Monthly Notices of the Royal Astronomical Society, Volume 68; Volumes 1907-1908

adopted angle appear Astronomical bright calculated Catalogue centre coefficient column comet comparison complete computed considerable constant corrections correlation curve determination direction discussion distance double drift Earth eclipse effect equation error fact faint further give given Greenwich groups indicated interest July June Jupiter latitude less light limb lines London longitude magnitude mean measures method months Moon nearly nebula nights Notices nucleus observations Observatory obtained orbit parallax Paris period photographs places planet plates position possible preceding present probable Professor proper motion published reduced reference region ring Royal satellite Saturn seems seen Sept shown side Society solar South spectra spectrum standard stars surface Table taken telescope tion variable variation zone