2 papers
astro-ph2001
A Search for Intra-group Planetary Nebulae in the M 81 Group
John J. Feldmeier, Patrick R. Durrell, Robin Ciardullo +1
We present the initial results from an [O III] lambda 5007 survey for intra-group planetary nebulae in the M 81 group of galaxies. A total of 0.36 square degrees of the survey have…
astro-ph2001
Kinematics of Planetary Nebulae in M 51's Tidal Tail
John Feldmeier, Chris Mihos, Patrick Durrell +2
The galaxy pair NGC 5194/95 (M 51) is one of the closest and best known interacting systems. Despite its notoriety, however, many of its features are not well studied. Extending we…