Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 09.05.2019 beginning time = 1356 min.(UT), 22:36 UT Xbegin = -9.476 nT time of max = 1388 min.(UT), 23: 8 UT Xmax = 10.240 nT Y at Xmax = -1.780 nT endtime = 1424 min.(UT), 23:44 UT Xend = -1.530 nT amplitude = 19.716 nT base duration time = 68 min. 2sigma = 4.138 nT duration at 2sigma = 33 min. flagbegin = 0 flagend = 0 flagxcheck = 0