21 citations · 26 across the 2 of their papers we have counts for
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astro-ph.GA2021★ 5 cited
The five axes of the Turtle: symmetry and asymmetry in NGC 6210
William J. Henney, J. A. López, Ma. T. García-Díaz +1
We carry out a comprehensive kinematic and morphological study of the asymmetrical planetary nebula: NGC 6210, known as the Turtle. The nebula's spectacularly chaotic appearance ha…
astro-ph.GA2018
The Owl and other strigiform nebulae: multipolar cavities within a filled shell
Ma. T. García-Díaz, W. Steffen, W. J. Henney +4
We present the results of long-slit echelle spectroscopy and deep narrow-band imaging of the Owl Nebula (NGC 3587), obtained at the \textit{Observatorio Astronómico Nacional, San P…