THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
25 Birch Street, Cambridge, MA 02138 USA
Tel. 617-354-0484 Fax 617-354-0665
INTERNET: aavso@aavso.org
* * * AAVSO NEWS FLASH * * *
Subject: 0006-12 WW CET 0803+62 SU UMA No. 354
0206+57A TZ PER 0804+28 YZ CNC October 16, 1998
0523-03 V1159 ORI 0854-24 VZ PYX
0641+28 IR GEM 1109-37 V436 CEN
0709+08 AQ CMI 1804+67 EX DRA
0725+06 SV CMI
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0006-12 WW CETI
The dwarf nova type (possible Z CAM subclass) cataclysmic variable WW CET
is in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
OCT 10.4535 13.6 SRX OCT 15.0451 11.6 BRJ
OCT 11.4701 13.5 SRX OCT 15.4576 11.0 SRX
OCT 14.4472 11.2 SRX OCT 16.11 10.8 DGP
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0206+57A TZ PERSEI
The dwarf nova type (Z CAM subclass) cataclysmic variable TZ PER is in
outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
OCT 14.919 14.7 PYG OCT 16.11 13.0 DGP
OCT 14.946 <13.2 GMC OCT 16.1813 13.0 SWT
OCT 15.0382 13.9 BRJ OCT 16.3111 13.0 KMA
OCT 15.85 13.1 KTO OCT 16.4549 13.3 HSG
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0523-03 V1159 ORIONIS
The dwarf nova type (SU UMA subclass) cataclysmic variable V1159 ORI
appears to be in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
OCT 11.4736 14.6: HSG OCT 16.4590 13.4 HSG
OCT 12.4264 13.9 HSG
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0641+28 IR GEMINORUM
The dwarf nova type (SU UMA subclass) cataclysmic variable IR GEM is in
outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
OCT 15.037 <15.1 PYG OCT 16.3903 12.3 KMA
OCT 15.13 <14.3 KTO OCT 16.451 12.2 MRV
OCT 16.13 <14.3 KTO OCT 16.4632 12.0 HSG
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0709+08 AQ CANIS MINORIS
The dwarf nova type (UG subclass) cataclysmic variable AQ CMI appears to be
in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
SEP 29.7569 <14.6 SRX OCT 15.7535 14.6 SRX
OCT 15.6875 14.6 SRX
According to the AAVSO International Database this star is fainter than
visual magnitude 15.8 during quiescence.
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0725+06 SV CANIS MINORIS
The dwarf nova type (Z CAM subclass) cataclysmic variable SV CMI appears to
be in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
SEP 29.7528 <14.8 SRX OCT 15.6826 13.6 SRX
OCT 03.7597 <14.0 SRX
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0803+62 SU URSAE MAJORIS
The dwarf nova type (SU UMA subclass prototype) cataclysmic variable SU UMA
is in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
OCT 12.4375 14.7: HSG OCT 15.77 12.1 KTO
OCT 12.79 <13.2 KTO OCT 16.15 11.9 KTO
OCT 15.039 13.5 PYG OCT 16.3979 12.4 KMA
OCT 15.13 13.0 KTO
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0804+28 YZ CANCRI
The dwarf nova type (SU UMA subclass) cataclysmic variable YZ CNC is in
outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
OCT 12.4340 <14.2 HSG OCT 15.7486 12.3: SRX
OCT 13.16 <13.3 GRL OCT 16.4660 12.8 HSG
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0854-24 VZ PYXIDIS
The dwarf nova type (SU UMA subclass) cataclysmic variable VZ PYX appears
to be in outburst, as indicated by the following observations:
AAVSO Observer
UT Mag. Initials
OCT 15.6500 12.8 SRX
According to the AAVSO International Database this star is fainter than
visual magnitude 15.0 during quiescence.
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1109-37 V436 CENTAURI
The dwarf nova type (SU UMA subclass) cataclysmic variable V436 CEN appears
to be in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
SEP 29.7771 <13.6 SRX OCT 15.7403 12.0 SRX
OCT 03.7674 <13.2 SRX
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1804+67 EX DRACONIS
The dwarf nova type cataclysmic variable EX DRA is in outburst, as indicated
by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
OCT 11.0896 <15.3 HSG OCT 14.828 14.1 PYG
OCT 11.833 15.1 PYG OCT 15.0239 13.7 BRJ
OCT 12.1313 14.8 HSG
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We thank the following contributors for the data that they
have provided for this News Flash:
BRJ - J. BORTLE, USA KTO - T. KINNUNEN, FINLAND
DGP - G. DYCK, USA MRV - R. MODIC, USA
GMC - M. GILL, ENGLAND PYG - G. POYNER, ENGLAND
GRL - B. GRANSLO, NORWAY SRX - R. STUBBINGS, AUSTRALIA
HSG - G. HANSON II, USA SWT - R. STEWART, USA
KMA - M. KOMOROUS, CANADA
Please monitor these and other variable stars closely and phone-in, fax,
or e-mail your observations to the AAVSO.
Good observing!
Janet A. Mattei, Director
Rebecca Pellock, Technical Assistant
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Symbols may include: < = fainter than magnitude given (variable not
seen)
: = uncertain
CCDV = Charge-coupled device with (V) filter
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observations of unusual variable star activity to:
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may do so by sending a message to:
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If you would like data from the AAVSO International Database for
research purposes, please send your request to:
Janet Mattei, AAVSO Director, at aavso@aavso.org
We look forward to including your observations in future editions
of AAVSO NEWS FLASH!
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