Propus
- Proper Name:
- Propus
- Bayer:
- η Gem
- Bayer Long
- Eta Geminorum
- Flamsteed:
- 7 Geminorum
- Meade Star Number:
- 59
- SAO:
- 78135
- HR:
- 2216
- HD:
- 42995
- DM:
- BD+22 1241
- GC:
- 7969
- Right Ascention:
- 6h 14m 52.649s
- Declination:
- +22° 30' 24.34"
- Magnitude:
- 3.7
- Spectral Type:
- M3III
- Constellation:
- Gemini
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