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Common star 18 EP

5Eps2Lyr

RA 281.0949° · Dec 39.6127° · star

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Score breakdown

· 4 badges
18 pts · Common
Common 22 pts → Uncommon
  • Naked-eye visible +8
  • White A-type star +5
  • Star +3
  • Main-sequence star +2
Total score 18

4 more points to reach Uncommon.

Badges

  • Star · +3
  • Naked-eye visible · +8
  • White A-type star · +5
  • Main-sequence star · +2

Trivia

What it actually is

  • Spectral class. Its spectrum reads A8Vn — 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 on the main sequence, quietly fusing hydrogen in its core exactly as the Sun does.

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 4.6 you can see it with your own eyes from a dark site, over in Lyra.
  • Northern sky. It rides the northern half of the sky — an easier target the further north you are.
  • Best time of year. It stands highest in the middle of the night around July — 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. ≈ 2.7 million years at Voyager 1's speed (17 km/s).

Properties

absmag
1.198
bv
0.18
constellation
Lyr
dist ly
155.5347
luminosity
28.8935
mag
4.59
name
5Eps2Lyr
spect
A8Vn

About 5Eps2Lyr

5Eps2Lyr is a common star. It lies about 155.5 light-years from Earth, sits in the constellation Lyr, shines at apparent magnitude 4.59 and has spectral type A8Vn.

Its spectrum reads A8Vn — 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 5Eps2Lyr in the constellation Lyr. At apparent magnitude 4.59, it can be glimpsed with the unaided eye under dark skies.

Like any astronomical target, 5Eps2Lyr 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 5Eps2Lyr is a common star

5Eps2Lyr scores 18 points on Spacedle's rarity scale, which places it in the common tier. Another 4 points would lift it into a rarer tier.

That score comes from 4 science badges — Star, Naked-eye visible, White A-type star and Main-sequence 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.