Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 09.02.2019 beginning time = 1079 min.(UT), 17:59 UT Xbegin = -7.136 nT time of max = 1100 min.(UT), 18:20 UT Xmax = 7.302 nT Y at Xmax = 2.480 nT endtime = 1142 min.(UT), 19: 2 UT Xend = -2.424 nT amplitude = 14.438 nT base duration time = 63 min. 2sigma = 4.361 nT duration at 2sigma = 26 min. flagbegin = 0 flagend = 0 flagxcheck = 0