Absolutno

XO-5

📋 A written introduction is coming — for now this page shows official values only.

Star

Apparent magnitude: 11.95 mag
Distance from Earth: 276.211 pc (≈ 900.9 light-years)
Spectral type: G8 V
Surface temperature: 5,430 K
Right ascension: 116.7165°
Declination: 39.0946°
Designation: XO-5
IAU name adopted: 2019-12-17
Name language: fictional
Name origin (IAU): Absolutno is a fictional miraculous substance in the sci-fi novel Továrna na absolutno (The Factory for the Absolute) by influential Czech writer Karel Čapek.

Constellation

Planets

Light from this object takes about 901 years to reach Earth — the light you see tonight left around AD 1125 (official distance ÷ speed of light).
At magnitude 12 it is fainter than the naked-eye limit (about 6) — you need binoculars or a telescope.
Declination 39.1° — it rises above the horizon in Seoul (37.6° N), so it is visible from Korea in the right season.

Worked out from this object's official values.