Chromospheric lines: H-beta, H-alpha, CaII 8542

Flare in NOAA 0486, beg. 0819-M1.5, max. 0835-X5.6, end 0849-X2.8 (GOES 12)

Flare in NOAA 0484, beg. 1049-C9.4, max. 1053-M2.7, end 1055-M1.8 (GOES 12)