Lemmon

Orbital elements

Semi-major axis

-4,660.256 AU

Eccentricity

1.0009

Inclination

99.44°

Perihelion

4.362 AU

Longitude of ascending node

142.45°

Argument of periapsis

246.81°

Epoch · J2000

JD 2459144.59968 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 1,502.7 LD

3.8613 AU

Tisserand (Jupiter)

1.066

Orbit quality

Observations used

70

Data arc

624 days

First observed

5 June 2019

Last observed

18 February 2021

Residual RMS

0.43 ″

Solution · Otto Matic

11 March 2026

Visual & observation

Absolute magnitude (H)

6.6

Total magnitude M₁ · K₁ 13.5

6.6

Discovery & classification

Also known as 2019 NJ3