The AsterNym star registry
Arcturus
warm orange · Boötes · α Boo
This star has no dedication yet. Its light is real, its coordinates are checkable — and its page is waiting for a name.
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About this star
Arcturus is a warm orange star in the constellation Boötes, 37 ly from Earth. The light leaving it tonight began travelling 37 years ago — bright enough to find with your own eyes on a clear night.
- Designation
- α Boo · HIP 69673
- Spectral type
- K1.5 III · warm orange
- Right ascension
- 14h 15m 40s
- Declination
- +19° 10′ 57″
- Magnitude
- -0.05 naked-eye
- Distance
- 37 ly
Coordinates are J2000 epoch, checkable against any astronomical source or planetarium app.