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Common star 19 EP

HD 41571

RA 91.1803° · Dec -28.0607° · star

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Score breakdown

· 4 badges
19 pts · Common
Common 22 pts → Uncommon
  • Giant star +6
  • White A-type star +5
  • Blue-white star +5
  • Star +3
Total score 19

3 more points to reach Uncommon.

Badges

  • Star · +3
  • White A-type star · +5
  • Giant star · +6
  • Blue-white star · +5

Trivia

What it actually is

  • Spectral class. Its spectrum reads A0III/IV — an A-type star: white-hot, typically about twice the Sun's mass, and the class most of the sky's famous bright stars belong to.
  • Where it is in life. It is a giant. It has already exhausted its core hydrogen and swollen up enormously in response.

Sense of scale

  • In perspective. Far away by human standards, yet still a local address inside the Milky Way's spiral arms.

Find it in the sky

  • How to spot it. At magnitude 7.5 it is just past naked-eye reach — ordinary binoculars will pull it in, over in Columba.
  • Southern sky. It rides the southern half of the sky — an easier target the further south you are.
  • Best time of year. It stands highest in the middle of the night around December — that's when to go looking.

Could we get there?

  • Verdict. Hopelessly far for any craft humanity can build today.

Getting there

  • Aboard Voyager 1. ≈ 13.4 million years at Voyager 1's speed (17 km/s).

Properties

absmag
0.632
bv
-0.033
constellation
Col
dist ly
763.8313
luminosity
48.6631
mag
7.48
name
HD 41571
spect
A0III/IV

About HD 41571

HD 41571 is a common star. It lies about 763.8 light-years from Earth, sits in the constellation Col, shines at apparent magnitude 7.48 and has spectral type A0III/IV.

Its spectrum reads A0III/IV — an A-type star: white-hot, typically about twice the Sun's mass, and the class most of the sky's famous bright stars belong to.

How to see it

Look for HD 41571 in the constellation Col. At apparent magnitude 7.48, it is an easy target for binoculars.

Like any astronomical target, HD 41571 is best seen from a dark site away from city lights, and when it is above the horizon depends on your latitude and the time of year. The visibility panel above works out tonight's viewing window for your saved location.

Why HD 41571 is a common star

HD 41571 scores 19 points on Spacedle's rarity scale, which places it in the common tier. Another 3 points would lift it into a rarer tier.

That score comes from 4 science badges — Star, White A-type star, Giant star and Blue-white star — each earned for a real, measurable property of the object. Rarity on Spacedle is never random: the more remarkable an object's astrophysics, the more badges it collects, the higher it scores, and the rarer it ranks.