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Star profile

Mu 1 Octans

3D likeness based on its real data · class F · ~6,500 K

What is Mu 1 Octans

μ¹ Octantis is a yellow-white star in Octans, the dark constellation that contains the southern celestial pole. When a southern observer frames it, they look almost exactly toward Earth's axis of rotation. Its F type places it between hot white and solar gold, a discreet flame in one of the least illuminated regions of the sky.

Where it is and when to see it

Mu 1 Octans 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 never rises above the horizon.
  • From New York it never rises above the horizon.
  • From Sydney it never sets and culminates about 48° up.

It can be seen from anywhere south of 14° N.

It ranks no. 34 in brightness among the 35 stars of Octans in our catalogue. To find it, start from Nu Octans, the brightest: it lies about 4° away (a fist at arm's length covers about 10°).

The light you see today left it about 330 years ago.

Find it on the sky map

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

Leave your signature on Mu 1 Octans

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 Mu 1 Octans

Constellation
Octans
Apparent magnitude
5.99
Distance
329.8 light years
Coordinates (J2000)
RA 310.511° · Dec -76.181°
Catalogue
HIP 102162 · HD 196051

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

Other stars in Octans

Octans has 35 stars in Stelvia's catalogue. Here are a few of them.

See all 35 stars in Octans