Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 11.04.2014 beginning time = 1367 min.(UT), 22:47 UT Xbegin = -7.028 nT time of max = 1395 min.(UT), 23:15 UT Xmax = 21.362 nT Y at Xmax = -3.728 nT endtime = 1435 min.(UT), 23:55 UT Xend = -13.459 nT amplitude = 28.390 nT base duration time = 68 min. 2sigma = 6.387 nT duration at 2sigma = 28 min. flagbegin = 0 flagend = 2 flagxcheck = 0