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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880001 |R     Vul *|210422.50 +234918.1 |M         |  7.0    |  14.3      |            |V |45586.      |     |   136.73           |49   |M3e-M7e          |00001 00002|           |-0.001 +0.000|2000.0  | |Hip      |          |R     Vul |
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_______________Cross-identifications:_______________
R     Vul     = BD   +23 4230                 |     
R     Vul     = GSC  2173.00093               |     
R     Vul     = HD   200687                   |     
R     Vul     = Hip  104015                   |     
R     Vul     = IRAS 21021+2337               |     
R     Vul     = SAO  089429                   |     
____________________________________________________

      Reference to a chart or photograph:
00002. AAVSO Variable Star Charts, AAVSO, Cambridge, Massachusetts
      Reference to a study of the star:
00001. GCVS compilers.
__________________________________________________________________
      Remark:         
    P var. Max = 2400169 + 138.3d*E (JD2400100 - 02700),
    Max = 2402779 + 136.76d*E (JD2402700 - 19800),
    Max = 2419880 + 137.45d*E (JD2419800 - 24400),
    Max = 2424413 + 136.76d*E (JD2424400 - 28500
    [00960]; Max = 2429331 + 135.9d*E (JD2428500 - 32000)
    [00001]; since JD2432000 see Table.

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