Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 27.08.2013 beginning time = 1199 min.(UT), 19:59 UT Xbegin = -14.606 nT time of max = 1238 min.(UT), 20:38 UT Xmax = 8.784 nT Y at Xmax = 3.054 nT endtime = 1261 min.(UT), 21: 1 UT Xend = 0.256 nT amplitude = 23.390 nT base duration time = 62 min. 2sigma = 9.926 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0