| Identity |
| Name: | eta Persei |
| Hipparcos catalog ID: | 13268 |
| Other star catalog entries: | HD 17506
SAO 23655
BD B+55 714
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| |
| Appearance |
| Visual magnitude: | 3.77 (source: ground based) |
| Spectral type: | K3Ib comp SB |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| Right ascension | 2h 50m 41.79271s (+/-0.00002s) |
| Declination | 55° 53' 43.9061" (+/-0.0001") |
| Parallax: | 3.71 (+/-0.21) mas |
| Derived distance: | 879 light-years |
| Proper motion in R.A.: | 16.23 (+/-0.22) mas/year |
| Proper motion in declination: | -13.54 (+/-0.19) mas/year |
| Constellation: | Perseus | |