Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 07.04.2019 beginning time = 1323 min.(UT), 22: 3 UT Xbegin = -4.416 nT time of max = 1356 min.(UT), 22:36 UT Xmax = 10.816 nT Y at Xmax = 0.408 nT endtime = 1394 min.(UT), 23:14 UT Xend = -6.892 nT amplitude = 15.232 nT base duration time = 71 min. 2sigma = 4.963 nT duration at 2sigma = 30 min. flagbegin = 0 flagend = 0 flagxcheck = 0