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Trash star 6 EP

HIP 45644

RA 139.5571° · Dec -0.6007° · star

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Score breakdown

· 2 badges
6 pts · Trash
Trash 15 pts → Common
  • Star +3
  • Orange K-type star +3
Total score 6

9 more points to reach Common.

Badges

  • Star · +3
  • Orange K-type star · +3

Trivia

Hard to believe

  • True brightness. It pours out about 839.5 thousand times as much light as the Sun. It only looks ordinary because it is so far away.

What it actually is

  • Spectral class. Its spectrum reads K — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.

Find it in the sky

  • How to spot it. At magnitude 10 you'll want a small backyard telescope, over in Hydra.
  • 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 February — that's when to go looking.

What's in a name

  • Its catalogue. The HIP number comes from Hipparcos, the ESA satellite that between 1989 and 1993 pinned down 118,000 stars precisely enough to triangulate their distances.

Properties

absmag
-9.98
constellation
Hya
luminosity
855066.7129
mag
10.02
name
HIP 45644
spect
K

About HIP 45644

HIP 45644 is a trash star. It sits in the constellation Hya, shines at apparent magnitude 10.02 and has spectral type K.

Its spectrum reads K — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.

How to see it

Look for HIP 45644 in the constellation Hya. At apparent magnitude 10.02, a small backyard telescope will bring it into view.

Like any astronomical target, HIP 45644 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 HIP 45644 is a trash star

HIP 45644 scores 6 points on Spacedle's rarity scale, which places it in the trash tier. Another 9 points would lift it into a rarer tier.

That score comes from 2 science badges — Star and Orange K-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.