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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310054 |ZZ    Cyg *|202352.91 +465514.4 |EA/SD     | 10.61   |  11.69     |  10.78     |V |45000.3570  |     |     0.62861644     |25  *|F6-8V+K5         |00001 01141|           |+0.032 +0.019|2000.0  | |Tyc2     |          |ZZ    Cyg |
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_______________Cross-identifications:_______________
ZZ    Cyg     = AN   1906.0193                |     
ZZ    Cyg     = GSC  03576.00244              |     
____________________________________________________

      Reference to a chart or photograph:
01141. A.M.Briede, Perem Zvezdy 7, N4, 210, 1950.
      Reference to a study of the star:
00001. GCVS compilers.
__________________________________________________________________
      Remark:         
    VB A (B 12.63m, 8.5", 43deg.
    Total brightness variation range
    is given. Min II 10.78. P var. Min I = 2417442.419 +
    0.6286185d*E (JD2415000 - 25800) [07427];
    since JD2427950 - see Table.

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