
Star profile
Rho 2 Eridani
What is Rho 2 Eridani
Rho-2 Eridani is an orange giant of type K burning some 265 light-years away, along the celestial river Eridanus, the longest and most winding in the sky, snaking from Orion's feet down to the southern latitudes. Its muted, golden glow comes from a surface near four thousand degrees and a radius far larger than the Sun's: a star well into its years, master of a warm, patient light.
Where it is and when to see it
Rho 2 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 31° above the horizon.
- From New York it culminates about 42° above the horizon.
- From Sydney it culminates about 64° above the horizon.
It can be seen from anywhere south of 82° N.
It ranks no. 65 in brightness among the 129 stars of Eridanus in our catalogue. To find it, start from Achernar, the brightest: it lies about 52° 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 Rho 2 Eridani
- Constellation
- Eridanus
- Apparent magnitude
- 5.32
- Distance
- 264.8 light years
- Coordinates (J2000)
- RA 45.676° · Dec -7.685°
- Catalogue
- HIP 14168 · HD 18953
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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
- HIP 212975.24
- Rho 3 Eridani5.26
- 35 Eridani5.28
- HIP 188595.38
- HIP 202645.38