4 citations · 4 across the 1 of their papers we have counts for
2 papers
astro-ph2007★ 4 cited
HST and VLT observations of the Symbiotic Star Hen 2-147
M. Santander-Garcia, R. L. M. Corradi, P. A. Whitelock +5
We investigate the dynamics of the nebula around the symbiotic star Hen 2-147, determine its expansion parallax, and compare it with the distance obtained via the Period-Luminosity…
astro-ph1993
Filling Factors and Ionized Masses in Planetary Nebulae
F. R. Boffi, L. Stanghellini
We calculate filling factors () and ionized masses (M) for a total of 84 galactic and extragalactic planetary nebulae (PNe) at known distances. To do these…