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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310280 |MR Cyg *|215856.59 +475900.0 |EA/SD | 8.75 | 9.68 | 9.12 |V |33396.4069 | | 1.67703362 |22 |B3V+B9 |06501 08953| |-0.002 -0.003|2000.0 | |Hip | |MR Cyg |
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_______________Cross-identifications:_______________
MR Cyg = AN 1931.0337 |
MR Cyg = BD +47 3639 |
MR Cyg = GSC 3609.01995 |
MR Cyg = Hip 108508 |
MR Cyg = SAO 051509 |
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Reference to a chart or photograph:
08953. AAVSO Variable Star Atlas, 1980.
Reference to a study of the star:
06501. P. Battistini, A.Bonifazi, A.Guarnieri, ApSS 19, N2, 395, 1972 {1972ApSS..19..395B}
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Remark:
Min II 9.12; d = 0.030P; DII = 0.19P.
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