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Name
  EW CMa  
AAVSO UID
000-BBM-740 (1664 observations)  
Constellation
Canis Major Sequence
J2000.0
07 14 15.21 -26 21 09.0  (108.56337 -26.35250) Search nearby
B1950.0 07 12 12.87 -26 15 54.3
Proper motion
RA: -6.91 +/- 0.18 mas/yDec: 3.17 +/- 0.27 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 238.973 -7.074
Other names

(Internal only)
27 CMa AAVSO 0710-26B CD-26 4057
CPD-26 1904 HD 56014 HIP 34981
HR 2745 MWC 170 SAO 173264
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Variability type
GCAS
Spectral type B3IVe
Mag. range
4.42 - 4.82 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team VB Delta(m) <= 0.5m, 0.102", 112.1deg, 1952.203). SB (P = 0.261975d). Brightness variations are not related to the orbital phase. Shell star (probably an extended atmosphere of one of the components and the common shell around the system). Spectral studies [4592 - 4596].
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References
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1 A.Feinstein, PASP 87, 603, 1975. 1975PASP...87..603F
External Links
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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 = 5.04H = 4.98K = 4.88J - K = 0.16
AllWISE W1 = 4.54W2 = 3.93W3 = 3.63W4 = 2.97W1 - W2 = 0.61W3 - W4 = 0.65
Images
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Supporting Documents
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Revision History
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2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.