Query= W Cyg GCVS Query forms
  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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310006 |W     Cyg *|213602.50 +452228.5 |SRB       |  6.80   |   8.9      |            |B |            |     |   131.1            |50   |M4e-M6e(Tc:)III  |08641 00002|           |+0.064 +0.002|2000.0  | |Hip      |          |W     Cyg |
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_______________Cross-identifications:_______________
W     Cyg     = BD   +44 3877                 |     
W     Cyg     = BS   08262                    |     
W     Cyg     = GSC  3591.03422               |     
W     Cyg     = HD   205730                   |     
W     Cyg     = Hip  106642                   |     
W     Cyg     = IRAS 21341+4508               |     
W     Cyg     = IRC  +50386                   |     
W     Cyg     = SAO  051079                   |     
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      Reference to a chart or photograph:
00002. AAVSO Variable Star Charts, AAVSO, Cambridge, Massachusetts

Reference to a study of the star:
08641. I.A.Klyus, Astron Tsirk N1070, 1979.

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Remark: There is a second oscillation with P = 235.3d.

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