Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 04.02.2019 beginning time = 1164 min.(UT), 19:24 UT Xbegin = -12.326 nT time of max = 1200 min.(UT), 20: 0 UT Xmax = 22.832 nT Y at Xmax = 4.876 nT endtime = 1242 min.(UT), 20:42 UT Xend = -9.016 nT amplitude = 35.158 nT base duration time = 78 min. 2sigma = 7.919 nT duration at 2sigma = 34 min. flagbegin = 2 flagend = 0 flagxcheck = 0