2021 Apr 21 2000 UTC Sunspot Group Detection and Classification Results (based on SDO HMI Continuum and Magnetogram Images) Number of Detected Sunspot Groups : 4 ASSA Number Num Spots Num Spots (with penumbra) Location LE Area Area(pen) McIntosh Class Mag Class fprob_C fprob_M fprob_X 0001 1 1 N15.6/W78.6 5.1 82 82 Hkx Beta-Gamma 21 6 0 0002 2 2 S23.6/W 1.8 1.3 12 12 Dso Beta 35 6 0 0003 1 1 S27.5/E 1.9 1.1 51 51 Hsx Alpha 10 1 0 0004 1 1 S18.9/E54.4 1.9 63 63 Hsx Alpha 10 1 0 Total Number of Spots : 5 Wolf Number : 45 < Flare Probability as a whole > C-Flare : 58 (%) M-Flare : 13 (%) X-Flare : 0 (%)