SOHO-310(?) discovered M. Boschat in C3 2001/04/26 at 12:42 at approx 13Rs, at PA 144 Mercury presently in C3's field of view, moving right to left Details of C3 transits are available at D. Biesecker's SOHO comet website.
01:54 UT N East Loop front bright in centre over streamer, fades through C2 08:30 UT N West Ragged asymmetric front, brightest and fastest over W. Cavity and core. 12:30 UT HALO Complex multipart event presently in progress. Bright front/fronts from S East over N Pole, and from N Pole to W Limb. Fainter extensions around rest of occulting disk. M7.8 flare in AR 9433. 918 km/s. C3 Running Difference movie. 13:30 UT W Limb Bright ragged front with cavity and arcades 22:30 UT E Limb Multiple-loop front with arcades and cross-hatching
01:31 UT W Limb Bright blob/ragged front 03:54 UT N West Faint loop front 09:30 UT S East Faint loop front