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Rare star 40 EP

HIP 52181

RA 159.9031° · Dec 43.1026° · star

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Score breakdown

· 5 badges
40 pts · Rare
Rare 50 pts → Epic
  • White dwarf (a burnt-out core) +22
  • Distant (over 1,000 light-years) +6
  • Blue-white star +5
  • Never sets (northern circumpolar) +4
  • Star +3
Total score 40

10 more points to reach Epic.

Badges

  • Star · +3
  • Distant (over 1,000 light-years) · +6
  • Never sets (northern circumpolar) · +4
  • White dwarf (a burnt-out core) · +22
  • Blue-white star · +5

Trivia

What it actually is

  • Spectral class. Its spectrum reads DA: — a white dwarf — the exposed, Earth-sized cinder of a dead star, with nothing left to burn.

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 11.2 you'll want a small backyard telescope, over in Ursa Major.
  • 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 March — that's when to go looking.

Could we get there?

  • Verdict. Impossible with our current technology — and the next millennium of it.

Getting there

  • Aboard Voyager 1. ≈ 18.5 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 1.6 million years even at the Parker Solar Probe's 192 km/s.

Properties

absmag
3.66
bv
-0.328
constellation
UMa
dist ly
1055.5211
luminosity
2.9923
mag
11.21
name
HIP 52181
spect
DA:

About HIP 52181

HIP 52181 is a rare star. It lies about 1,055.5 light-years from Earth, sits in the constellation UMa, shines at apparent magnitude 11.21 and has spectral type DA:.

Its spectrum reads DA: — a white dwarf — the exposed, Earth-sized cinder of a dead star, with nothing left to burn.

How to see it

Look for HIP 52181 in the constellation UMa. At apparent magnitude 11.21, a small backyard telescope will bring it into view.

Like any astronomical target, HIP 52181 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 52181 is a rare star

HIP 52181 scores 40 points on Spacedle's rarity scale, which places it in the rare tier. Another 10 points would lift it into a rarer tier.

That score comes from 5 science badges — Star, Distant (over 1,000 light-years), Never sets (northern circumpolar), White dwarf (a burnt-out core) 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.