Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.02.2018 beginning time = 1137 min.(UT), 18:57 UT Xbegin = -11.702 nT time of max = 1163 min.(UT), 19:23 UT Xmax = 20.788 nT Y at Xmax = 7.426 nT endtime = 1209 min.(UT), 20: 9 UT Xend = -14.004 nT amplitude = 32.490 nT base duration time = 72 min. 2sigma = 10.954 nT duration at 2sigma = 31 min. flagbegin = 0 flagend = 2 flagxcheck = 0