Alathfar
- Proper Name:
- Alathfar
- Bayer:
- μ Lyr
- Bayer Long
- Mu Lyrae
- Flamsteed:
- 2 Lyrae
- SAO:
- 66943
- HR:
- 6903
- HD:
- 169702
- DM:
- BD+39 3410
- GC:
- 25137
- Right Ascention:
- 18h 24m 13.806s
- Declination:
- +39° 30' 25.73"
- Magnitude:
- 5.0
- Spectral Type:
- A3IVn
- Constellation:
- Lyra
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