This comet is a non-periodic comet which was discovered only in late June of 2006.

The comet flared dramatically from 7th to 4th magnitude during late October, as of which it became visible with the naked eye.

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Image data

Name C/2006 M4 (SWAN)
Type Comet
Discovered 2006
Aphelion 2600 AU
Perihelion 0.78 AU
Orbital period 47.000 yr
Inclination 111.82°
Next perihelion