Compiled by C. St.Cyr (cst@sdac.nascom.nasa.gov) -- Version 1999/02/18 First C2 Central Angular 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 1997/09/01 Data Gap 1997/09/02 No new CMEs this day; Data Gap before 18:01 1997/09/03 No new CMEs this day; Data Gap after 08:45 1997/09/04 Data Gap 1997/09/05 Data Gap before 23:03 1997/09/05 23:03 IP 120? 117? 437 1 --- (Front) Yes In progress; structured mound 1997/09/06 No new CMEs this day; Data Gap between 15:23-21:36 1997/09/07 No new CMEs this day; Data Gap after 18:23 1997/09/08 ~03:09 ~229 ~52 --- --- --- --- No Extremely faint material; tough call with data gap 1997/09/08 Data Gap between 14:48 and 22:42 1997/09/09 00:29 264 127 302 1 --- LE (Loop) Yes Faint loop(s) followed by much more 1997/09/09 02:41 93 100 109 1 --- (Inner loo Yes Separate event? Faint material followed by two arcades 1997/09/09 20:06 300 140 806 1 --- LE (Loop) Yes Bright structured loop w/extension across N 1997/09/10 No new CMEs this day 1997/09/11 all day ~230 ~60 --- --- --- --- No Ugly ugly event; no front; continues for days 1997/09/12 No new CMEs this day 1997/09/13 11:33 95 70 418 1 --- (Arc) Yes Material followed by structured concave-out; non-radial motion 1997/09/13 17:50 300 59 148 1 --- LE (Cusp) Yes Rising loop arcade 1997/09/14 No new CMEs this day 1997/09/15 ~09:53 ~253 ~55 --- --- --- --- No Material ejected from rising loops; non-radial; ugly 1997/09/16 04:20 78 76 289 1 --- (Loop) Yes Material precedes adjacent structured loops 1997/09/17 11:34 267 50 299 1 --- LE (Front) No Faint front precedes brighter material 1997/09/17 20:28 Halo 360 487 2 6.9 LE (Halo) Yes Brightest in W & S; nice U late; several ejections 1997/09/18 No new CMEs this day 1997/09/19 01:29 263 73 460 2 5.2 (U-vertex) Yes Overlapping & concentric structured loops 1997/09/19 18:03 99 32 --- --- --- --- Maybe Small bright front falls apart in C2 1997/09/20 02:30? 235 10 585 1 --- LE (Cloud) No Small bright cloud 1997/09/20 10:20 268 69 789 1 --- LE (Loop) Yes Bright structured loop arcade 1997/09/21 No new CMEs this day 1997/09/22 ~07:29 259 41 --- --- --- --- No Extremely faint material 1997/09/22 09:26 86 60 349 1 --- LE (Cloud) No Faint material precedes bright structured loop 1997/09/23 22:02 145 170 760 1 --- LE (Loop) Yes Bright loop/core expands under S; further ejecta next day 1997/09/24 No new CMEs this day 1997/09/25 No new CMEs this day 1997/09/26 No new CMEs this day 1997/09/27 ~05:25 67 32 218 1 --- (Core) Yes Ragged material precedes loop/arcade w/core 1997/09/27 ~12:35 278 54 363 2 4.2 LE (Loop) Yes Loop/arcade w/core 1997/09/28 01:08 Halo 360 355 1 --- LE (Loop) Maybe Appears first in E amidst many other CMEs 1997/09/28 08:40 86 49 535 1 --- LE (Wave) Yes Bright non-radial wave; probably not part of halo 1997/09/28 14:28 90 77 477 1 --- LE (Loop) Yes Bright structured loop; deforms in C3 1997/09/28 15:31 265 57 455 1 --- (Loop) Yes Diffuse material precedes structured loop; loop falls apart 1997/09/29 18:30 74 73 384 1 --- (Loop) Yes Expanding streamer finally erupts in structured loop 1997/09/30 No new CMEs this day