Peacock
HR 7790 · HIP 100751 · α Pav
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 1.918 mag
- Parallax
- 18.24 mas → about 178.8 light-years away
- Spectral type
- B2IV
- Right ascension
- 306.4119°
- Declination
- -56.7351°
- Designation
- HR 7790
- Bayer designation
- α Pav
- HIP number
- 100751
- IAU name adopted
- 2016-07-20
- Name language
- English
- Name origin (IAU)
- Invented for The Air Almanac of the HM Nautical Almanac Office
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 179 years to reach Earth — the light you see tonight left around AD 1847 (official distance ÷ speed of light).
- At magnitude 1.9 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination -56.7° — it never rises in Seoul (37.6° N); you need to be farther south to see it.
Worked out from this object's official values.