Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 22.03.2017 beginning time = 1243 min.(UT), 20:43 UT Xbegin = -17.650 nT time of max = 1297 min.(UT), 21:37 UT Xmax = 21.446 nT Y at Xmax = -7.084 nT endtime = 1355 min.(UT), 22:35 UT Xend = -13.618 nT amplitude = 39.096 nT base duration time =112 min. 2sigma = 11.667 nT duration at 2sigma = 27 min. flagbegin = 0 flagend = 4 flagxcheck = 0