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Common star 15 EP

HD 37470

RA 84.6447° · Dec -6.1639° · star

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Score breakdown

· 3 badges
15 pts · Common
Common 22 pts → Uncommon
  • In Orion's hunting ground +6
  • Hot blue B-type star +6
  • Star +3
Total score 15

7 more points to reach Uncommon.

Badges

  • Star · +3
  • In Orion's hunting ground · +6
  • Hot blue B-type star · +6

Trivia

What it actually is

  • Spectral class. Its spectrum reads B8p... — a blue-white B-type star, with a surface tens of thousands of degrees hot and a life measured in tens of millions 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 8.2 it is just past naked-eye reach — ordinary binoculars will pull it in, over in Orion.
  • Seen from everywhere. It sits almost on the celestial equator, so it can be seen from essentially anywhere on Earth.
  • 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. ≈ 16.9 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 1.5 million years even at the Parker Solar Probe's 192 km/s.

Properties

absmag
0.881
bv
0.035
constellation
Ori
dist ly
962.1123
luminosity
38.6901
mag
8.23
name
HD 37470
spect
B8p...

About HD 37470

HD 37470 is a common star. It lies about 962.1 light-years from Earth, sits in the constellation Ori, shines at apparent magnitude 8.23 and has spectral type B8p....

Its spectrum reads B8p... — a blue-white B-type star, with a surface tens of thousands of degrees hot and a life measured in tens of millions of years.

How to see it

Look for HD 37470 in the constellation Ori. At apparent magnitude 8.23, it is an easy target for binoculars.

Like any astronomical target, HD 37470 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 37470 is a common star

HD 37470 scores 15 points on Spacedle's rarity scale, which places it in the common tier. Another 7 points would lift it into a rarer tier.

That score comes from 3 science badges — Star, In Orion's hunting ground and Hot blue B-type 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.