C/1995 O1 (Hale-Bopp)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 60 km
- Albedo
- 0.04
Orbit
- Orbit class (JPL)
- COM — Comet
- Semi-major axis
- 177 AU
- Eccentricity
- 0.995
- Inclination
- 89.3°
- Perihelion distance
- 0.891 AU
- Aphelion distance
- 354 AU
- Orbital period
- 863,000 days
- Perihelion passage
- JD 2450537.135
- Earth MOID
- 0.0878 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 60 km across — 15% of the 400 km Seoul–Busan expressway.
- One orbit takes about 863,000 Earth days (about 2,362.8 years).
- Sunlight needs about 24.5 hours to reach it on average (semi-major axis 177 AU) — versus about 8 min 19 s to Earth.