C/1639 U1 is a comet in the Parabolic comet orbit class. Its closest approach to the Sun is 0.82 AU.
Orbital elements
- Eccentricity
- 1
- Inclination
- 61.7°
- Perihelion
- 0.816 AU
- Longitude of ascending node
- 219.7°
- Argument of periapsis
- 237.4°
- Epoch · J2000
- JD 2320024.90000 (perihelion)
- Orbit class · PAR
- Parabolic comet
Orbit quality
- Observations used
- 4
- Data arc
- 3 days
- First observed
- 25 October 1639
- Last observed
- 28 October 1639
Discovery & classification
Also known as 1639 U1
Sources
- orbital elements: JPL SBDB