| Identity |
| Name: | mu Eridani |
| Hipparcos catalog ID: | 22109 |
| Other star catalog entries: | HD 30211
SAO 131468
BD B-03 876
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| Appearance |
| Visual magnitude: | 4.01 (source: Hipparcos) |
| Spectral type: | B5IV |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| Right ascension | 4h 45m 30.14107s (+/-0.00001s) |
| Declination | -3° 15' 16.6495" (+/-0.0001") |
| Parallax: | 6.25 (+/-0.19) mas |
| Derived distance: | 522 light-years |
| Proper motion in R.A.: | 15.94 (+/-0.28) mas/year |
| Proper motion in declination: | -14.52 (+/-0.16) mas/year |
| Constellation: | Eridanus | |