| Identity |
| Name: | mu Geminorum |
| Hipparcos catalog ID: | 30343 |
| Other star catalog entries: | HD 44478
SAO 78297
BD B+22 1304
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| Appearance |
| Visual magnitude: | 2.87 (source: Hipparcos) |
| Spectral type: | M3IIIvar |
| |
| Position and motion (Epoch J1991.25) in J2000 reference frame |
| Right ascension | 6h 22m 57.59125s (+/-0.00004s) |
| Declination | 22° 30' 49.8606" (+/-0.0004") |
| Parallax: | 14.08 (+/-0.71) mas |
| Derived distance: | 232 light-years |
| Proper motion in R.A.: | 56.39 (+/-0.85) mas/year |
| Proper motion in declination: | -110.03 (+/-0.51) mas/year |
| Constellation: | Gemini | |