Query= DI HER 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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400132 |DI    Her *|185326.24 +241640.8 |EA/DM     |  8.39   |   9.11     |   8.95     |V |42233.3476  |     |    10.5501680      |04  *|B5V+B4V          |09272 08953|           |-0.001 -0.004|2000.0  | |Hip      |          |DI    Her |
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_______________Cross-identifications:_______________
DI    Her     = AN   1930.0307                |     
DI    Her     = BD   +24 3568                 |     
DI    Her     = GSC  2109.00775               |     
DI    Her     = HD   175227                   |     
DI    Her     = Hip  092708                   |     
DI    Her     = SAO  086544                   |     
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      Reference to a chart or photograph:
08953. AAVSO Variable Star Atlas, 1980.

Reference to a study of the star:
09272. D.Ya.Martynov, Kh.F.Khaliullin, ApSS 71, 147-170, 1980.

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Remark: Min II 8.95, DII = 0.03P, Min II - Min I = 0.77P (1966 - 1978). Apsidal motion: P = 29000yr +- 4000yr; Min II = 2442241.4602 + 10.5501751d*E. A considerable discrepancy between the observed and the theoretical rate of apsidal motion.

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