PDBM-project-for-ICMEs: Earth-directed Interplanetary Coronal Mass Ejections between 1996 and 2018

Dataset Description

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CME data from Richardson & Cane catalog (http://www.srl.caltech.edu/ACE/ASC/DATA/level3/icmetable2.htm) + LASCO CDAW CME List (https://cdaw.gsfc.nasa.gov/CME_list/)

Version 3.0 12/04/2021

ICME_complete_dataset_v3.csv column details:

• CME_num: (int) progressive no. of CME
• LASCO_Start: (datetime) Date of first appearance of CME in LASCO/C2 coronograph
• Start_Date: (datetime) Date of CME transit at 20 solar radii
• Arrival_Date: (datetime) Date of Plasma arrival at L1 (ACE)
• PE_duration: (hrs) duration of plasma disturbance at L1
• Arrival_v: (km/s) CME arrival speed at L1
• Transit_time: (hrs) date difference in hours between 'Start_Date' and 'Arrival_Date'
• Transit_time_err: (hrs) error on the CME transit time between 20 solar radii and 1AU
• LASCO_Date: (datetime) CME start date as reported in the LASCO/CDAW catalog
• LASC0_v: (km/s) linear speed of CMEs fastest component
• LASCO_pa: (deg) CME principal angle, counterclockwise from North
• LASCO_da: (deg) CME angular width
• LASCO_halo: (string) 'FH' if LASCO_da>270, 'HH' if LASCO_da>180, 'PH' if LASC_da>90, 'N' otherwise
• v_r: (km/s) radially de-projected CME speed
• v_r_err: (km/s) uncertainty of the de-projected speed
• Theta_source: (arcsec) longitude of the most probable source of the CME
• Phi_source: (arcsec) co-latitude of the most probable source of the CME
• source_err: (arcsec) uncertainty of the CME source on the solar disk
• POS_source_angle: (deg) plane-of-sky angle of the source region of the CME
• rel_wid: (rad) CME width relative to its lift-off speed and position
• Mass: (g) Mass estimation of the CME
• SW_type: Solar wind expected during the ICME propagation, Fast (F) or Slow (S)
• Bz: (nT) z-component of the magnetic field at L1
• DST: (signed int) minimum DST during CME duration at L1
• v_r_stat: (km/s) statistical de-projection of the CME linear speed, i.e. v_r_stat=LASCO_v*1.027+41.5 (from Pauris et al. 2020, Space Weather)
• Accel.: (m/s^2) CME acceleration between the lift-off and 20 solar radii
• Analityc_w: (km/s) solar wind value obtained via analytic inversion of the Drag-Based Model equations
• Analityc_gamma: (km^-1) value of the drag parameter obtained via analytic inversion of the Drag-Based Model equations
• filename: (string) name of the file containing PDBM information from the statistical inversion procedure