
Star profile
Delta Sculptor
What is Delta Sculptor
Delta Sculptoris is a visual double whose primary is a rare Lambda Boötis star: a class of A-type objects oddly poor in heavy metals, almost naked in iron or calcium compared with their peers. Its faint magnitude 11.6 companion sits some 175 astronomical units away —far enough to resolve through a modest telescope. It lies in Sculptor, another of Lacaille's southern constellations and the one that hosts the south galactic pole.
Where it is and when to see it
Delta Sculptor lies in the southern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is September, when it culminates around midnight.
- From London it culminates about 10° above the horizon.
- From New York it culminates about 21° above the horizon.
- From Sydney it culminates about 84° above the horizon.
It can be seen from anywhere south of 62° N.
It ranks no. 4 in brightness among the 33 stars of Sculptor in our catalogue. To find it, start from Alpha Sculptor, the brightest: it lies about 15° away (a fist at arm's length covers about 10°).
The light you see today left it about 140 years ago.
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Astronomical data for Delta Sculptor
- Constellation
- Sculptor
- Apparent magnitude
- 4.59
- Distance
- 137.5 light years
- Coordinates (J2000)
- RA 357.231° · Dec -28.130°
- Catalogue
- HIP 117452 · HD 223352
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Other stars in Sculptor
Sculptor has 33 stars in Stelvia's catalogue. Here are a few of them.
- Alpha Sculptor4.30
- Beta Sculptor4.38
- Gamma Sculptor4.41
- Eta Sculptor4.86
- Zeta Sculptor5.04
- Iota Sculptor5.18
- Theta Sculptor5.24
- Pi Sculptor5.25