Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 20.09.2016 beginning time = 1242 min.(UT), 20:42 UT Xbegin = -0.938 nT time of max = 1255 min.(UT), 20:55 UT Xmax = 8.330 nT Y at Xmax = -0.906 nT endtime = 1298 min.(UT), 21:38 UT Xend = -5.436 nT amplitude = 9.268 nT base duration time = 56 min. 2sigma = 7.020 nT duration at 2sigma = 6 min. flagbegin = 0 flagend = 0 flagxcheck = 0