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 = 1230 min.(UT), 20:30 UT Xbegin = -9.700 nT time of max = 1244 min.(UT), 20:44 UT Xmax = 12.708 nT Y at Xmax = 16.880 nT endtime = 1290 min.(UT), 21:30 UT Xend = -0.340 nT amplitude = 22.408 nT base duration time = 60 min. 2sigma = 18.136 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0