Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.03.2018 beginning time = 1265 min.(UT), 21: 5 UT Xbegin = -19.256 nT time of max = 1290 min.(UT), 21:30 UT Xmax = 22.604 nT Y at Xmax = -1.962 nT endtime = 1352 min.(UT), 22:32 UT Xend = -7.582 nT amplitude = 41.860 nT base duration time = 87 min. 2sigma = 10.297 nT duration at 2sigma = 30 min. flagbegin = 0 flagend = 0 flagxcheck = 0