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astro-ph2004
Spectroscopic analysis of tremendous--outburst--nova candidates
L. Schmidtobreick, C. Tappert, A. Bianchini +1
In the course of a long-term project investigating classical novae with large outburst amplitudes, we have performed optical spectroscopy of several old-nova candidates. We here pr…
astro-ph2003
Recovery of the old nova V840 Ophiuchi: A carbon rich system
L. Schmidtobreick, C. Tappert, A. Bianchini +1
We present optical spectroscopy and multi colour photometry of the old nova V840 Oph. We rediscovered the nova based on its position in the colour--colour diagrams. It stands out a…
astro-ph2003
GZ Cancri: a cataclysmic variable at the lower edge of the period gap
C. Tappert, A. Bianchini
We present calibrated photometry and time-resolved spectroscopy of the cataclysmic variable GZ Cnc. Radial velocities of the H-alpha emission line reveal an orbital period of 0.088…