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Star profile

Pi Andromedae

Hot blue star
3D likeness based on its real data · class B · ~15,000 K

What is Pi Andromedae

π Andromedae is a multiple system some 599 light-years away, dominated by a hot blue B-type star joined by several instrument-detected companions. She belongs to the silhouette of the chained princess, one of the most ancient constellations, whose namesake galaxy is the nearest spiral to the Milky Way visible to the naked eye.

Where it is and when to see it

Pi Andromedae lies in the northern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is October, when it culminates around midnight.

  • From London it culminates about 72° above the horizon.
  • From New York it culminates about 83° above the horizon.
  • From Sydney it culminates about 22° above the horizon.

It can be seen from anywhere north of 56° S.

It ranks no. 14 in brightness among the 81 stars of Andromeda in our catalogue. To find it, start from Alpheratz, the brightest: it lies about 8° away (a fist at arm's length covers about 10°).

The light you see today left it about 600 years ago.

Find it on the sky map

It opens in your browser. Free, no account, nothing to install.

Leave your signature on Pi Andromedae

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 Andromedae

Constellation
Andromeda
Apparent magnitude
4.34
Distance
598.5 light years
Coordinates (J2000)
RA 9.220° · Dec 33.719°
Catalogue
HIP 2912 · HD 3369

A symbolic commemorative gift: neither the signature nor the chosen name implies ownership of the star or recognition by the IAU.

Other stars in Andromeda

Andromeda has 81 stars in Stelvia's catalogue. Here are a few of them.

See all 81 stars in Andromeda