Perihelion time now confirmed. Congratulations to Diane McIlhiney, whose guess was within 3 hours of the actual perihelion time. Movie of SOHO-500 now available at Doug Biesecker's comet observations web page. Planet Mars is now in C2's field of view, moving L to R
02:06 UT Partial Wide bright loop front in NW spans ~150 deg Halo by 02:54. Cavity and core and some gusty outflow follow. M2.3 flare in AR0061 N09W54 02:06 UT N East Faint loop front, bright over N pole due to integration effects with partial halo. Slight cavity follows 10:54 UT S East Fairly narrow loop front along streamer, cavity follows 16:54 UT E Limb Bright spray, quite wide 18:30 UT N East Ragged front with cavity, fades through C2
02:06 UT E Limb Spray-like front, quite wide and faint. Slight cavity follows