Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 20.06.2013 beginning time = 1175 min.(UT), 19:35 UT Xbegin = -6.878 nT time of max = 1196 min.(UT), 19:56 UT Xmax = 13.504 nT Y at Xmax = 1.536 nT endtime = 1231 min.(UT), 20:31 UT Xend = -4.222 nT amplitude = 20.382 nT base duration time = 56 min. 2sigma = 7.461 nT duration at 2sigma = 24 min. flagbegin = 0 flagend = 0 flagxcheck = 1