Praecipua
HR 4247 · HIP 53229 · 46 LMi
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 3.83 mag
- Parallax
- 34.38 mas → about 94.9 light-years away
- Spectral type
- K0III-IV
- Right ascension
- 163.3279°
- Declination
- 34.2149°
- Designation
- HR 4247
- Bayer designation
- 46 LMi
- HIP number
- 53229
- IAU name adopted
- 2017-06-30
- Name language
- Latin
- Name origin (IAU)
- Piazzi (1814) in his star catalogue introduced this proper name for the star because Hevelius (1690) had added the adjective "praecipua" (Chief) as a description of this star.
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 95 years to reach Earth — the light you see tonight left around AD 1931 (official distance ÷ speed of light).
- At magnitude 3.8 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination 34.2° — 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.