Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 02.09.2012 beginning time = 1140 min.(UT), 19: 0 UT Xbegin = -10.260 nT time of max = 1184 min.(UT), 19:44 UT Xmax = 14.754 nT Y at Xmax = 11.998 nT endtime = 1211 min.(UT), 20:11 UT Xend = -5.662 nT amplitude = 25.014 nT base duration time = 71 min. 2sigma = 8.012 nT duration at 2sigma = 35 min. flagbegin = 0 flagend = 0 flagxcheck = 0