5 papers
Leo5 Is a Z Cam Type Dwarf Nova
Patrick Wils, Tom Krajci, Mike Simonsen
Photometry of Leo5 = 1H 1025+220 show that it is a dwarf nova of the Z Cam subtype. Two long standstills have been observed in the last five years.
The Z CamPaign: Year 1
Mike Simonsen
The Cataclysmic Variable Section of the American Association of Variable Star Observers (AAVSO) has initiated an observing campaign to study a subset of dwarf novae (DNe), known as…
The First Historical Standstill of WW Ceti
Mike Simonsen, Rod Stubbings
Z Cam dwarf novae are distinguished from other dwarf novae based on the appearance of so called 'standstills' in their long-term optical light curves. It has been suggested previou…
A New Cataclysmic Variable in Hercules
A. Price, B. Gary, J. Bedient +30
We present time-series observations, spectra and archival outburst data of a newly-discovered variable star in Hercules, Var Her 04. Its orbital period, mass ratio, and outburst am…
Unusually Increased Activity of GZ Cnc
T. Kato, P. A. Dubovsky, R. Stubbings +1
GZ Cnc was discovered as a variable star by Takamizawa (Tmz V34), which turned out to a cataclysmic variable (CV). Past studies have shown that this object is a good candidate for…