Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.09.2016 beginning time = 1085 min.(UT), 18: 5 UT Xbegin = -27.636 nT time of max = 1107 min.(UT), 18:27 UT Xmax = 38.582 nT Y at Xmax = 8.568 nT endtime = 1169 min.(UT), 19:29 UT Xend = -14.164 nT amplitude = 66.218 nT base duration time = 84 min. 2sigma = 14.428 nT duration at 2sigma = 29 min. flagbegin = 0 flagend = 2 flagxcheck = 0