Áldu
HR 1220 · HIP 18532 · ϵ Per
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 2.89 mag
- Parallax
- 5.11 mas → about 638.3 light-years away
- Spectral type
- B0.5V
- Right ascension
- 59.4635°
- Declination
- 40.0102°
- Designation
- HR 1220
- Bayer designation
- ϵ Per
- HIP number
- 18532
- IAU name adopted
- 2025-12-25
- Name language
- Sami
- Name origin (IAU)
- Áldu, the Reindeer Cow, in Sami language. The Sami constellation of the reindeer is usually called with the male term "Sarvvis", but mythology reports it keeping its antlers during winter, which only females do.
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 638 years to reach Earth — the light you see tonight left around AD 1388 (official distance ÷ speed of light).
- At magnitude 2.9 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination 40° — 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.