Srivastava, Abhishek K.; Dwivedi, Bhola Nath; Choudhary, Debiprasad P.; Zhang, Hong-Qi; Liu, Suo
(Institute of Physics Publishing, 2018-10)
We observed a C-class flare at the outer boundary of the superpenumbra of a sunspot. The flare was triggered by an emerging magnetic bipolar region that was obliquely oriented with respect to the superpenumbral fibrils. ...