Sep 12.93 10.6 DAH Sep 16.81 12.2 DAH
RX And Sep 16.92 12.4 GRL Sep 17.80 13.1 DAH
Z Cam Sep 16.87 10.9 GRL
SS Cyg Sep 11.03 12.0: GRL Sep 11.84 12.1 DAH Sep 11.99 12.0 GRL
SS Cyg Sep 12.84 12.0 GRL Sep 12.92 12.0 DAH Sep 16.80 12.1 DAH
SS Cyg Sep 16.89 12.0 GRL Sep 17.80 12.0 DAH
EM Cyg Sep 11.82 13.7: DAH Sep 12.93 13.3 DAH Sep 16.80 12.6 DAH
EM Cyg Sep 16.88 12.8 GRL Sep 17.80 12.5 DAH
AH Her Sep 11.81 12.0 DAH Sep 16.80 <13.6 DAH Sep 17.82 13.5: DAH
AY Lyr Sep 16.82 13.4 DAH Sep 17.80 12.9 DAH
RU Peg Sep 12.93 12.7: DAH Sep 16.80 12.0 DAH Sep 16.91 11.9 GRL
RU Peg Sep 17.84 12.0 DAH
EF Peg Sep 17.816 12.8 DAH
IP Peg Sep 11.810 12.9: DAH Sep 16.811 13.3: DAH Sep 16.94 <13.6 GRL
IP Peg Sep 17.81 <13.6 DAH
TZ Per Sep 12.44 13.0 DAH Sep 16.85 13.1 DAH Sep 17.82 13.2: DAH
KT Per Sep 16.85 12.9 DAH Sep 17.82 12.8: DAH
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Dwarf novae in outburst: RX And, Z Cam, EM Cyg, AH Her, AY Lyr, RU Peg,
EF Peg, TZ Per (at standstill?), KT Per.
3. OTHER VARIABLES
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Variable 1992 UT Magn Obs 1992 UT Magn Obs 1992 UT Magn Obs
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R CrB Sep 11.80 6.1 DAH Sep 12.82 6.1 GRL Sep 16.80 6.0 DAH
R CrB Sep 16.87 6.0 GRL Sep 17.80 6.0 DAH
CH Cyg Sep 11.03 8.0 GRL Sep 12.85 8.0 GRL Sep 16.89 8.5 GRL
X Per Sep 13.01 6.5 GRL Sep 16.91 6.5 GRL
AX Per Sep 12.01 11.8 GRL Sep 16.92 11.9 GRL
DY Per Sep 17.88 12.3 DAH
FG Sge Sep 11.98 11.0 GRL Sep 12.84 11.0 GRL Sep 16.88 11.4 GRL
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The faintness of FG Sagittae should be noted.
Bjorn H. Granslo
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