Star profile
15 Eridani
What is 15 Eridani
15 Eridani shines in orange tones along the celestial river that winds from Orion down toward the southern skies. It is a K-class star, cooler than the Sun, and its light takes a little over two hundred and fifty years to reach our eyes. The constellation that holds it has always been sung as a mythic watercourse, and this star drifts along its lesser current of lights.
Where it is and when to see it
15 Eridani lies in the southern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is November, when it culminates around midnight.
- From London it culminates about 16° above the horizon.
- From New York it culminates about 27° above the horizon.
- From Sydney it culminates about 79° above the horizon.
It can be seen from anywhere south of 67° N.
It ranks no. 44 in brightness among the 129 stars of Eridanus in our catalogue. To find it, start from Achernar, the brightest: it lies about 39° away (a fist at arm's length covers about 10°).
The light you see today left it about 260 years ago.
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Astronomical data for 15 Eridani
- Constellation
- Eridanus
- Apparent magnitude
- 4.86
- Distance
- 255.4 light years
- Coordinates (J2000)
- RA 49.592° · Dec -22.511°
- Catalogue
- HIP 15382 · HD 20610
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Other stars in Eridanus
Eridanus has 129 stars in Stelvia's catalogue. Here are a few of them.
- AchernarAlpha Eridani0.45
- CursaBeta Eridani2.78
- AcamarTheta 1 Eridani2.88
- 64 Eridani4.78
- ZibalZeta Eridani4.80
- Psi Eridani4.80
- 39 Eridani4.87
- 45 Eridani4.91