Lick Observatory Bulletins, Volume 10; Volumes 318-343

1-prism 19 Piscium absolute magnitude absorption lines appear ASTRONOMY LICK OBSERVATORY average bands Barnard Biesbroeck binary bright lines brighter calcium CALIFORNIA PUBLICATIONS ASTRONOMY Catalogue Ceti Chromosphere Class N stars column comet comparison components computed continuous spectrum coronal Cygni declination determined differences double stars dwarf elements ephemeris epochs exposure faint fainter giant Harvard Hẞ hydrogen lines intensity curves July June K line Lick Obs LICK OBSERVATORY LICK OBSERVATORY BULLETIN light mean measured nebula observations OBSERVATORY BULLETIN NUMBER obtained one-prism orbit Orionis pairs parallax periodic term photographic plate Pleiades polarization position angle prism probable errors proper motions Publ PUBLICATIONS ASTRONOMY LICK radial velocities represented residuals right ascension slit sodium lines solar spec spectral class spectral types spectrograms spectroscopic binaries stellar Sunrise Sunset Table Thiele tion values variation visual region wave-lengths Δα Δδ