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Details for Revision 2
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Name
  Z Tau  
AAVSO UID
000-BBK-328 (6008 observations)  
Constellation
Taurus Sequence
J2000.0
05 52 24.86 +15 47 43.8  (88.10356 +15.79550) Search nearby
B1950.0 05 49 32.25 +15 47 04.3
Galactic coord. 192.102 -5.394
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J05522485+1547438 AAVSO 0546+15A AN 4.1900
ASAS J055225+1547.8 BD+15 962 BD+15 962a
GSC 01312-02344 IOMC 1312000028 IRAS 05495+1547
NSVS J0552247+154752    
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Variability type
M
Spectral type S7.5,1e(M7e)
Mag. range
9.8 - 18.0 V
Discoverer --
Epoch
19 Oct 1977 (HJD 2443436) Ephemeris
Outburst --
Period 466.2 d
Rise/eclipse dur. 41%  (191.142000000000 d)
Remarks
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1 Otero, Sebastian Alberto VSP Note: Be aware that Z Tau has a 13.71 Vmag. companion 5" to the NE and a 16.7 Vmag. companion 6" to the SSW.
2 Otero, Sebastian Alberto Since 2439000 period was 466.2 d. (GCVS). Period 446 d. between 2002 and 2013.
3 GCVS Team VB A (B 13.6m, 4", 45deg). P var. Max = 2425115 + 499.90d*E (JD2415100 - 26500) Max = 2438768 + 486.20d*E (JD2426500 - 39000); since JD2439000 - see Table.
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References
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1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars		 2020arXiv200508662C
3 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)		 2012arXiv1210.0821A
4 W.R. Cooney Jr., A.A. Henden, J. Gross, D. Terrell, 2009, eJAAVSO 105 2009JAVSO.tmp..105C
5 W.R. Cooney Jr., A.A. Henden, J. Gross, D. Terrell, 2009, eJAAVSO 105 --
6 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
7 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
8 T. Karlsson, Maxima of Mira stars --
9 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.		 --
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Supporting Documents
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Campaigns/Programs
 LPV Double Trouble Campaign
 Percy's Unusual LPVs
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2021-10-26 05:35 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
3 Otero, Sebastian Alberto 2014-03-11 03:43 UTC Maximum magnitude from AAVSO data. Period and epoch from ASAS-3 data.
2 Admin, VSX 2009-10-22 02:00 UTC Update from [W.R. Cooney Jr., A.A. Henden, J. Gross, D. Terrell, 2009, eJAAVSO 105].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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