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Name
Z Tau
AAVSO UID
Constellation
J2000.0
B1950.0
05 49 32.26 +15 47 04.7
Proper motion
RA: -3.2 +/- 2.7 mas/y Dec: -7.9 +/- 3.2 mas/y Source: UCAC4
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
ASASSN-V J055224.85+154744.0
BD+15 962
BD+15 962a
GSC 01312-02344
IOMC 1312000028
IRAS 05495+1547
NSVS J0552247+154752
ZTF J055224.85+154743.7
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Variability type
M
Spectral type
S7.5,1e(M7e)
Mag. range
9.5 - 18.0 V
Discoverer
T.D. Anderson, 1900
Epoch
Outburst
--
Period
446 d
Rise/eclipse dur.
41% (183 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
2020arXiv200508662C
3
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
2012arXiv1210.0821A
4
W.R. Cooney Jr., A.A. Henden, J. Gross, D. Terrell, 2009, eJAAVSO 105
2009JAVSO.tmp..105C
5
P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004
2004AJ....128.2965W
6
G.Pojmanski, Acta Astronomica 52, 397, 2002.
2002AcA....52..397P
7
T. Karlsson, Maxima of Mira stars
--
8
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
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External Links
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Location
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AAVSO Variable Star Plotter
AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
SIMBAD
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VizieR Search
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GCVS
ASAS-SN Variable
ASAS-SN Sky Patrol
ASAS Light Curve
NSVS
CRTS
ZTF
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
Kamogata Wide-field Survey (KWS)
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service . These data may not be complete.
2MASS
J = 5.23 H = 4.41 K = 3.82 J - K = 1.41
AllWISE
W3 = 1.65 W4 = 1.19 W3 - W4 = 0.46
Images
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Supporting Documents
There are currently no supporting documents on file for this star.
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Campaigns/Programs
LPV Double Trouble Campaign
Percy's Unusual LPVs
Revision History
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