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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880161 |ER    Vul *|210225.91 +274826.5 |EW/DW/RS  |  7.27   |   7.49     |<  7.44     |V |40182.2621  |     |     0.69809409     |     |G0V+G5V          |10188 BD   |           |+0.088 +0.006|2000.0  | |Hip      |          |ER    Vul |
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_______________Cross-identifications:_______________
ER    Vul     = BD   +27 3952                 |     
ER    Vul     = GSC  02180.00611              |     
ER    Vul     = HD   200391                   |     
ER    Vul     = Hip  103833                   |     
ER    Vul     = SAO  089396                   |     
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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:
10188. C.Ibanoglu, M.C.Akan, S.Evren, Z.Tunca, IBVS N2782, 1985.
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      Remark:         
    P var. Min I = 2440182.2593 + 0.69809510d*E
    (JD2433100 - 40200) [08592]; since JD2440100 - see Table.
    7.35m <= Min II <= 7.44m. The shape of the light
    curve and depths of minima vary.

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