261 citations · 989 across the 28 of their papers we have counts for
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astro-ph2004
Photometric Identification of the low-Mass Population of Orion OB1b I: The sigma Ori Cluster
W. H. Sherry, F. M. Walter, S. J. Wolk
We report an optical photometric survey of 0.89 sq. degrees of the Orion OB1b association centered on sigma Ori. This region includes most of the sigma Ori cluster, the highest den…
astro-ph2004
V1647 Ori (IRAS 05436-0007) in Outburst: the First Three Months
Frederick M. Walter, Guy S. Stringfellow, William H. Sherry +1
We report on photometric (BVRIJHK) and low dispersion spectroscopic observations of V1647 Ori, the star that drives McNeil's Nebula, between 10 February and 7 May 2004. The star is…