Alpheratz
- Proper Name:
- Alpheratz
- Bayer:
- α And
- Bayer Long
- Alpha Andromedae
- Flamsteed:
- 21 Andromedae
- Meade Star Number:
- 1
- SAO:
- 73765
- HR:
- 15
- HD:
- 358
- DM:
- BD+28 4
- GC:
- 127
- Right Ascention:
- 0h 8m 23.269s
- Declination:
- +29° 5' 25.55"
- Magnitude:
- 2.1
- Spectral Type:
- B8IVpMnHg
- Constellation:
- Andromeda
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