| Identity |
| Name: | Ain, epsilon Tauri |
| Hipparcos catalog ID: | 20889 |
| Other star catalog entries: | HD 28305
SAO 93954
BD B+18 640
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| Appearance |
| Visual magnitude: | 3.53 (source: Hipparcos) |
| Spectral type: | K0III |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| Right ascension | 4h 28m 36.93323s (+/-0.00002s) |
| Declination | 19° 10' 49.8757" (+/-0.0002") |
| Parallax: | 22.24 (+/-0.25) mas |
| Derived distance: | 147 light-years |
| Proper motion in R.A.: | 106.19 (+/-0.38) mas/year |
| Proper motion in declination: | -37.84 (+/-0.3) mas/year |
| Constellation: | Taurus | |