Gleason

Orbital elements

Semi-major axis

-1,646.286 AU

Eccentricity

1.0069

Inclination

8.06°

Perihelion

11.427 AU

Longitude of ascending node

154.54°

Argument of periapsis

346.64°

Epoch · J2000

JD 2452948.51639 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 4,063.6 LD

10.4417 AU

Orbit quality

Observations used

165

Data arc

7.16 years

First observed

8 January 2002

Last observed

8 March 2009

Residual RMS

0.63 ″

Solution · Otto Matic

31 July 2025

Visual & observation

Absolute magnitude (H)

6.5

Total magnitude M₁ · K₁ 7.5

6.5

Discovery & classification

Also known as 2003 A2