Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 21.03.2016 beginning time = 1361 min.(UT), 22:41 UT Xbegin = -5.546 nT time of max = 1382 min.(UT), 23: 2 UT Xmax = 8.236 nT Y at Xmax = -3.692 nT endtime = 1428 min.(UT), 23:48 UT Xend = -5.390 nT amplitude = 13.782 nT base duration time = 67 min. 2sigma = 4.561 nT duration at 2sigma = 19 min. flagbegin = 0 flagend = 0 flagxcheck = 0