AAVSO Home



Current Time: 02 Apr 2025 16:13:43 UTC
Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  zet Cen  
AAVSO UID
000-BLV-716 (No observations)  
Constellation
Centaurus Sequence
J2000.0
13 55 32.39 -47 17 18.2  (208.88496 -47.28839) Search nearby
B1950.0 13 52 24.57 -47 02 35.1
Proper motion
RA: -57.37 +/- 0.10 mas/yDec: -44.55 +/- 0.08 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 314.069 +14.192
Other names

(Internal only)
ALS 14989 CD-46 8949 CPD-46 6560
GSC 08267-03545 HD 121263 HIP 68002
HR 5231 IRAS 13524-4702 PPM 318991
SAO 224538 TIC 113350416 TYC 8267-3545-1
(Not logged in)  Add name
Variability type
HB+VAR
Spectral type B1IV+B2V
Mag. range
2.52 - 2.55 V
Discoverer --
Epoch
--
Outburst --
Period 8.0416 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto HB amplitude 0.010 TESS (2021A&A...647A..12K). Additional variability in Hipparcos data.
2 Otero, Sebastian Alberto Spectroscopic binary with a period of 8.024 d. (1922HarCi.233....1M). Range from HIPPARCOS and GCPD data. Epoch and position from HIPPARCOS data. Period from 2012MNRAS.427.2917R. Spectral type from 2001yCat.3223....0B.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Kołaczek-Szymański, P. A.; et al., 2021, Massive heartbeat stars
from TESS. I. TESS sectors 1-16
2021A&A...647A..12K
2 Rimoldini, L.; et al., 2012, Automated classification of Hipparcos unsolved
variables
2012MNRAS.427.2917R
3 12th General Catalogue of MK Spectral Classification (Buscombe et al.,
1995)
2001yCat.3223....0B
4 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
5 Maury, A. C., 1922, The Orbit of the Spectroscopic Binary ζ Centauri 1922HarCi.233....1M
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.
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 = 3.02H = 3.08K = 3.22J - K = -0.20
AllWISE W1 = 3.34W2 = 3.05W3 = 3.45W4 = 3.42W1 - W2 = 0.29W3 - W4 = 0.03
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
Click document name to open or save. Browser plug-in or other software may be required for viewing.
1 Phase plot Otero, Sebastian Alberto 2016-01-20 09:54 UTC Phase plot with HIPPARCOS data.
(Not logged in)  Add document
Campaigns/Programs
 BRITE campaign
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2024-05-01 18:09 UTC Type (HB), period and HB amplitude from 2021A&A...647A..12K.
1 Otero, Sebastian Alberto 2016-01-20 09:55 UTC Initial submission.