Individual sheet: del Ori A

ID: delta Ori A

Simbad
Other ID: HD36486
RA (J2000): 05 32 00.40
DEC (J2000): –00 17 56.74
distance (pc): 360 (Brown et al. 1994), 473 (de Zeeuw et al. 1999)

Spectral type(s): (O9.5II + B0.5III) + B?

Multiplicity:
Most probably a triple system
Period(s) : 5.733 d/ > 100 yr
Orbital solution: no
Ref: Harvey et al. (1987), Harvin et al. (2002)

Quality flag (Q): II

Comments:
The non-thermal radio emission is most likely produced by the wind-wind interaction beween the short-period binary and the third object.

Home List A Bibliography