CCD Observations and Period Change of the Type ab RR Lyrae Star DV Mon

Berdnikov, LN; Kniazev, AY; Dambis, AK; Kravtsov, VV; Pastukhova, EN; Katkov, IY

Berdnikov, LN (reprint author), Moscow MV Lomonosov State Univ, Sternberg Astron Inst, Moscow 119992, Russia.

ASTROPHYSICAL BULLETIN, 2019; 74 (2): 183

Abstract

We took a total of 635 B-, V-, and I-c-band CCD frames for the RRab Lyr type variable DVMon, which has a close bright visual companion with a separati......

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