Reid

Orbital elements

Semi-major axis

-1,751.685 AU

Eccentricity

1.0006

Inclination

132.19°

Perihelion

1.008 AU

Longitude of ascending node

269.44°

Argument of periapsis

64.49°

Epoch · J2000

JD 2422819.94987 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 114.7 LD

0.2949 AU

Orbit quality

Observations used

20

Data arc

51 days

First observed

15 March 1921

Last observed

5 May 1921

Residual RMS

0.94 ″

Solution · Otto Matic

15 April 2021

Discovery & classification

Also known as 1921 E1