Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 09.10.2015 beginning time = 1168 min.(UT), 19:28 UT Xbegin = -15.520 nT time of max = 1195 min.(UT), 19:55 UT Xmax = 29.672 nT Y at Xmax = -3.436 nT endtime = 1228 min.(UT), 20:28 UT Xend = -3.210 nT amplitude = 45.192 nT base duration time = 60 min. 2sigma = 12.144 nT duration at 2sigma = 20 min. flagbegin = 0 flagend = 0