NNo       GCVS          J2000.0        Type       Max       Min I        Min II      Epoch(JD24..) Year        Period        M-m/D    Spectrum       References  Other design. 
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310280 |MR    Cyg *|215856.6+475900 |EA/SD     |  8.75   |   9.68     |   9.12     |V |33396.4069  |     |     1.67703362     |22   |B3V+B9           |06501 08953|
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______________The positional information: ___________________________
  NNo     GCVS            J2000.0         p.m.(as/yr) Epoch     Ident.
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310280 |MR    Cyg |215856.59 +475900.0 |-0.002 -0.003|2000.0  | |Hip
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_______________Cross-identifications:_______________
MR    Cyg     = AN   1931.0337                |     
MR    Cyg     = BD   +47 3639                 |     
MR    Cyg     = GSC  3609.01995               |     
MR    Cyg     = Hip  108508                   |     
MR    Cyg     = SAO  051509                   |     
____________________________________________________

      Reference to a chart or photograph:
08953. AAVSO Variable Star Atlas, 1980.

      Reference to a study of the star:
06501. P.Battistini, A.Bonifazi, A.Guarnieri, ApSS 19, N2, 395, 1972.

__________________________________________________________________
      Remark:         
    Min II 9.12; d = 0.030P; DII = 0.19P.

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