NNo GCVS J2000.0 Type Max Min I Min II Epoch Year Period M-m/D Spectrum References Other desig. p.m.(as/yr) Epoch Ident. New type GCVS -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 639102 |b Per *|041814.62 +501743.8 |ELL | 4.52 | 4.68 | |V |43141.728 | | 1.5273643 | |A2V |09809 BD | |+0.047 -0.056|2000.0 | |Hip | |b Per | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- _______________Cross-identifications:_______________ b Per = BD +49 1150 | b Per = BS 01324 | b Per = GSC 03336.02435 | b Per = HD 026961 | b Per = Hip 020070 | b Per = SAO 024531 | ____________________________________________________ Reference to a chart or photograph:
BD Bonner Durchmusterung, F.W.A. Argelander, Bonner Sternverzeichniss, 1 bis 4 Sektion, Astronomische Beobachtungen auf der Sternwarte de Kgl. Rhein/ Friedrich-Wilhelms-Unviersiaet zu Bonn (CDS Cat. I/122).Reference to a study of the star:
09809. G. Hill, G.C.L.Aikman, A.P.Cowley, C.T.Bolton, J.C.Thomas, ApJ 208, 152, 1976 {1976ApJ...208..152H}
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Remark: SB2. Depths of minima differ by 0.03m. Third body? , P = 701d. Radio source. In the region of the open cluster NGC 1545.
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