HST observations of the ring around SN 1987A

• 1 February 1995
• journal article
• Published by American Astronomical Society in The Astrophysical Journal
• Vol. 439, 730-751
• https://doi.org/10.1086/175213

Abstract

Keywords

• EMISSION LINE
• INTERSTELLAR MATTER
• SPECTRUM ANALYSIS
• IMAGE ANALYSIS
• AVERAGE PATH LENGTH
• IMAGE PROCESSING
• ELECTRON DENSITY
• SURFACE BRIGHTNESS
• BRIGHTNESS
• POSITION ANGLE