Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 02.09.2018 beginning time = 1370 min.(UT), 22:50 UT Xbegin = -4.180 nT time of max = 1402 min.(UT), 23:22 UT Xmax = 5.932 nT Y at Xmax = -0.782 nT endtime = 1445 min.(UT), 24: 5 UT Xend = -1.544 nT amplitude = 10.112 nT base duration time = 75 min. 2sigma = 3.287 nT duration at 2sigma = 28 min. flagbegin = 0 flagend = 0 flagxcheck = 0