Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 18.11.2015 beginning time = 1186 min.(UT), 19:46 UT Xbegin = -13.690 nT time of max = 1219 min.(UT), 20:19 UT Xmax = 24.160 nT Y at Xmax = -1.266 nT endtime = 1280 min.(UT), 21:20 UT Xend = -19.814 nT amplitude = 37.850 nT base duration time = 94 min. 2sigma = 10.392 nT duration at 2sigma = 35 min. flagbegin = 0 flagend = 0