Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.06.2011 beginning time = 1383 min.(UT), 23: 3 UT Xbegin = -7.924 nT time of max = 1421 min.(UT), 23:41 UT Xmax = 6.964 nT Y at Xmax = -0.946 nT endtime = 1456 min.(UT), 24:16 UT Xend = -3.460 nT amplitude = 14.888 nT base duration time = 73 min. 2sigma = 4.878 nT duration at 2sigma = 22 min. flagbegin = 0 flagend = 0 flagxcheck = 0