Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 11.06.2012 beginning time = 1317 min.(UT), 21:57 UT Xbegin = -9.928 nT time of max = 1360 min.(UT), 22:40 UT Xmax = 23.152 nT Y at Xmax = -7.894 nT endtime = 1388 min.(UT), 23: 8 UT Xend = -16.556 nT amplitude = 33.080 nT base duration time = 71 min. 2sigma = 9.181 nT duration at 2sigma = 27 min. flagbegin = 0 flagend = 0 flagxcheck = 0