Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 22.09.2018 beginning time = 1332 min.(UT), 22:12 UT Xbegin = -8.250 nT time of max = 1361 min.(UT), 22:41 UT Xmax = 10.976 nT Y at Xmax = -15.592 nT endtime = 1400 min.(UT), 23:20 UT Xend = -2.276 nT amplitude = 19.226 nT base duration time = 68 min. 2sigma = 9.962 nT duration at 2sigma = 5 min. flagbegin = 0 flagend = 0 flagxcheck = 0