Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 08.04.2018 beginning time = 1177 min.(UT), 19:37 UT Xbegin = -5.934 nT time of max = 1192 min.(UT), 19:52 UT Xmax = 11.208 nT Y at Xmax = 1.402 nT endtime = 1220 min.(UT), 20:20 UT Xend = -4.256 nT amplitude = 17.142 nT base duration time = 43 min. 2sigma = 3.382 nT duration at 2sigma = 27 min. flagbegin = 0 flagend = 0 flagxcheck = 0