Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 10.02.2017 beginning time = 1361 min.(UT), 22:41 UT Xbegin = -4.996 nT time of max = 1398 min.(UT), 23:18 UT Xmax = 7.838 nT Y at Xmax = 2.038 nT endtime = 1435 min.(UT), 23:55 UT Xend = -3.103 nT amplitude = 12.834 nT base duration time = 74 min. 2sigma = 3.427 nT duration at 2sigma = 35 min. flagbegin = 0 flagend = 0 flagxcheck = 0