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Comet

Garradd

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C/2009 P1 (Garradd)

Orbital elements

Semi-major axis
-1,554.522 AU
Eccentricity
1.001
Inclination
106.18°
Perihelion
1.551 AU
Longitude of ascending node
326°
Argument of periapsis
90.75°
Epoch · J2000
JD 2455919.17756 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 487.8 LD
1.2534 AU
Tisserand (Jupiter)
-0.432

Orbit quality

Observations used
9,048
Data arc
5.42 years
First observed
27 September 2008
Last observed
26 February 2014
Residual RMS
0.46 ″
Solution · Otto Matic
7 March 2026

Visual & observation

Absolute magnitude (H)
8.9
Total magnitude M₁ · K₁ 4.5
8.9

Discovery & classification

Also known as 2009 P1

Named

Sources