Compiled by C. St.Cyr (cst@sdac.nascom.nasa.gov) -- Version 1999/02/22 First C2 Central Primary H-T Concave Appearance PA Width Speed Fit Accel Speed Out Date Time [UT] [deg] [deg] [km/s] [m/s^2] Feature Feature?Comments 1997/05/01 00:43 276 27 --- --- --- --- No Faint material w/o front 1997/05/01 ~03:54 75 46 132 1 --- LE (Loop) No Faint loop followed by second faint loop 1997/05/01 ~19:22 264 54 360 2 3.4 (Core) Yes Rising loops erupt at ~19:22 w/core 1997/05/02 00:40 65 110 127 1 --- (Concave) Yes Amorphous material precedes mega-concave out feature 1997/05/02 04:50 260 56 137 1 --- LE (Front) No Concentric loops w/ragged front 1997/05/03 No new CMEs this day 1997/05/04 22:57 86 60 575 2 7.5 LE (Loop) Yes Classic bubble in streamer with concave-outward trailing & knotted material afterward 1997/05/05 No new CMEs this day 1997/05/06 No new CMEs this day 1997/05/07 10:26 271 51 312 1 --- LE (Loop) Yes 3-part 1997/05/08 No new CMEs this day 1997/05/09 No new CMEs this day 1997/05/10 No new CMEs this day 1997/05/11 No new CMEs this day 1997/05/12 06:30 Halo 360 306 1 --- LE (Halo) Maybe Classic halo event 1997/05/13 No new CMEs this day 1997/05/14 No new CMEs this day 1997/05/15 20:31 270 36 --- --- --- --- No Irregular material ejected 1997/05/16 12:45 277 57 571 1 --- LE (Loop) Yes Asymmetric loop 1997/05/17 02:41 95 49 --- --- --- --- Maybe Irregular front (1st of the day) 1997/05/17 11:22 90 44 280 1 --- LE (Front) Maybe Second irregular front of the day; ugly ht 1997/05/17 20:30 91 40 319 1 --- LE (Front) Maybe Third irregular front; YA ugly ht 1997/05/18 23:13 90 43 59 1 --- LE (Loop) Yes Loop lost early; large V and fast spit along SE before event 1997/05/19 No new CMEs this day 1997/05/20 No new CMEs this day 1997/05/21 01:30 93 14 131 1 --- (V-shape) Yes Irregular material appeared early, with late V-shape 1997/05/21 04:19 ~260 ~30 --- --- --- --- No Swelling streamer becomes engulfed in possible halo event? 1997/05/21 21:00 ~260 ~160 303 1 --- LE (Front) Yes Part of possible halo event? (M1 flare near disk center) Halo in C3 only 1997/05/22 19:30 96 57 356 1 --- (Loop) Yes Event started as S Polar Crown filament eruption in 304/195; the Front may not be LE 1997/05/23 No new CMEs this day 1997/05/24 13:31 113 37 --- --- --- --- No Material, partially obscured by pylon 1997/05/25 14:48 93 71 746 1 --- LE (Loop) Yes EIT Moreton wave; Loop w/structured core; Concave-out 1997/05/26 01:30 91 39 330 1 --- LE (Materi Maybe Irregular material; looks more like loop in C3 1997/05/26 02:45 262 21 --- --- --- --- No Elongated blob? 1997/05/26 20:22 85 53 --- --- --- --- No Material 1997/05/27 10:15 270 44 495 1 --- LE (Loop) No Loop "unfolds" 1997/05/27 13:31? 92 61 --- --- --- --- No Front?; MLSO event? C2 data gap at bad time 1997/05/28 No new CMEs this day 1997/05/29 01:30 73 16 299 1 --- LE (Materi No Pointy material dissolves; poor ht 1997/05/29 18:44 280 5 --- --- --- --- No Very narrow bright material 1997/05/30 00:30 89 58 312 1 --- (Material) No Bright feature along south boundary; poor ht 1997/05/31 18:38 278 54 350 1 --- LE (Front) Yes Rising loops with core; 304 monster EPL; data gap