Mira
HR 681 · HIP 10826 · ο Cet
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 6.47 mag
- Parallax
- 10.91 mas → about 299 light-years away
- Spectral type
- M5e-M9e
- Right ascension
- 34.8366°
- Declination
- -2.9771°
- Bayer designation
- ο Cet
- HIP number
- 10826
- IAU name adopted
- 2016-06-30
- Name language
- Latin
- Name origin (IAU)
- Its Latin name since Early Modern times meaning "the Amazing One", as taken from Historiola Mirae Stellae - the title of a work describing the amazing variability of this star (written by Hevelius in 1662).
Source:ESA Hipparcos Catalogue (ESA Gaia Archive) · checked 2026-11-03 ↗IAU Working Group on Star Names · checked 2026-11-02 ↗
Related
Constellation
In everyday life
- Light from this object takes about 299 years to reach Earth — the light you see tonight left around AD 1727 (official distance ÷ speed of light).
- At magnitude 6.5 it is fainter than the naked-eye limit (about 6) — you need binoculars or a telescope.
- Declination -3° — 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.