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Common star 15 EP

HR 53

RA 3.7940° · Dec 27.2834° · star

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Score breakdown

· 4 badges
15 pts · Common
Common 22 pts → Uncommon
  • White A-type star +5
  • Blue-white star +5
  • Star +3
  • Main-sequence star +2
Total score 15

7 more points to reach Uncommon.

Badges

  • Star · +3
  • White A-type star · +5
  • Main-sequence star · +2
  • Blue-white star · +5

Trivia

What it actually is

  • Spectral class. Its spectrum reads A1Vn — 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 6.3 it is just past naked-eye reach — ordinary binoculars will pull it in, over in Andromeda.
  • 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 September — 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. ≈ 7.7 million years at Voyager 1's speed (17 km/s).

Properties

absmag
0.696
bv
-0.002
constellation
And
dist ly
440.7512
luminosity
45.8775
mag
6.35
name
HR 53
spect
A1Vn

About HR 53

HR 53 is a common star. It lies about 440.8 light-years from Earth, sits in the constellation And, shines at apparent magnitude 6.35 and has spectral type A1Vn.

Its spectrum reads A1Vn — 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 HR 53 in the constellation And. At apparent magnitude 6.35, it is an easy target for binoculars.

Like any astronomical target, HR 53 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 HR 53 is a common star

HR 53 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 4 science badges — Star, White A-type star, Main-sequence 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.