Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.04.2019 beginning time = 1149 min.(UT), 19: 9 UT Xbegin = -0.318 nT time of max = 1164 min.(UT), 19:24 UT Xmax = 13.134 nT Y at Xmax = 0.260 nT endtime = 1176 min.(UT), 19:36 UT Xend = -1.426 nT amplitude = 13.452 nT base duration time = 27 min. 2sigma = 7.492 nT duration at 2sigma = 8 min. flagbegin = 0 flagend = 0 flagxcheck = 0