PHOTOMETRIC OBSERVATIONS AND PERIOD CHANGES FOR THE THREE RR LYRAE TYPE STARS: DM CYG, V341 AQL and AV PEG
During observational period 2006-2007 the CCD photometric observation with V system for three RR Lyr type stars: DM Cyg, V341 Aql and AV Peg have been carried out. It was the light curves obtained and the maxima moments were determined. For the purpose of periods changes variation the graphics of O...
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Format: | Article |
Language: | English |
Published: |
Odessa I. I. Mechnykov National University
2007-12-01
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Series: | Odessa Astronomical Publications |
Online Access: | http://oap.onu.edu.ua/article/view/87211 |