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SU UMa-type

Special Notice #18: Rare Outburst of 0829+53 SW UMa

September 14, 2006: The SU UMa-type cataclysmic variable SW UMa is in superoutburst, according to observations reported by Patrick Schmeer, Bischmisheim, Germany, and a confirming observation reported by Stanislaw Swierczynski, Dobczyce, Poland.

Coordinates: R.A. 08:36:42.74 Decl. +53:28:38.1 (2000)

Recent observations (visual) reported to the AAVSO include:

AUG 21.8757, <13.5, D. Naillon, Lithons, France;

SEP 12.1400, <13.0, P. Schmeer, Bischmisheim, Germany;

13.1490, 10.8, Schmeer;

Alert Notice 210: 1147+49 BC Ursae Majoris in outburst AND Reminders on 0409-71 VW Hydri and 2138+43 SS Cygni AND Current activity on some cataclysmic variables

THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
25 Birch Street, Cambridge, MA 02138 USA
INTERNET: aavso@aavso.org
Tel. 617-354-0484 FAX 617-354-0665

AAVSO ALERT NOTICE 210 (July 7,1995)

1147+49 BC URSAE MAJORIS IN OUTBURST

The dwarf nova-type cataclysmic variable (SU UMa subclass) BC UMa is undergoing an
outburst, as indicated by the following observations:

Alert Notice 225: 0241-08 Supernova 1996an in NGC 1084 AND 0207-63 WX Hydri to be observed with Hubble Space Telescope

THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
25 Birch Street, Cambridge, MA 02138 USA
INTERNET: aavso@aavso.org

Tel. 617-354-0484 FAX 617-354-0665

AAVSO ALERT NOTICE 225 (July 31,1996)

0241-08 SUPERNOVA 1996an IN NGC 1084

Alert Notice 151: Superoutburst of 0203+56A UV Persei AND Superoutburst of 0803+62 SU Ursae Majoris AND Supernova in NGC 4374 [SN 1991bg]

THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS
25 Birch Street, Cambridge, MA 02138 USA
BITNET: aavso@cfa8 SPAN: nssdca::cfa8::aavso
Tel. 617-354-0484 FAX 617-354-0665

AAVSO ALERT NOTICE 151 (December 24, 1991)

SUPEROUTBURST OF 0203 + 56A UV PERSEI

The cataclysmic variable 0203 + 56A UV Persei is undergoing a superoutburst, as
indicated by the following observations from AAVSO observers:

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AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484