Star profile
Gamma Tucanae
What is Gamma Tucanae
Gamma Tucanae inhabits the southern Toucan constellation, close neighbor of the Small Magellanic Cloud. It is an F-type star about 75 light-years away, slightly hotter and whiter than the Sun, near enough to allow detailed study of its stellar properties. In the southern sky it marks a region rich in extragalactic objects visible to the naked eye.
Where it is and when to see it
Gamma Tucanae lies in the southern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is August, 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 66° up.
It can be seen from anywhere south of 32° N.
It ranks no. 2 in brightness among the 28 stars of Tucana in our catalogue. To find it, start from Alpha Tucanae, the brightest: it lies about 8° away (a fist at arm's length covers about 10°).
The light you see today left it about 75 years ago.
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Astronomical data for Gamma Tucanae
- Constellation
- Tucana
- Apparent magnitude
- 3.99
- Distance
- 75.2 light years
- Coordinates (J2000)
- RA 349.357° · Dec -58.236°
- Catalogue
- HIP 114996 · HD 219571
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Other stars in Tucana
Tucana has 28 stars in Stelvia's catalogue. Here are a few of them.
- Alpha Tucanae2.87
- Zeta Tucanae4.23
- Kappa Tucanae4.25
- Beta 1 Tucanae4.36
- Epsilon Tucanae4.49
- Delta Tucanae4.51
- Beta 2 Tucanae4.53
- Nu Tucanae4.91