McNaught

Orbital elements

Semi-major axis

-10,939.545 AU

Eccentricity

1.0001

Inclination

16.99°

Perihelion

1.52 AU

Longitude of ascending node

347.85°

Argument of periapsis

39.97°

Epoch · J2000

JD 2453789.97343 (perihelion)

Orbit class · HYP

Hyperbolic comet

Earth MOID · 219.3 LD

0.5634 AU

Orbit quality

Observations used

1,317

Data arc

2.98 years

First observed

12 March 2005

Last observed

3 March 2008

Residual RMS

0.71 ″

Solution · Otto Matic

15 April 2021

Visual & observation

Absolute magnitude (H)

9.2

Total magnitude M₁ · K₁ 7.3

9.2

Discovery & classification

Also known as 2005 E2