Strengthening H alpha relative to the continuum. Here is the line profile tonight at high resolution R~1500 (LHIRES III, 2400l/mm grating) in radial velocity
British Astronomical Association
Supporting amateur astronomers since 1890
Supporting amateur astronomers since 1890
Strengthening H alpha relative to the continuum. Here is the line profile tonight at high resolution R~1500 (LHIRES III, 2400l/mm grating) in radial velocity
