Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 11.10.2021 beginning time = 1179 min.(UT), 19:39 UT Xbegin = -10.098 nT time of max = 1224 min.(UT), 20:24 UT Xmax = 10.888 nT Y at Xmax = 3.536 nT endtime = 1278 min.(UT), 21:18 UT Xend = -7.946 nT amplitude = 20.986 nT base duration time = 99 min. 2sigma = 7.256 nT duration at 2sigma = 24 min. flagbegin = 0 flagend = 0 flagxcheck = 0