Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.04.2016 beginning time = 1354 min.(UT), 22:34 UT Xbegin = -8.212 nT time of max = 1398 min.(UT), 23:18 UT Xmax = 6.738 nT Y at Xmax = -3.180 nT endtime = 1445 min.(UT), 24: 5 UT Xend = -3.373 nT amplitude = 14.950 nT base duration time = 91 min. 2sigma = 4.193 nT duration at 2sigma = 27 min. flagbegin = 0 flagend = 0 flagxcheck = 0