Dziban
HR 6636 · HIP 86614 · ψ1 Dra
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 4.55 mag
- Parallax
- 43.79 mas → about 74.5 light-years away
- Spectral type
- F5IV-V
- Right ascension
- 265.4836°
- Declination
- 72.1489°
- Designation
- HR 6636
- Bayer designation
- ψ1 Dra
- HIP number
- 86614
- IAU name adopted
- 2017-09-05
- Name language
- Arabic
- Name origin (IAU)
- Dsiban, from Al Dhibain (the Arabs' title for ζ and η), has been given by some to this pair [ψ1, ψ2 Dra].
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 74 years to reach Earth — the light you see tonight left around AD 1952 (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 72.1° — from Seoul (37.6° N) it never sets and circles the northern sky all night.
Worked out from this object's official values.