Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 27.09.2020 beginning time = 1349 min.(UT), 22:29 UT Xbegin = -0.306 nT time of max = 1364 min.(UT), 22:44 UT Xmax = 5.514 nT Y at Xmax = 11.812 nT endtime = 1398 min.(UT), 23:18 UT Xend = -3.778 nT amplitude = 5.820 nT base duration time = 49 min. 2sigma = 9.497 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0