Mu Hydrae
- Bayer:
- μ Hya
- Bayer Long
- Mu Hydrae
- Flamsteed:
- 42 Hydrae
- SAO:
- 155980
- HR:
- 4094
- HD:
- 90432
- DM:
- BD-16 3052
- GC:
- 14326
- Right Ascention:
- 10h 26m 5.431s
- Declination:
- -16° 50' 10.65"
- Magnitude:
- 4.1
- Spectral Type:
- K4.5III
- Constellation:
- Hydra
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