Definitions for "1 Aurigae"
|- ! style="background-color: #FFFFC0;" colspan="2" | Astrometry |- style="vertical-align: top;" | Radial velocity (Rv) | -23 km/s(suspected variable) |- style="vertical-align: top;" |- style="vertical-align: top;" | Parallax (π) | 6.18 ± 0.84 mas |- style="vertical-align: top;" | Distance | 520 ± 80 ly160 ± 25 pc |- style="vertical-align: top;" | Absolute magnitude (MV) | -1.2