Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 27.09.2016 beginning time = 1349 min.(UT), 22:29 UT Xbegin = -5.594 nT time of max = 1362 min.(UT), 22:42 UT Xmax = 9.816 nT Y at Xmax = -2.612 nT endtime = 1415 min.(UT), 23:35 UT Xend = -13.582 nT amplitude = 15.410 nT base duration time = 66 min. 2sigma = 11.677 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0