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Trash variable star 5 EP

HD 137164

RA 231.9405° · Dec -63.0207° · star

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Score breakdown

· 1 badge
5 pts · Trash
Trash 15 pts → Common
  • Variable star +5
Total score 5

10 more points to reach Common.

Badges

  • Variable star · +5

Trivia

Could we get there?

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

Getting there

  • Aboard Voyager 1. ≈ 7 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 625.6 thousand years even at the Parker Solar Probe's 192 km/s.
  • At 10% light speed. ≈ 4007 years in a starship at a tenth of light speed.
  • Distance. 401 light-years from Earth.

Look-back time

  • Look-back time. The light you'd see left around the year 1625.

Saying hello

  • Say hello. A radio message and its reply would take 801 years round-trip.

Properties

absmag
1.993
bv
1.052
constellation
TrA
dist ly
400.683
mag
7.44
name
HD 137164
spect
K1/K2IVp

About HD 137164

HD 137164 is a trash variable star. It lies about 400.7 light-years from Earth, sits in the constellation TrA, shines at apparent magnitude 7.44 and has spectral type K1/K2IVp.

HD 137164 is a trash variable star worth 5 points across 1 science badge. Explore its facts, badges and place on the sky map, then add it to your dex on Spacedle.

How to see it

Look for HD 137164 in the constellation TrA. At apparent magnitude 7.44, it is an easy target for binoculars.

Like any astronomical target, HD 137164 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 HD 137164 is a trash variable star

HD 137164 scores 5 points on Spacedle's rarity scale, which places it in the trash tier. Another 10 points would lift it into a rarer tier.

That score comes from 1 science badge — 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.

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Sky imagery and survey data courtesy of Aladin Lite & CDS, Strasbourg. Object data from the NASA Exoplanet Archive, JPL Small-Body Database, and the ATNF Pulsar Catalogue.