May 15, 2001



20010515.164212_mk4

Center =56.41+/-0.64 degrees PA (NE quadrant) (red radial line)
Maximum height = 1.38+/-0.02 Rsun
Width (at 1.20 Rsun) = 7.86+/-0.58 degrees latitude (measured between edges -- vertical dashed lines at inflection points)
Width (at 1.29 Rsun) = 6.55+/-0.71 degrees latitude
Cavity depletion, equatorward (1.20 Rsun) = 0.29+/-0.017 (ratio of red to blue dashed line)
Cavity depletion, equatorward (at 1.29 Rsun) = 0.26+/-0.015 (ratio of red to blue dashed line)
Cavity depletion, poleward (1.20 Rsun) = 0.43+/-0.013 (ratio of green to blue dashed line) Minimum intensity in cavity (1.20 Rsun) = 6.5e-07+/-8.5e-09 (Bsun) (blue dashed lines);
Cavity depletion, poleward (1.29 Rsun) = 0.39+/-0.012 (ratio of green to blue dashed line) Minimum intensity in cavity (1.29 Rsun) = 3.8e-07+/-3.8e-09 (Bsun) (blue dashed lines);
Slope at equatorward cavity edge (1.20 Rsun) = 9.1e-08+/-1.3e-08 (Bsun/degree)
Slope at equatorward cavity edge (1.29 Rsun) = 4.3e-08+/-7.7e-09 (Bsun/degree)
Slope at poleward cavity edge (1.20 Rsun) = -1.1e-07+/-1.3e-08 (Bsun/degree)
Slope at poleward cavity edge (1.29 Rsun) = -4.5e-08+/-7.7e-09 (Bsun/degree)

length lower limit = 2 days visible in white light at limb May 13; -15**** (CME!);

No Recurrence analyzed
Evolution comments = CME case -- May 13 probably doesnt show anything -- broad cavity not really related to May 15 small, AR associated cavity that erupts. No clear fil/FC for May 13 - but there is for May 15

Neutral line orientation at the limb =
CME/dimmings association = CME May 15; prominence eruption on May 15;

Active region association = AR9461 near

Filament/FC association = filament and AR; N/A

Other comments: N/A

Filament - only visible in H-alpha or EUV

Necking - bulging neck


Cavity list (e.g. Tables 2 + 3)
Full list of cavity days observed
List of best cavity days (SET 1) observed (e.g. Table 1)
CMEs associated with cavities (e.g. Tables 7 + 8)
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