Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.09.2020 beginning time = 1175 min.(UT), 19:35 UT Xbegin = -10.956 nT time of max = 1199 min.(UT), 19:59 UT Xmax = 16.042 nT Y at Xmax = 11.396 nT endtime = 1241 min.(UT), 20:41 UT Xend = -7.588 nT amplitude = 26.998 nT base duration time = 66 min. 2sigma = 7.538 nT duration at 2sigma = 28 min. flagbegin = 0 flagend = 0 flagxcheck = 0