| Identity |
| Name: | sigma Orionis |
| Hipparcos catalog ID: | 26549 |
| Other star catalog entries: | HD 37468
SAO 132406
BD B-02 1326
|
| |
| Appearance |
| Visual magnitude: | 3.77 (source: Hipparcos) |
| Spectral type: | O9.5V... |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| Right ascension | 5h 38m 44.76612s (+/-0.00055s) |
| Declination | -2° 36' 0.2363" (+/-0.0052") |
| Parallax: | 3.04 (+/-8.92) mas |
| Derived distance: | 1073 light-years |
| Proper motion in R.A.: | 22.63 (+/-10.83) mas/year |
| Proper motion in declination: | 13.45 (+/-5.09) mas/year |
| Constellation: | Orion | |