Leonard

Orbital elements

Semi-major axis

-2,040.891 AU

Eccentricity

1.0022

Inclination

148.65°

Perihelion

4.547 AU

Longitude of ascending node

5.46°

Argument of periapsis

111.55°

Epoch · J2000

JD 2461116.82978 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 1,435.2 LD

3.688 AU

Orbit quality

Observations used

379

Data arc

102 days

First observed

15 April 2026

Last observed

26 July 2026

Residual RMS

0.48 ″

Solution · Otto Matic

28 July 2026

Visual & observation

Absolute magnitude (H)

9.8

Total magnitude M₁ · K₁ 10

9.8

Discovery & classification

Also known as 2026 H2