Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 03.02.2017 beginning time = 1179 min.(UT), 19:39 UT Xbegin = -6.890 nT time of max = 1207 min.(UT), 20: 7 UT Xmax = 20.148 nT Y at Xmax = 3.694 nT endtime = 1239 min.(UT), 20:39 UT Xend = -10.908 nT amplitude = 27.038 nT base duration time = 60 min. 2sigma = 9.894 nT duration at 2sigma = 22 min. flagbegin = 0 flagend = 0 flagxcheck = 0