THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
25 Birch Street, Cambridge, MA 02138 USA
Tel. 617-354-0484 Fax 617-354-0665
http://www.aavso.org
* * * AAVSO NEWS FLASH * * *
Subject: 0206+57A TZ PER 2023+43 V503 CYG No. 466
1925+42 V1504 CYG 2138+43 SS CYG July 13, 1999
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0206+57A TZ PERSEI
The dwarf nova type (Z CAM subclass) cataclysmic variable TZ PER appears to
be in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
JUL 11.053 14.5 PYG JUL 12.1625 14.0 BRJ
JUL 11.3285 14.0 KMA JUL 13.070 13.1 PYG
JUL 12.048 14.3 PYG
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1925+42 V1504 CYGNI
The dwarf nova type (SU UMA subclass) cataclysmic variable V1504 CYG
appears to be in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
JUL 08.039 15.8 PYG JUL 12.003 <15.5 PYG
JUL 09.962 <14.5 MUY JUL 12.967 14.7 PYG
JUL 10.067 <15.3 PYG
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2023+43 V503 CYGNI
The dwarf nova type (SU UMA subclass) cataclysmic variable V503 CYG appears
to be in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
JUL 12.2440 17.43 CCDV ZRE JUL 13.026 14.0 PYG
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2138+43 SS CYGNI
The dwarf nova type (SS CYG subclass prototype) cataclysmic variable SS CYG
is in outburst, as indicated by the following observations:
AAVSO Observer AAVSO Observer
UT Mag. Initials UT Mag. Initials
JUL 09.1771 8.9 BTB JUL 11.2340 8.8 MDP
JUL 09.6889 9.1 GKA JUL 11.2347 9.0 BJQ
JUL 09.90 8.6 GUN JUL 11.3299 8.6 BTH
JUL 09.95 8.7 RCH JUL 11.3528 9.0 KMA
JUL 09.968 9.3 OJR JUL 11.9 8.4 VET
JUL 09.990 8.9 MUY JUL 11.9 8.4 VET
JUL 10.005 8.6 RMQ JUL 11.91 8.7 RCH
JUL 10.0799 8.8 BMM JUL 11.91 8.7 RCH
JUL 10.080 9.4 PYG JUL 11.942 8.6 MUY
JUL 10.0993 9.3 POX JUL 11.949 8.9 PYG
JUL 10.1347 9.5 MDP JUL 11.9577 8.8 POX
JUL 10.1563 8.8 BTB JUL 11.972 8.8 RMQ
JUL 10.1979 9.3 KMA JUL 11.98 9.0 GGX
JUL 10.2111 9.2 MDP JUL 11.98 9.0 GGX
JUL 10.2396 9.0 BJQ JUL 12.0757 8.7 BMM
JUL 10.269 8.8 MRV JUL 12.1028 8.7 MKJ
JUL 10.917 8.8 RMQ JUL 12.1181 8.9 BRJ
JUL 10.986 8.6 MUY JUL 12.1310 8.6 GMB
JUL 11.010 8.9 PYG JUL 12.1493 8.9 CGF
JUL 11.03 8.7 SPK JUL 12.1819 9.0 KMA
JUL 11.0785 8.6 BMM JUL 12.970 9.0 PYG
JUL 11.1278 8.7 BRJ JUL 13.0896 8.8 BMM
JUL 11.1400 8.6 GMB JUL 13.2146 9.4 SXN
JUL 11.1576 8.8 CGF JUL 14.3611 8.8 RJQ
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We thank the following contributors for the data that they
have provided for this News Flash:
BJQ - J. BROOKS, USA MRV - R. MODIC, USA
BMM - M. BIESMANS, BELGIUM MUY - E. MUYLLAERT, BELGIUM
BRJ - J. BORTLE, USA OJR - J. OSORIO, SPAIN
BTB - T. BRETL, USA POX - M. POXON, ENGLAND
BTH - T. BURROWS, USA PYG - G. POYNER, ENGLAND
CGF - G. CHAPLE JR., USA RCH - C. RAMILLON, FRANCE
GGX - G. GUZMAN, FRANCE RJQ - J. ROWE, CANADA
GKA - K. GRAHAM, USA RMQ - M. RESZELSKI, POLAND
GMB - M. GABLE, USA SPK - P. SCHMEER, GERMANY
GUN - J. GUNTHER, FRANCE SXN - M. SIMONSEN, USA
KMA - M. KOMOROUS, CANADA VET - M. VERDENET, FRANCE
MDP - P. MCDONALD, CANADA ZRE - R. ZISSELL, USA
MKJ - J. MCKENNA, USA
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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