412 citations · 942 across the 12 of their papers we have counts for
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Neon and Oxygen Abundances in M33
N. R. Crockett, D. R. Garnett, P. Massey +1
We present new spectroscopic observations of 13 H II regions in the Local Group spiral galaxy M33. The regions observed range from 1 to 7 kpc in distance from the nucleus. Of the 1…
Close Binaries as the Progenitors of the Brightest Planetary Nebulae
Robin Ciardullo, Steinn Sigurdsson, John J. Feldmeier +1
We investigate the possible progenitors of the planetary nebulae (PNs) which populate the top 0.5 mag of the [O III] 5007 planetary nebula luminosity function (PNLF). We show that…
The Dwarf Spheroidal Companions to M31: Variable Stars in Andromeda I and Andromeda III
Barton J. Pritzl, Taft E. Armandroff, George H. Jacoby +1
(Abridged) We present the results of variable star searches of the M31 dwarf spheroidal companions Andromeda I and Andromeda III using the Hubble Space Telescope. A total of 100 va…