Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 03.06.2013 beginning time = 1142 min.(UT), 19: 2 UT Xbegin = -4.650 nT time of max = 1178 min.(UT), 19:38 UT Xmax = 7.780 nT Y at Xmax = -1.086 nT endtime = 1212 min.(UT), 20:12 UT Xend = -3.650 nT amplitude = 12.430 nT base duration time = 70 min. 2sigma = 3.960 nT duration at 2sigma = 26 min. flagbegin = 0 flagend = 0 flagxcheck = 0