C/1556 D1 is a comet in the Parabolic comet orbit class. Its closest approach to the Sun is 0.49 AU.
Orbital elements
- Eccentricity
- 1
- Inclination
- 32.37°
- Perihelion
- 0.491 AU
- Longitude of ascending node
- 181.44°
- Argument of periapsis
- 100.87°
- Epoch · J2000
- JD 2289499.18500 (perihelion)
- Orbit class · PAR
- Parabolic comet
Orbit quality
- Observations used
- 36
- Data arc
- 52 days
- First observed
- 27 February 1556
- Last observed
- 19 April 1556
Discovery & classification
Also known as 1556 D1
Sources
- orbital elements: JPL SBDB