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Rare star 34 EP

HIP 19218

RA 61.7899° · Dec -31.3009° · star

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Score breakdown

· 3 badges
34 pts · Rare
Rare 50 pts → Epic
  • Blazing O-type star +26
  • Blue-white star +5
  • Star +3
Total score 34

16 more points to reach Epic.

Badges

  • Star · +3
  • Blazing O-type star · +26
  • Blue-white star · +5

Trivia

What it actually is

  • Spectral class. Its spectrum reads O8 — an O-type star — the hottest, rarest main class there is. Fewer than one star in a million is an O, and none of them lasts long.

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 10.5 you'll want a small backyard telescope, over in Eridanus.
  • 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 November — 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. ≈ 7.2 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 639 thousand years even at the Parker Solar Probe's 192 km/s.

Properties

absmag
5.027
bv
-0.31
constellation
Eri
dist ly
409.2296
luminosity
0.8496
mag
10.52
name
HIP 19218
spect
O8

About HIP 19218

HIP 19218 is a rare star. It lies about 409.2 light-years from Earth, sits in the constellation Eri, shines at apparent magnitude 10.52 and has spectral type O8.

Its spectrum reads O8 — an O-type star — the hottest, rarest main class there is. Fewer than one star in a million is an O, and none of them lasts long.

How to see it

Look for HIP 19218 in the constellation Eri. At apparent magnitude 10.52, a small backyard telescope will bring it into view.

Like any astronomical target, HIP 19218 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 HIP 19218 is a rare star

HIP 19218 scores 34 points on Spacedle's rarity scale, which places it in the rare tier. Another 16 points would lift it into a rarer tier.

That score comes from 3 science badges — Star, Blazing O-type 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.