Dynamic Property and Magnetic Nonpotentiality of Two Types of Confined Solar Flares

Xuchun Duan, Ting Li, Qihang Jing

We analyze 152 large confined flares (GOES class $\ge$M1.0 and $\le$$45^{\circ }$ from disk center) during 2010$-$2019, and classify them into two types according to the criterion…