Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.08.2015 beginning time = 1115 min.(UT), 18:35 UT Xbegin = -5.312 nT time of max = 1158 min.(UT), 19:18 UT Xmax = 10.400 nT Y at Xmax = 5.372 nT endtime = 1217 min.(UT), 20:17 UT Xend = -8.076 nT amplitude = 15.712 nT base duration time =102 min. 2sigma = 4.028 nT duration at 2sigma = 19 min. flagbegin = 0 flagend = 0