Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 28.03.2017 beginning time = 1065 min.(UT), 17:45 UT Xbegin = -10.548 nT time of max = 1117 min.(UT), 18:37 UT Xmax = 18.940 nT Y at Xmax = 0.986 nT endtime = 1158 min.(UT), 19:18 UT Xend = -12.716 nT amplitude = 29.488 nT base duration time = 93 min. 2sigma = 12.763 nT duration at 2sigma = 28 min. flagbegin = 0 flagend = 0 flagxcheck = 0