AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Details for Revision 1
Log in to retrieve additional aliases from SIMBAD.
Name
  Z Tau  
AAVSO UID
000-BBK-328 (6008 observations)  
Constellation
Taurus Sequence
J2000.0
05 52 24.90 +15 47 44.0  (88.10375 +15.79556) Search nearby
B1950.0 05 49 32.29 +15 47 04.5
Galactic coord. 192.102 -5.394
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 0546+15A AN 4.1900 ASAS J055225+1547.8
BD+15 962 IRAS 05495+1547 NSVS J0552247+154752
(Not logged in)  Add name
Variability type
M
Spectral type S7.5,1e(M7e)
Mag. range
9.2 - 14.2 V
Discoverer --
Epoch
19 Oct 1977 (HJD 2443436) Ephemeris
Outburst --
Period 466.2 d
Rise/eclipse dur. 41%  (191.142000000000 d)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
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.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
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 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.
Kholopov et al.		 --
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
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.

Guidelines    FAQ    Manual    Forum    Variability Types    Passbands    Copyright    Acknowledgments    Privacy    Contact    Help us   
The International Variable Star Index
© 2005-2025 American Association of Variable Star Observers (AAVSO)
Version 1.1 [C]
172.30.3.43