Comet C/2009 F6 (Yi-SWAN), at magnitude 8.9, is to make a close encounter (0.58°) with the magnitude 11.8 Open Cluster NGC 1220, in the constellation Perseus, at 21:00 UT, 30th April, 2009.
Position(2000): RA 03h 11m 41s, Dec +53° 20' 54"
Comet C/2009 F6 (Yi-SWAN) was discovered by Rob Matson on ultraviolet SWAN images taken by the SOHO satellite on the 29th March, 2009.
The orbital elements of the comet indicate a perihelion passage on the 8th May, 2009, at a distance of 1.2 AU from the Sun.