Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 10.05.2018 beginning time = 1259 min.(UT), 20:59 UT Xbegin = -0.310 nT time of max = 1273 min.(UT), 21:13 UT Xmax = 9.892 nT Y at Xmax = -5.400 nT endtime = 1312 min.(UT), 21:52 UT Xend = -7.042 nT amplitude = 10.202 nT base duration time = 53 min. 2sigma = 5.975 nT duration at 2sigma = 17 min. flagbegin = 0 flagend = 0 flagxcheck = 0