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Trash star 8 EP

HD 131843

RA 224.9442° · Dec -68.6564° · star

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Score breakdown

· 3 badges
8 pts · Trash
Trash 15 pts → Common
  • Star +3
  • Orange K-type star +3
  • Main-sequence star +2
Total score 8

7 more points to reach Common.

Badges

  • Star · +3
  • Orange K-type star · +3
  • Main-sequence star · +2

Trivia

What it actually is

  • Spectral class. Its spectrum reads K0(V) + A/F — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.

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 9.8 you'll want a small backyard telescope, over in Triangulum Australe.
  • Southern sky only. So far south it never rises for most of the northern hemisphere. To see it you'd have to travel to Chile, South Africa or Australia.
  • Best time of year. It stands highest in the middle of the night around May — 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. ≈ 10.7 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 948.4 thousand years even at the Parker Solar Probe's 192 km/s.

Properties

absmag
3.5
bv
0.624
constellation
TrA
dist ly
607.3667
luminosity
3.4674
mag
9.85
name
HD 131843
spect
K0(V) + A/F

About HD 131843

HD 131843 is a trash star. It lies about 607.4 light-years from Earth, sits in the constellation TrA, shines at apparent magnitude 9.85 and has spectral type K0(V) + A/F.

Its spectrum reads K0(V) + A/F — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.

How to see it

Look for HD 131843 in the constellation TrA. At apparent magnitude 9.85, a small backyard telescope will bring it into view.

Like any astronomical target, HD 131843 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 131843 is a trash star

HD 131843 scores 8 points on Spacedle's rarity scale, which places it in the trash tier. Another 7 points would lift it into a rarer tier.

That score comes from 3 science badges — Star, Orange K-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.