Herschel is a comet in the Parabolic comet orbit class. Its closest approach to the Sun is 1.29 AU.
Orbital elements
- Eccentricity
- 1
- Inclination
- 140.21°
- Perihelion
- 1.293 AU
- Longitude of ascending node
- 193.6°
- Argument of periapsis
- 154.35°
- Epoch · J2000
- JD 2375587.53500 (perihelion)
- Orbit class · PAR
- Parabolic comet
Orbit quality
- Observations used
- 7
- Data arc
- 33 days
- First observed
- 17 December 1791
- Last observed
- 19 January 1792
Discovery & classification
Also known as 1791 X1
Named
Sources
- orbital elements: JPL SBDB