Fafnir
HR 6945 · HIP 90344 · 42 Dra
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 4.823 mag
- Parallax
- 10.36 mas → about 314.8 light-years away
- Spectral type
- K2III
- Right ascension
- 276.4964°
- Declination
- 65.5635°
- Designation
- HR 6945
- Bayer designation
- 42 Dra
- HIP number
- 90344
- IAU name adopted
- 2015-12-15
- Name language
- Old Norse
- Name origin (IAU)
- Fafnir was a Norse mythological dwarf who turned into a dragon.
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 315 years to reach Earth — the light you see tonight left around AD 1711 (official distance ÷ speed of light).
- At magnitude 4.8 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination 65.6° — from Seoul (37.6° N) it never sets and circles the northern sky all night.
Worked out from this object's official values.