Junnanmen
HR 335 · HIP 5434 · φ And
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 4.25 mag
- Parallax
- 4.55 mas → about 716.8 light-years away
- Spectral type
- B7III
- Right ascension
- 17.3755°
- Declination
- 47.2418°
- Designation
- HR 335
- Bayer designation
- φ And
- HIP number
- 5434
- IAU name adopted
- 2025-08-25
- Name language
- Chinese
- Name origin (IAU)
- Jūn Nán Mén (军南门, "Southern Millitary Gate") is a Chinese constellation, simplified: Junnanmen. It is the name of a Chinese single-star asterism that WGSN preserves in its earliest version (before Tang Dynasty), identified with φ And."Junnanmen" is assigned to the primary of the phi And (HR 335, HIP 5434, HD 6811) binary system, i.e. phi And A (HD 6811A).
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 717 years to reach Earth — the light you see tonight left around AD 1309 (official distance ÷ speed of light).
- At magnitude 4.3 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination 47.2° — 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.