Cunningham

Orbital elements

Semi-major axis

-758.249 AU

Eccentricity

1.0005

Inclination

49.89°

Perihelion

0.368 AU

Longitude of ascending node

296.59°

Argument of periapsis

199.57°

Epoch · J2000

JD 2430010.73400 (perihelion)

Orbit class · HYP

Hyperbolic comet

Orbit quality

Observations used

189

Data arc

271 days

First observed

19 September 1940

Last observed

17 June 1941

Discovery & classification

Also known as 1940 R2