Lemmon

Orbital elements

Semi-major axis

-10,654.208 AU

Eccentricity

1.0004

Inclination

97.86°

Perihelion

4.313 AU

Longitude of ascending node

159.48°

Argument of periapsis

60.09°

Epoch · J2000

JD 2460856.72039 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 1,455.0 LD

3.7386 AU

Orbit quality

Observations used

2,750

Data arc

3.85 years

First observed

1 December 2022

Last observed

7 October 2026

Residual RMS

0.52 ″

Solution · Otto Matic

14 October 2026

Visual & observation

Absolute magnitude (H)

8.3

Total magnitude M₁ · K₁ 8.3

8.3

Discovery & classification

Also known as 2023 H5