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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780001 |R Tau *|042818.0+100945 |M | 7.6 | 15.8 | |V |45250. | | 320.9 |41 |M5e-M9e |00001 00002|
------------------------------------------------------------------------------------------------------------------------------------------------------------------ ______________The positional information: ___________________________
NNo GCVS J2000.0 p.m.(as/yr) Epoch Ident.
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780001 |R Tau |042818.00 +100944.7 |-0.002 -0.005|2000.0 | |Tyc2
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_______________Cross-identifications:_______________
R Tau = BD +09 0585 |
R Tau = CRL 0581 |
R Tau = GSC 0673.00735 |
R Tau = HD 028309 |
R Tau = IRAS 04255+1003 |
R Tau = IRC +10060 |
R Tau = SAO 093949 |
____________________________________________________ Reference to a chart or photograph:
00002. AAVSO Variable Star Charts, AAVSO, Cambridge, Massachusetts
Reference to a study of the star:
00001. GCVS compilers.
__________________________________________________________________
Remark:
OH, H2O, Sio maser. P var. Max = 2411012 +325.0d*E (JD2398654 - 2414000); Max = 2424243 +322.1d*E (JD2414000 - 24300); Max = 2434005 +325.4d*E (JD2424300 - 35500); since JD2435500 - see Table.
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