Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 29.08.2015 beginning time = 1142 min.(UT), 19: 2 UT Xbegin = -5.374 nT time of max = 1160 min.(UT), 19:20 UT Xmax = 8.206 nT Y at Xmax = -0.870 nT endtime = 1223 min.(UT), 20:23 UT Xend = -3.274 nT amplitude = 13.580 nT base duration time = 81 min. 2sigma = 5.005 nT duration at 2sigma = 22 min. flagbegin = 0 flagend = 0