Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 08.04.2015 beginning time = 1129 min.(UT), 18:49 UT Xbegin = -3.322 nT time of max = 1144 min.(UT), 19: 2 UT Xmax = 5.834 nT Y at Xmax = -0.322 nT endtime = 1189 min.(UT), 19:49 UT Xend = -2.544 nT amplitude = 9.156 nT base duration time = 60 min. 2sigma = 2.282 nT duration at 2sigma = 25 min. flagbegin = 0 flagend = 0