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 = 1392 min.(UT), 23:12 UT Xbegin = -13.234 nT time of max = 1433 min.(UT), 23:53 UT Xmax = 17.264 nT Y at Xmax = -1.884 nT endtime = 1477 min.(UT), 24:37 UT Xend = -8.028 nT amplitude = 30.498 nT base duration time = 85 min. 2sigma = 7.492 nT duration at 2sigma = 37 min. flagbegin = 0 flagend = 0 flagxcheck = 1