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Comet

Garradd

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C/2009 U1 (Garradd)

Orbital elements

Semi-major axis
-358.619 AU
Eccentricity
1.015
Inclination
91.24°
Perihelion
5.383 AU
Longitude of ascending node
43.39°
Argument of periapsis
269.04°
Epoch · J2000
JD 2454747.41855 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 2,052.7 LD
5.2745 AU

Orbit quality

Observations used
10
Data arc
2 days
First observed
17 October 2009
Last observed
19 October 2009
Residual RMS
0.73 ″
Solution · Otto Matic
15 April 2021

Visual & observation

Absolute magnitude (H)
7.8
Total magnitude M₁ · K₁ 10
7.8

Discovery & classification

Also known as 2009 U1

Named

Sources