SMM is a comet in the Parabolic comet orbit class. Its closest approach to the Sun is 0.01 AU.
Orbital elements
- Eccentricity
- 1
- Inclination
- 144.64°
- Perihelion
- 0.006 AU
- Longitude of ascending node
- 6.24°
- Argument of periapsis
- 84.72°
- Epoch · J2000
- JD 2447680.07800 (perihelion)
- Orbit class · PAR
- Parabolic comet
Orbit quality
- Data arc
- 0 hours
- First observed
- 2 June 1989
- Last observed
- 2 June 1989
Discovery & classification
Also known as 1989 L1
Named
Sources
- orbital elements: JPL SBDB