Salm
HR 8880 · HIP 115250 · τ Peg
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 4.58 mag
- Parallax
- 20.17 mas → about 161.7 light-years away
- Spectral type
- A5V
- Right ascension
- 350.1594°
- Declination
- 23.7404°
- Designation
- HR 8880
- Bayer designation
- τ Peg
- HIP number
- 115250
- IAU name adopted
- 2017-09-05
- Name language
- Arabic
- Name origin (IAU)
- Bayer (1603) mentions three names: Markab, Sagma and its corruption Salma. Allen (1899, 329) considers the correct form "Salm", a Leathern Bucket.
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 162 years to reach Earth — the light you see tonight left around AD 1864 (official distance ÷ speed of light).
- At magnitude 4.6 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination 23.7° — 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.