Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 05.05.2018 beginning time = 1298 min.(UT), 21:38 UT Xbegin = -17.278 nT time of max = 1322 min.(UT), 22: 2 UT Xmax = 20.630 nT Y at Xmax = -12.078 nT endtime = 1384 min.(UT), 23: 4 UT Xend = -12.758 nT amplitude = 37.908 nT base duration time = 86 min. 2sigma = 10.641 nT duration at 2sigma = 41 min. flagbegin = 0 flagend = 0 flagxcheck = 0