P/2021 U3 (Attard–Maury)

For other comets discovered by Alain Maury, see Comet Maury (disambiguation).

P/2021 U3 (Attard-Maury)
The comet imaged from the Zwicky Transient Facility on 19 November 2021
Discovery
Discovered byGeorges Attard
Alain Maury
Discovery date24 October 2021
Orbital characteristics
Epoch24 November 2021 (JD 2459542.5)
Observation arc99 days
Number of
observations		275
Aphelion6.497 AU
Perihelion1.887 AU
Semi-major axis4.192 AU
Eccentricity0.54991
Orbital period8.583 years
Inclination69.693°
75.113°
Argument of
periapsis		335.21°
Mean anomaly3.461°
Last perihelion24 October 2021
Next perihelion1 June 2030
TJupiter1.755
Earth MOID0.947 AU
Jupiter MOID0.487 AU
Comet total
magnitude (M1)		16.8

P/2021 U3 (Attard–Maury) is a Jupiter-family comet discovered on 24 October 2021 by Georges Attard and Alain Maury. The comet had a magnitude of 19 at the time of its discovery. It is the second comet discovered using the synthetic tracking technique, using the Tycho software, as part of the MAP Observation Program.

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