Search
Now showing items 1-2 of 2
Newly discovered Wolf-Rayet and weak emission-line central stars of planetary nebulae
(2011-07)
We present the spectra of 32 previously unpublished confirmed and candidate Wolf-Rayet ([WR]) and weak emission-line (WELS) central stars of planetary nebulae (CSPNe). 18 stars have been discovered in the Macquarie/AAO/Strasbourg ...
The influence of binarity on dust obscuration events in the planetary nebula M 2-29 and its analogues
(2011)
The central star of the planetary nebula (CSPN) M 2-29 shows an extraordinary R Coronae Borealis-like fading event in its optical lightcurve. The only other CSPN to show these events are CPD−56◦8032 (Hen 3-1333) and V651 ...