Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 26.08.2015 beginning time = 1150 min.(UT), 19:10 UT Xbegin = -17.324 nT time of max = 1184 min.(UT), 19:44 UT Xmax = 27.468 nT Y at Xmax = 0.764 nT endtime = 1255 min.(UT), 20:55 UT Xend = -8.486 nT amplitude = 44.792 nT base duration time =105 min. 2sigma = 15.477 nT duration at 2sigma = 20 min. flagbegin = 0 flagend = 0