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
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450166 |EW Lac *|225704.50 +484102.6 |GCAS | 5.22 | 5.48 | |V | | | | |B3III-IVpeV |01838 BD | |+0.010 -0.005|2000.0 | |Hip | |EW Lac |
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_______________Cross-identifications:_______________
EW Lac = BD +47 3985 |
EW Lac = BS 08731 |
EW Lac = GSC 03626.01877 |
EW Lac = HD 217050 |
EW Lac = Hip 113327 |
EW Lac = IRAS 22548+4824 |
EW Lac = MWC 0394 |
EW Lac = SAO 052526 |
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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:
01838. M.E. Walker, ApJ 118, 481, 1953 {1953ApJ...118..481W}
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Remark:
Non-radial pulsations with P = 0.7d - 0.8d
are also possible [09351, 09352].
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