Aarseth-Brewington

Orbital elements

Semi-major axis

-4,626.812 AU

Eccentricity

1.0001

Inclination

88.39°

Perihelion

0.301 AU

Longitude of ascending node

345.92°

Argument of periapsis

205.26°

Epoch · J2000

JD 2447888.38859 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 259.9 LD

0.6678 AU

Orbit quality

Observations used

73

Data arc

151 days

First observed

1 September 1989

Last observed

30 January 1990

Residual RMS

0.62 ″

Solution · Otto Matic

15 April 2021

Visual & observation

Absolute magnitude (H)

8.2

Total magnitude M₁ · K₁ 13

8.2

Discovery & classification

Also known as 1989 W1