Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 10.08.2019 beginning time = 1248 min.(UT), 20:48 UT Xbegin = -4.152 nT time of max = 1278 min.(UT), 21:18 UT Xmax = 5.968 nT Y at Xmax = -0.272 nT endtime = 1317 min.(UT), 21:57 UT Xend = -3.056 nT amplitude = 10.120 nT base duration time = 69 min. 2sigma = 4.123 nT duration at 2sigma = 9 min. flagbegin = 0 flagend = 0 flagxcheck = 0