Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.08.2018 beginning time = 1032 min.(UT), 17:12 UT Xbegin = -5.308 nT time of max = 1068 min.(UT), 17:48 UT Xmax = 6.932 nT Y at Xmax = -7.432 nT endtime = 1091 min.(UT), 18:11 UT Xend = -7.116 nT amplitude = 12.240 nT base duration time = 59 min. 2sigma = 5.821 nT duration at 2sigma = 10 min. flagbegin = 0 flagend = 0 flagxcheck = 0