Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 31.08.2020 beginning time = 1196 min.(UT), 19:56 UT Xbegin = -11.340 nT time of max = 1224 min.(UT), 20:24 UT Xmax = 10.520 nT Y at Xmax = -7.718 nT endtime = 1296 min.(UT), 21:36 UT Xend = -6.756 nT amplitude = 21.860 nT base duration time =100 min. 2sigma = 9.715 nT duration at 2sigma = 7 min. flagbegin = 0 flagend = 0 flagxcheck = 2