Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.03.2012 beginning time = 1407 min.(UT), 23:27 UT Xbegin = -8.362 nT time of max = 1423 min.(UT), 23:43 UT Xmax = 19.644 nT Y at Xmax = -21.052 nT endtime = 1456 min.(UT), 24:16 UT Xend = -9.316 nT amplitude = 28.006 nT base duration time = 49 min. 2sigma = 18.136 nT duration at 2sigma = 5 min. flagbegin = 0 flagend = 0 flagxcheck = 0