Star profile
Pi Capricorni
Hot blue starWhat is Pi Capricorni
π Capricorni inhabits the body of the Sea-Goat, that zodiacal half-circle between Eagle and Southern Fish. It is a triple system about 545 light-years away, dominated by a bright blue-white giant of type B8 II-III, nearly six times the Sun's mass and 238 times its luminosity. It carries a traditional name, Oculus —the eye—, surviving from ancient star lists.
Where it is and when to see it
Pi Capricorni lies in the southern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is July, when it culminates around midnight.
- From London it culminates about 20° above the horizon.
- From New York it culminates about 31° above the horizon.
- From Sydney it culminates about 74° above the horizon.
It can be seen from anywhere south of 72° N.
It ranks no. 18 in brightness among the 48 stars of Capricornus in our catalogue. To find it, start from Deneb Algedi, the brightest: it lies about 19° away (a fist at arm's length covers about 10°).
The light you see today left it about 550 years ago.
It opens in your browser. Free, no account, nothing to install.
Leave your signature on Pi Capricorni
Your name and a message go up on the map for everyone to read. Signing is free.
Without a lock, someone else can replace your signature. How the lock works
We'll ask for an email to confirm it's you, no password.
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 Pi Capricorni
- Constellation
- Capricornus
- Apparent magnitude
- 5.08
- Distance
- 545.5 light years
- Coordinates (J2000)
- RA 306.830° · Dec -18.212°
- Catalogue
- HIP 100881 · HD 194636
A symbolic commemorative gift: neither the signature nor the chosen name implies ownership of the star or recognition by the IAU.
Other stars in Capricornus
Capricornus has 48 stars in Stelvia's catalogue. Here are a few of them.
- Deneb AlgediDelta Capricorni2.85
- DabihBeta Capricorni3.05
- AlgediAlpha 2 Capricorni3.58
- AlshatNu Capricorni4.77
- Rho Capricorni4.77
- Eta Capricorni4.82
- Mu Capricorni5.08
- 46 Capricorni5.10