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Name
Z Lyr
AAVSO UID
Constellation
J2000.0
B1950.0
18 57 48.20 +34 53 01.1
Galactic coord.
65.502 +13.605
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18593678+3457163
AAVSO 1856+34
AN 15.1900
BD+34 3382
DO 17283
IRAS 18577+3453
NSVS J1859369+345718
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Variability type
M
Spectral type
M4e-M5.5:e
Mag. range
9.2 - 15.3 V
Discoverer
--
Epoch
Outburst
--
Period
291.7 d
Rise/eclipse dur.
49% (142.933000000000 d)
Remarks
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1
Otero, Sebastian Alberto
VSP Note: 13.7 mag. companion 17" to the E (the 137 star in the sequence), 13.7 mag. companion 20" to the NE and 15.7 mag. companion 13" to the NW. Exhibit care when observing this variable.
2
GCVS Team
P var. Max = 2418150 + 285.07d*E (JD2417500 - 22200); Max = 2423600 + 291.37d*E (JD2422200 - 29500); Max = 2430000 + 284.00d*E (JD2429500 - 36800); since JD2436800 - see Table.
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References
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1
P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004
2004AJ....128.2965W
2
Cannon, A. J., 1907, Second catalogue of variable stars
1907AnHar..55....1C
3
T. Karlsson, Maxima of Mira stars
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4
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
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Location
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Supporting Documents
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Campaigns/Programs
LPV Program
LPV Double Trouble Campaign
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
