42P/Neujmin 3
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 2.2 km
Orbit
- Orbit class (JPL)
- JFc — Jupiter-family Comet
- Semi-major axis
- 4.86 AU
- Eccentricity
- 0.586
- Inclination
- 3.99°
- Perihelion distance
- 2.01 AU
- Aphelion distance
- 7.71 AU
- Orbital period
- 3,910 days
- Perihelion passage
- JD 2453203.424
- Earth MOID
- 0.998 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 2 km across — 0.6% of the 400 km Seoul–Busan expressway.
- One orbit takes about 3,910 Earth days (about 10.7 years).
- Sunlight needs about 40 minutes to reach it on average (semi-major axis 4.9 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.