WN stars

Alternative definitions (1), class: vernacular (0)
Term: WN stars

A Wolf-Rayet star whose spectrum is dominated by emission lines of ionized nitrogen: N II 3995 Å, N III 4634-4661 Å, N III 5314 Å, N IV 3479-3484 Å, N IV 4058 Å, N V 4603 Å, N V 4619 Å, and N V 4933-4944 Å. This type is divided in sub-types WN2 to WN11.

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan