Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.02.2017 beginning time = 1061 min.(UT), 17:41 UT Xbegin = -5.914 nT time of max = 1123 min.(UT), 18:43 UT Xmax = 4.886 nT Y at Xmax = -2.522 nT endtime = 1146 min.(UT), 19: 6 UT Xend = -1.670 nT amplitude = 10.800 nT base duration time = 85 min. 2sigma = 4.245 nT duration at 2sigma = 8 min. flagbegin = 4 flagend = 0 flagxcheck = 0