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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520491 |V0491 Lyr  |183959.5+401953 |SRB       |  9.2    |  10.5      |            |B |            |     |                    |     |                 |72075 BD   |
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______________The positional information: ___________________________
  NNo     GCVS            J2000.0         p.m.(as/yr) Epoch     Ident.
----------------------------------------------------------------------
520491 |V0491 Lyr |183959.54 +401953.0 |-0.009 +0.002|2000.0  | |Tyc2
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_______________Cross-identifications:_______________
V0491 Lyr     = BD   +40 3449                 |     
V0491 Lyr     = CRL  2225                     |     
V0491 Lyr     = GSC  3109.00676               |     
V0491 Lyr     = HD   172740                   |     
V0491 Lyr     = IRAS 18383+4017               |     
V0491 Lyr     = IRC  +40324                   |     
V0491 Lyr     = SAO  047682                   |     
____________________________________________________

      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:
72075. D.B.Williams, IBVS N3726, 1992.

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