Query= del Per 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
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
639004 |del   Per *|034255.50 +474715.2 |GCAS:     |  2.99   |   3.04     |            |V |            |     |                    |     |B5III            |      BD   |           |+0.024 -0.042|2000.0  | |Hip      |          |del   Per |
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_______________Cross-identifications:_______________
del   Per     = BAY  Per del                  |     
del   Per     = BD   +47 0876                 |     
del   Per     = BS   01122                    |     
del   Per     = FLM  Per 039                  |     
del   Per     = GSC  3317.03034               |     
del   Per     = HD   022928                   |     
del   Per     = Hip  017358                   |     
del   Per     = IRAS 03393+4737               |     
del   Per     = SAO  039053                   |     
____________________________________________________

      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).

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Remark: Variable emission lambda 1650 A [06905]. Vr var, A = 16 km/s.

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