Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.04.2016 beginning time = 1278 min.(UT), 21:18 UT Xbegin = -11.162 nT time of max = 1307 min.(UT), 21:47 UT Xmax = 12.146 nT Y at Xmax = 22.836 nT endtime = 1373 min.(UT), 22:53 UT Xend = -8.434 nT amplitude = 23.308 nT base duration time = 95 min. 2sigma = 5.613 nT duration at 2sigma = 34 min. flagbegin = 0 flagend = 0 flagxcheck = 0