Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
  tau CMa  
000-BBM-895 (204 observations)  
Canis Major Sequence
07 18 42.49 -24 57 15.8  (109.67704 -24.95439) Search nearby
B1950.0 07 16 38.04 -24 51 42.8
Proper motion
RA: -2.31 +/- 0.40 mas/yDec: 5.02 +/- 0.55 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 238.181 -5.543
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
30 CMa 1RXS J071841.7-245707 AAVSO 0714-24
ADS 5977 A CD-24 5176 CPD-24 2216
HD 57061 HIP 35415 HR 2782
NSV 3528 SAO 173446 X 07166-249
(Not logged in)  Add name
Variability type
Spectral type B0.5V+B0.5V
Mag. range
4.38 - 4.44 V
Discoverer --
01 Sep 1991 (HJD 2448501.102) Ephemeris
Outburst --
Period 1.28214 d
Rise/eclipse dur. --
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto Aa is a hierarchical O9 II+(B0.5V+B0.5V) triple system with P= 154.9 d. (Magnitudes 5.18, 7.45 and 7.45 V respectively). Additional known components at 0.12" (Ab, O9V, V= 5.38) and 0.95" (E) (2014ApJS..215...15S). Combined range given.
2 GCVS Team SB, Porb = 154.90d.
(Not logged in)  Add remark
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Sana, H.; et al., 2014, Southern Massive Stars at High Angular Resolution:
Observational Campaign and Companion Detection
2 European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
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 = 4.76H = 4.77K = 4.79J - K = -0.02
AllWISE W1 = 4.71W2 = 4.51W3 = 4.72W4 = 4.53W1 - W2 = 0.20W3 - W4 = 0.20
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Stellar Association Membership
 NGC 2362 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2016-04-02 18:53 UTC Range from HIPPARCOS and GCPD data. Spectral type from 2014ApJS..215...15S.
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 15:52 UTC Added period, epoch and spectral type from [1997yCat.1239....0E].
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.