Polis
HR 6812 · HIP 89341 · μ Sgr
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 3.85 mag
- Spectral type
- B2III:
- Right ascension
- 273.4409°
- Declination
- -21.0588°
- Designation
- HR 6812
- Bayer designation
- μ Sgr
- HIP number
- 89341
- IAU name adopted
- 2017-09-05
- Name language
- Coptic
- Name origin (IAU)
- the term in Coptic means "a foal." It was originally used for stars in the bow of the Archer but was moved over time.
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
- At magnitude 3.9 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination -21.1° — it rises above the horizon in Seoul (37.6° N), so it is visible from Korea in the right season.
- Its IAU name «Polis» comes from Coptic (IAU Working Group on Star Names).
Worked out from this object's official values.