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Common variable star 15 EP

HR 3119

RA 120.6492° · Dec 57.2736° · star

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Score breakdown

· 5 badges
15 pts · Common
Common 22 pts → Uncommon
  • Variable star +5
  • Yellow-white F-type star +3
  • A named variable star +3
  • Main-sequence star +2
  • Barely variable (under 0.05 mag) +2
Total score 15

7 more points to reach Uncommon.

Badges

  • Variable star · +5
  • Yellow-white F-type star · +3
  • Main-sequence star · +2
  • Barely variable (under 0.05 mag) · +2
  • A named variable star · +3

Trivia

What it actually is

  • Spectral class. Its spectrum reads F8V — an F-type star — a little hotter, whiter and shorter-lived than the Sun.
  • Where it is in life. It is on the main sequence, quietly fusing hydrogen in its core exactly as the Sun does.
  • It changes. This star does not hold still: its brightness rises and falls on a rhythm of hours, days or years, either pulsing in size or being eclipsed by a companion.

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 6.5 it is just past naked-eye reach — ordinary binoculars will pull it in, over in Lynx.
  • 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 January — that's when to go looking.

Could we get there?

  • Verdict. Hopelessly far for any craft humanity can build today.

Properties

absmag
1.375
bv
0.649
constellation
Lyn
dist ly
342.2414
luminosity
24.5471
mag
6.48
name
HR 3119
spect
F8V
var amplitude
0.03
var designation
AE
var max
6.465
var min
6.495

About HR 3119

HR 3119 is a common variable star. It lies about 342.2 light-years from Earth, sits in the constellation Lyn, shines at apparent magnitude 6.48 and has spectral type F8V.

Its spectrum reads F8V — an F-type star — a little hotter, whiter and shorter-lived than the Sun.

How to see it

Look for HR 3119 in the constellation Lyn. At apparent magnitude 6.48, it is an easy target for binoculars.

Like any astronomical target, HR 3119 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 3119 is a common variable star

HR 3119 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 5 science badges — Variable star, Yellow-white F-type star, Main-sequence star, Barely variable (under 0.05 mag) and A named variable 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.