← Back to dex
Rare star 40 EP

HR 4841

RA 191.2586° · Dec -68.8308° · star

Loading sky survey…
🌌 View in 3D star map
Tonight’s visibility

Computing the sky for your location…

Score breakdown

· 5 badges
40 pts · Rare
Rare 50 pts → Epic
  • Supergiant +18
  • Intrinsically luminous (Mv < −2) +10
  • Distant (over 1,000 light-years) +6
  • Star +3
  • Yellow-white F-type star +3
Total score 40

10 more points to reach Epic.

Badges

  • Star · +3
  • Distant (over 1,000 light-years) · +6
  • Yellow-white F-type star · +3
  • Supergiant · +18
  • Intrinsically luminous (Mv < −2) · +10

Trivia

What it actually is

  • Spectral class. Its spectrum reads F6Ia — an F-type star — a little hotter, whiter and shorter-lived than the Sun.
  • Where it is in life. It is a luminous supergiant — among the largest and rarest stars in the galaxy.

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 6.2 it is just past naked-eye reach — ordinary binoculars will pull it in, over in Musca.
  • 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 April — 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. ≈ 36 million years at Voyager 1's speed (17 km/s).

Properties

absmag
-2.833
bv
0.688
constellation
Mus
dist ly
2051.2955
luminosity
1183.5865
mag
6.16
name
HR 4841
spect
F6Ia

About HR 4841

HR 4841 is a rare star. It lies about 2,051.3 light-years from Earth, sits in the constellation Mus, shines at apparent magnitude 6.16 and has spectral type F6Ia.

Its spectrum reads F6Ia — an F-type star — a little hotter, whiter and shorter-lived than the Sun.

How to see it

Look for HR 4841 in the constellation Mus. At apparent magnitude 6.16, it is an easy target for binoculars.

Like any astronomical target, HR 4841 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 4841 is a rare star

HR 4841 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), Yellow-white F-type star, Supergiant and Intrinsically luminous (Mv < −2) — 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.