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Date: Mon, 14 Dec 1992 00:12:31 +0100
From: granslo@argo.uio.no
Norwegian Astronomical Society - Variable Star Section
VARIABLE STARS - REPORT OF 1992 DECEMBER 13
Visual observations by members of NAS.VSS (selected results). Time system
is U.T. Observers: GRA = B. H. Granslo (Fjellhamar); HEE = L. T. Heen
(Trondheim); LAU = A. Lauvstad (Levanger); MID = O. Midtskogen (Tranby).
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 Nov 28.73 10.2 GRA Dec 13.12 10.3 GRA
N1992 Cyg Nov 21.814 9.7 MID Nov 24.690 9.4 MID Nov 28.681 9.9 MID
N1992 Cyg Nov 29.738 9.6 GRA Dec 2.009 9.6 GRA Dec 3.793 9.9 MID
N1992 Cyg Dec 12.060 9.8 GRA Dec 12.722 9.8 GRA Dec 13.666 9.8 GRA
GK Per Nov 28.33 13.1 MID
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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 Nov 15.79 13.0: GRA Nov 28.78 <13.1 GRA
RX And Nov 28.78 <13.1 GRA Dec 11.93 11.3 GRA Dec 12.82 11.7 GRA
Z Cam Nov 29.81 11.6 GRA Dec 12.02 11.7 GRA Dec 13.05 11.6 GRA
SS Cyg Nov 29.74 12.1 GRA Dec 2.01 12.0 GRA Dec 12.73 12.0 GRA
SS Cyg Dec 13.67 12.0 GRA
RU Peg Nov 28.75 12.5 GRA Dec 12.78 10.7 GRA Dec 13.66 10.8 GRA
IP Peg Dec 12.78 13.5: GRA
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Dwarf novae in outburst were RX Andromedae and RU Pegasi. IP Peg was only
suspected.
3. OTHER VARIABLES
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Variable 1992 UT Magn Obs 1992 UT Magn Obs 1992 UT Magn Obs
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UV Cas Nov 29.00 10.7 GRA Dec 12.02 10.8 GRA
T Cep Nov 24.94 6.7: LAU Nov 28.79 6.0 GRA Dec 12.03 6.3 GRA
Omicr Cet Nov 28.82 7.2 GRA Dec 12.82 7.4 GRA
R CrB Nov 28.70 6.0 GRA Dec 4.68 6.1 HEE Dec 13.10 6.0 GRA
V482 Cyg Nov 28.77 11.0 GRA Dec 12.77 11.5 GRA
X Per Dec 1.95 6.5 HEE Dec 5.68 6.5 HEE Dec 12.03 6.5 GRA
AX Per Nov 28.78 11.8 GRA Dec 12.78 11.8 GRA
V Sge Nov 28.75 11.1 GRA Dec 12.77 <12.3 GRA
RR Tau Nov 29.81 10.7 GRA Dec 12.83 12.3 GRA
SU Tau Nov 29.03 9.6 GRA Dec 12.83 9.7 GRA
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The R CrB stars UV Cas, R CrB, V482 Cyg and SU Tau were all seen near
maximum. RR Tauri has apparently faded.
[The minor planet 4179 Toutatis was seen by undersigned on Dec 13 from
03.15 to 04.15 U.T., at magnitude 11.2 - 11.3. Its movement was visible
within a couple of minutes.]
Bjorn H. Granslo
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