Upsilon Leonis
- Bayer:
- υ Leo
- Bayer Long
- Upsilon Leonis
- Flamsteed:
- 91 Leonis
- SAO:
- 138298
- HR:
- 4471
- HD:
- 100920
- DM:
- BD-00 2458
- GC:
- 15927
- Right Ascention:
- 11h 36m 56.941s
- Declination:
- -0° 49' 25.68"
- Magnitude:
- 4.5
- Spectral Type:
- G8.5IIICN-0.5
- Constellation:
- Leo
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