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Date: Thu, 14 Jan 1993 23:46:23 +0100
From: granslo@argo.uio.no
Subject: VS Observations (Report of 1993 Jan 14)
Norwegian Astronomical Society - Variable Star Section
VARIABLE STARS - REPORT OF 1993 JANUARY 14
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This report contains visual observations from 1992 December 31 to 1993
January 13. Time system is U.T. Observers: H. Dahle, Oslo, Norway (20.3-cm
SCT); B. H. Granslo, Malm, Norway (15.2-cm reflector, Binoculars 7x35).
1. NOVAE AND RECURRENT NOVAE
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Variable Date UT Magn Obs Date UT Magn Obs Date UT Magn Obs
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T CrB Jan 12.11 10.5 GRL
N1992 Cyg Jan 3.699 10.1 GRL Jan 11.782 10.2 GRL Jan 12.899 10.2 DAH
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Nova Cygni 1992 is fading slowly.
2. DWARF NOVAE
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Variable Date UT Magn Obs Date UT Magn Obs Date UT Magn Obs
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RX And Jan 11.81 <12.5 GRL Jan 12.86 13.8: DAH
FN And Jan 12.87 <14.1 DAH
SS Aur Jan 10.01 <13.0 DAH Jan 11.82 <12.5 GRL Jan 12.87 <13.8 DAH
Z Cam Jan 3.71 11.6 GRL Jan 11.79 11.5 GRL
SY Cnc Jan 12.91 11.2 DAH
YZ Cnc Jan 12.90 <13.6 DAH
HL CMa Jan 12.89 <11.8 DAH
HT Cas Jan 12.87 <13.6 DAH
SS Cyg Jan 3.69 12.0 GRL Jan 11.79 12.0 GRL Jan 12.90 12.0 DAH
U Gem Jan 11.82 <12.3 GRL Jan 12.89 14.2: DAH
X Leo Jan 12.92 <12.7: DAH
TU Leo Jan 12.92 <13.5 DAH
CN Ori Jan 12.89 12.4 DAH
CZ Ori Jan 10.01 <12.9: DAH Jan 12.87 <13.3 DAH
TZ Per Jan 12.86 13.4 DAH
UV Per Jan 12.86 <13.6 DAH
KT Per Jan 12.86 <13.2 DAH
TY Psc Jan 12.88 11.7 DAH
SU UMa Jan 12.91 <13.9 DAH
SW UMa Jan 12.91 <13.5 DAH
BC UMa Jan 12.93 <12.7 DAH
BZ UMa Jan 12.91 <13.7 DAH
CH UMa Jan 12.93 <13.3 DAH
PG0943+521 Jan 12.92 12.4 DAH
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Dwarf novae in outburst were Z Cam (standstill), SY Cnc, CN Ori, TZ Per
(standstill?), TY Psc (supermaximum?) and PG 0943+521.
3. OTHER CATACLYSMIC AND ERUPTIVE VARIABLES
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Variable Date UT Magn Obs Date UT Magn Obs Date UT Magn Obs
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Z And Jan 3.70 10.7 GRL Jan 11.79 10.7 GRL
RW Aur Jan 3.76 10.6 GRL Jan 11.83 10.8 GRL
EG And Dec 31.09 7.5 GRL Jan 3.73 7.5 GRL Jan 11.81 7.5 GRL
TT Ari Jan 11.81 10.7 GRL
AB Aur Dec 31.09 6.6 GRL
AE Aur Dec 31.09 5.8 GRL
XX Cam Dec 31.12 7.4 GRL Jan 3.77 7.4 GRL Jan 11.85 7.4 GRL
TX CVn Jan 11.85 9.9 GRL
UV Cas Jan 3.70 10.7 GRL Jan 11.80 10.8 GRL
Gamma Cas Dec 31.09 2.2 GRL Jan 12.13 2.2 GRL
R CrB Dec 31.08 6.0 GRL Jan 12.11 5.9 GRL
BF Cyg Jan 12.15 11.6: GRL
CH Cyg Jan 3.69 8.3 GRL Jan 11.81 8.5 GRL
CI Cyg Jan 3.69 11.0 GRL Jan 12.15 10.9 GRL
V482 Cyg Jan 3.69 11.1 GRL
V1016 Cyg Jan 3.69 10.5 GRL Jan 12.15 10.4 GRL
P Cyg Jan 12.13 5.1 GRL
AG Dra Jan 3.72 9.9 GRL Jan 12.11 9.9 GRL
AG Peg Jan 3.69 8.8 GRL
X Per Dec 31.09 6.4 GRL Jan 13.02 6.4 GRL
AX Per Jan 11.81 11.8 GRL
T Tau Jan 3.76 9.9 GRL Jan 11.83 9.9 GRL
RR Tau Jan 11.83 12.2: GRL
RY Tau Jan 11.83 10.6 GRL
SU Tau Jan 3.76 9.6 GRL Jan 11.83 9.7 GRL
BP Tau Jan 11.83 12.2 GRL
BU Tau Dec 31.09 5.3 GRL Jan 13.02 5.2 GRL
CQ Tau Jan 11.83 10.8 GRL
TAV0033+59 Jan 3.74 10.8 GRL Jan 11.80 10.7 GRL
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4. MIRA STARS
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Variable Date UT Magn Obs Date UT Magn Obs Date UT Magn Obs
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R And Jan 3.73 10.0 GRL Jan 11.81 10.3 GRL
X Aur Jan 11.84 11.8 GRL
R Boo Jan 12.11 7.4 GRL
R Cam Jan 12.13 11.4 GRL
X Cam Jan 3.71 9.0 GRL
R Cnc Jan 11.84 8.1 GRL
T Cas Jan 3.73 8.4 GRL Jan 11.80 8.3 GRL
V Cas Jan 11.79 11.3 GRL
W Cas Jan 3.74 10.1 GRL Jan 11.80 10.1 GRL
S Cep Jan 3.72 9.4 GRL Jan 11.79 9.4 GRL
T Cep Dec 31.09 6.7 GRL Jan 3.72 6.5 GRL Jan 11.78 6.7 GRL
RY Cep Jan 3.72 10.1 GRL Jan 11.79 10.0 GRL
S CrB Jan 12.11 9.3 GRL
R Cyg Jan 11.81 11.0 GRL
U Cyg Jan 12.14 10.7 GRL
Chi Cyg Jan 3.69 9.0 GRL Jan 12.11 8.7 GRL
R Dra Jan 3.72 8.0 GRL Jan 12.11 8.2 GRL
R Leo Jan 11.84 9.5 GRL
W Lyr Jan 12.12 9.5 GRL
U Ori Dec 31.09 8.1 GRL Jan 3.76 8.0 GRL Jan 11.83 8.2 GRL
R Tri Dec 31.09 6.9 GRL Jan 3.75 6.7 GRL Jan 11.81 7.2 GRL
R UMa Jan 3.75 10.6 GRL
S UMa Jan 3.75 9.8 GRL
T UMa Jan 3.74 8.5 GRL Jan 9.00 8.8 GRL
S UMi Jan 12.12 11.6 GRL
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(The apparent brightening of T Cep, U Ori and R Tri from Dec 31 to Jan 3 is
due to change of instrument, binoculars were used on the former date.)
Bjorn H. Granslo
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