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 -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 270010 |RR CrB *|154126.23 +383326.6 |SRB | 8.4 | 10.1 | |p | | | 60.8 |50 |M5 |01100 00002| |+0.020 -0.032|2000.0 | |Hip | |RR CrB | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- _______________Cross-identifications:_______________ RR CrB = AN 1907.0158 | RR CrB = BD +39 2901 | RR CrB = GSC 03053.01035 | RR CrB = HD 140297 | RR CrB = HV 03002 | RR CrB = Hip 076844 | RR CrB = IRAS 15396+3842 | RR CrB = IRC +40271 | RR CrB = SAO 064848 | ____________________________________________________ Reference to a chart or photograph:
00002. AAVSO Variable Star Charts, AAVSO, Cambridge, MassachusettsReference to a study of the star:
01100. C.Payne-Gaposchkin, HA 118, N11, 1952.__________________________________________________________________
Remark: P2 = 377d. Delta(m) (P1) ~0.5m, Delta(m) (P2) ~0.6m.
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