Star profile
HIP 22881
Variable starWhat is HIP 22881
In Eridanus, the long celestial river, a yellow G-type variable star beats at about 278 light-years. Its light set out around 1748, as Linnaeus was finishing the foundations of the modern classification of living beings. It shares the Sun s spectral type, but its brightness shifts subtly over time, a reminder that even quiet stars carry an inner pulse in perpetual motion.
Where it is and when to see it
HIP 22881 lies in the southern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is December, when it culminates around midnight.
- From London it culminates about 22° above the horizon.
- From New York it culminates about 33° above the horizon.
- From Sydney it culminates about 73° above the horizon.
It can be seen from anywhere south of 74° N.
It ranks no. 94 in brightness among the 129 stars of Eridanus in our catalogue. To find it, start from Achernar, the brightest: it lies about 55° away (a fist at arm's length covers about 10°).
The light you see today left it about 280 years ago.
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A public signature from a real person. The chosen name is a symbolic denomination within Stelvia, with no official standing or IAU recognition: the sky is not for sale and belongs to no one.
Astronomical data for HIP 22881
- Constellation
- Eridanus
- Apparent magnitude
- 5.71
- Distance
- 278.3 light years
- Coordinates (J2000)
- RA 73.828° · Dec -16.418°
- Catalogue
- HIP 22881 · HD 31444
A symbolic commemorative gift: neither the signature nor the chosen name implies ownership of the star or recognition by the IAU.
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 195115.70
- 46 Eridani5.71
- HIP 228605.71
- HIP 154115.72
- HIP 220865.72