Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.08.2015 beginning time = 1134 min.(UT), 18:54 UT Xbegin = -10.996 nT time of max = 1186 min.(UT), 19:46 UT Xmax = 19.128 nT Y at Xmax = 4.092 nT endtime = 1211 min.(UT), 20:11 UT Xend = -5.166 nT amplitude = 30.124 nT base duration time = 77 min. 2sigma = 8.993 nT duration at 2sigma = 16 min. flagbegin = 0 flagend = 0