Lilii Borea
HR 824 · HIP 13061 · 39 Ari
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 4.51 mag
- Parallax
- 19.01 mas → about 171.6 light-years away
- Spectral type
- K1III
- Right ascension
- 41.9773°
- Declination
- 29.2471°
- Designation
- HR 824
- Bayer designation
- 39 Ari
- HIP number
- 13061
- IAU name adopted
- 2017-09-05
- Name language
- Latin
- Name origin (IAU)
- Lacaille used the now obsolete constellation Lilium (The Lily) and named this star "the northern one of the Lily", in Latin: Lilii Borea. see also "Lilium" in the ASE.
Source:IAU Working Group on Star Names · checked 2026-11-02 ↗ESA Hipparcos Catalogue (ESA Gaia Archive) · checked 2026-11-03 ↗
Related
Constellation
In everyday life
- Light from this object takes about 172 years to reach Earth — the light you see tonight left around AD 1854 (official distance ÷ speed of light).
- At magnitude 4.5 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination 29.2° — 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.