NNo GCVS J2000.0 Type Max Min I Min II Epoch(JD24..) Year Period M-m/D Spectrum References Other design.
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590017 |RY Oph *|181636.9+034135 |M | 7.4 | 13.8 | |V |45205. | | 150.41 |46 |M3e-M6e |00001 00002|
------------------------------------------------------------------------------------------------------------------------------------------------------------------ ______________The positional information: ___________________________
NNo GCVS J2000.0 p.m.(as/yr) Epoch Ident.
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590017 |RY Oph |181636.94 +034135.3 |+0.002 +0.018|2000.0 | |Hip
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_______________Cross-identifications:_______________
RY Oph = AN 1905.0077 |
RY Oph = BD +03 3656 |
RY Oph = GSC 0436.00617 |
RY Oph = HD 167766 |
RY Oph = Hip 089568 |
RY Oph = IRAS 18141+0340 |
RY Oph = IRC 00344 |
RY Oph = SAO 123316 |
____________________________________________________ Reference to a chart or photograph:
00002. AAVSO Variable Star Charts, AAVSO, Cambridge, Massachusetts
Reference to a study of the star:
00001. GCVS compilers.
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Remark:
P var. Max = 2415235 + 151.05d*E (JD2414700 - 24000);Max = 2424152 + 149.69d*E (JD2424000 - 31000); Max =2431339 + 150.94d*E (JD2431000 - 40000);since JD2440000 - see Table.
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