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 -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 010009 |Z And *|233339.95 +484905.9 |ZAND | 7.7 | 11.3 | |V | | | | |M2III+B1eq |N0036 00002| |-0.007 -0.006|2000.0 | |Hip |Sym |Z And | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- _______________Cross-identifications:_______________ Z And = AN 1901.0041 | Z And = BD +48 4093 | Z And = GSC 3645.02066 | Z And = HD 221650 | Z And = HV 00193 | Z And = Hip 116287 | Z And = IRAS 23312+4832 | Z And = MWC 0416 | Z And = SAO 053146 | ____________________________________________________ Reference to a chart or photograph:
00002. AAVSO Variable Star Charts, AAVSO, Cambridge, MassachusettsReference to a study of the star:
N0036. L. Formiggini, E.M. Leibowitz, AsAp 292, No. 2, 534, 1994 {1994AA...292..534F}
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Remark: Outbursts, average cycle 8400d. Porb = 758.8d, it reveals itself in photometry during the low state. A quasi-period, P1, about 656d is present during the outbursts. The beat period between Porb and P1, about 5500d, is also found in the photometric data.
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