Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.04.2017 beginning time = 1092 min.(UT), 18:12 UT Xbegin = -12.094 nT time of max = 1137 min.(UT), 18:57 UT Xmax = 15.158 nT Y at Xmax = -1.802 nT endtime = 1200 min.(UT), 20: 0 UT Xend = -8.270 nT amplitude = 27.252 nT base duration time =108 min. 2sigma = 6.828 nT duration at 2sigma = 31 min. flagbegin = 4 flagend = 4 flagxcheck = 0