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Uncommon star 29 EP

HR 4154

RA 158.7934° · Dec -43.6646° · star

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Score breakdown

· 4 badges
29 pts · Uncommon
Uncommon 34 pts → Rare
  • Bright giant +12
  • Sun-like G-type star +8
  • Distant (over 1,000 light-years) +6
  • Star +3
Total score 29

5 more points to reach Rare.

Badges

  • Star · +3
  • Distant (over 1,000 light-years) · +6
  • Sun-like G-type star · +8
  • Bright giant · +12

Trivia

What it actually is

  • Spectral class. Its spectrum reads G8/K0II/III — a G-type star: the very same spectral class as our own Sun.

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 6.1 it is just past naked-eye reach — ordinary binoculars will pull it in, over in Vela.
  • 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 February — 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. ≈ 20 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 1.8 million years even at the Parker Solar Probe's 192 km/s.

Properties

absmag
-1.621
bv
0.94
constellation
Vel
dist ly
1136.4322
luminosity
387.6145
mag
6.09
name
HR 4154
spect
G8/K0II/III

About HR 4154

HR 4154 is an uncommon star. It lies about 1,136.4 light-years from Earth, sits in the constellation Vel, shines at apparent magnitude 6.09 and has spectral type G8/K0II/III.

Its spectrum reads G8/K0II/III — a G-type star: the very same spectral class as our own Sun.

How to see it

Look for HR 4154 in the constellation Vel. At apparent magnitude 6.09, it is an easy target for binoculars.

Like any astronomical target, HR 4154 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 4154 is an uncommon star

HR 4154 scores 29 points on Spacedle's rarity scale, which places it in the uncommon tier. Another 5 points would lift it into a rarer tier.

That score comes from 4 science badges — Star, Distant (over 1,000 light-years), Sun-like G-type star and Bright giant — 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.