Lambda Velorum
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[8583] lambda Velorum, the third brightest star, is a supergiant or bright giant classified as an irregular variable. It is about 570 light-years distant and its apparent magnitude varies between 2.14 and 2.30.
Suhail, Lambda Velorum, is to the left and a bit down from Naos, while brighter Regor (Suhail al-Muhlif) is down and to the right of Suhail. V Puppis is the brightest of the trio down and to the right of Regor.
e_Plx=0.60 mas), in the southeastern part (8:21:28.1-39:42:19.5, ICRS 2000.0) of Constellation Puppis, the Stern -- east of Naos (Zeta Puppis), southwest of Beta Pyxidis, north of Regor (Gamma2 Velorum), and northwest of Suhail (Lambda Velorum).
Other names for this star are Suhel or Suhail. (Note that Lambda Velorum also bears the name "Suhail;" according to Allen bright stars were often given the name "Suhail" by Arab skywatchers.) ...
It is a close visual binary with a very rapid orbit. Presently the values are: PA 214º, separation 0.48".
Variable stars in Vela: Lambda Velorum is a supergiant irregular variable which changes slightly in magnitude from 2.14 to 2.3.
 See also: Star, Vela, Suhail, Constellation, Magnitude
  
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