Sigma Aquarii
- Bayer:
- σ Aqr
- Bayer Long
- Sigma Aquarii
- Flamsteed:
- 57 Aquarii
- SAO:
- 165134
- HR:
- 8573
- HD:
- 213320
- DM:
- BD-11 5850
- GC:
- 31440
- Right Ascention:
- 22h 30m 38.827s
- Declination:
- -10° 40' 40.71"
- Magnitude:
- 4.9
- Spectral Type:
- A0IV s
- Constellation:
- Aquarius
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