Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.09.2020 beginning time = 1153 min.(UT), 19:13 UT Xbegin = -2.198 nT time of max = 1179 min.(UT), 19:39 UT Xmax = 9.710 nT Y at Xmax = -9.158 nT endtime = 1231 min.(UT), 20:31 UT Xend = -9.674 nT amplitude = 11.908 nT base duration time = 78 min. 2sigma = 8.317 nT duration at 2sigma = 5 min. flagbegin = 0 flagend = 0 flagxcheck = 0