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Trash star 11 EP

2Eta CrB

RA 230.8012° · Dec 30.2878° · star

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Score breakdown

· 2 badges
11 pts · Trash
Trash 15 pts → Common
  • Naked-eye visible +8
  • Star +3
Total score 11

4 more points to reach Common.

Badges

  • Star · +3
  • Naked-eye visible · +8

Trivia

Could we get there?

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

Getting there

  • Aboard Voyager 1. ≈ 1 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 91 thousand years even at the Parker Solar Probe's 192 km/s.
  • At 10% light speed. ≈ 583 years in a starship at a tenth of light speed.
  • Distance. 58.3 light-years from Earth.

Look-back time

  • Look-back time. The light you'd see left around the year 1968.

Saying hello

  • Say hello. A radio message and its reply would take 117 years round-trip.

Properties

absmag
3.73
bv
0.577
constellation
CrB
dist ly
58.2629
mag
4.99
name
2Eta CrB
spect
G2V

About 2Eta CrB

2Eta CrB is a trash star. It lies about 58.3 light-years from Earth, sits in the constellation CrB, shines at apparent magnitude 4.99 and has spectral type G2V.

2Eta CrB is a trash star worth 11 points across 2 science badges. Explore its facts, badges and place on the sky map, then add it to your dex on Spacedle.

How to see it

Look for 2Eta CrB in the constellation CrB. At apparent magnitude 4.99, it can be glimpsed with the unaided eye under dark skies.

Like any astronomical target, 2Eta CrB 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 2Eta CrB is a trash star

2Eta CrB scores 11 points on Spacedle's rarity scale, which places it in the trash tier. Another 4 points would lift it into a rarer tier.

That score comes from 2 science badges — Star and Naked-eye visible — 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.