Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 28.09.2020 beginning time = 1093 min.(UT), 18:13 UT Xbegin = -16.694 nT time of max = 1108 min.(UT), 18:28 UT Xmax = 24.334 nT Y at Xmax = 15.216 nT endtime = 1153 min.(UT), 19:13 UT Xend = -5.636 nT amplitude = 41.028 nT base duration time = 60 min. 2sigma = 9.825 nT duration at 2sigma = 19 min. flagbegin = 2 flagend = 0 flagxcheck = 0