Photoionization modeling of the Galactic planetary nebulae Abell 39 and NGC 7027
classification
🌌 astro-ph.GA
keywords
planetaryabelldistancesnebulaphotoionizationbipolarcodeestimate
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We estimate distances to the spherical planetary nebula Abell 39 and the bipolar planetary nebula NGC 7027 by interpolating from a wide grid of photoionization models using the 3-D code, MOCASSIN. We find preliminary distances of 1.5 kpc and 0.9 kpc respectively, with uncertainties of about 30%.
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