Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.09.2019 beginning time = 1258 min.(UT), 20:58 UT Xbegin = -5.158 nT time of max = 1292 min.(UT), 21:32 UT Xmax = 5.916 nT Y at Xmax = 6.388 nT endtime = 1342 min.(UT), 22:22 UT Xend = -4.582 nT amplitude = 11.074 nT base duration time = 84 min. 2sigma = 5.230 nT duration at 2sigma = 5 min. flagbegin = 0 flagend = 0 flagxcheck = 0