Orange giant · Piscis Austrinus
υ Piscis Austrini
Also known as: υ PsA, HIP 109289
mag 5.0420 light-years
About
υ Piscis Austrini is an orange giant of magnitude 5.0 in Piscis Austrinus, about 420 light-years away.
How to find it
- υ Piscis Austrini is in the constellation Piscis Austrinus.
- Best evenings: around early October it is highest at about 9 pm (10 pm in summer time); a month earlier, two hours later.
- Where on Earth: it is seen well, at least 10° up, from south of 46° N.
When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.
What you will see
- EyesNeeds a dark sky away from city lights.
- Binoculars (10×50)A sharp point; binoculars bring out its colour and the fainter stars around it.
- Telescope (6–8 inch)Still a point of light at any magnification — stars are too far away to show a disc. Low in the sky, bright stars twinkle and flash colours.
Stars look the same in any instrument: brighter and sharper, but never bigger.
Facts
| Designation | υ Piscis Austrini (υ PsA) |
|---|---|
| Hipparcos number | HIP 109289 |
| Type | Orange giant |
| Spectral type | K4III |
| Colour | Orange-redB−V colour index 1.50 |
| Magnitude | 5.0The smaller the number, the brighter. |
| Distance | 420 light-yearsThe light you see left it around 1600. |
| Proper motion | 0.050″ per year across the sky |
| Constellation | Piscis Austrinus |
| Right ascension (J2000) | 22h 08m 25.9s |
| Declination (J2000) | −34° 02′ 38″ |
Sources and credits
Star data: HYG Database by David Nash, CC BY-SA 4.0. All data sources →