Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 28.03.2019 beginning time = 1248 min.(UT), 20:48 UT Xbegin = -0.836 nT time of max = 1263 min.(UT), 21: 3 UT Xmax = 11.884 nT Y at Xmax = -0.792 nT endtime = 1298 min.(UT), 21:38 UT Xend = -11.460 nT amplitude = 12.720 nT base duration time = 50 min. 2sigma = 6.384 nT duration at 2sigma = 15 min. flagbegin = 0 flagend = 2 flagxcheck = 0