Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.08.2012 beginning time = 1376 min.(UT), 22:56 UT Xbegin = -4.736 nT time of max = 1407 min.(UT), 23:27 UT Xmax = 6.878 nT Y at Xmax = 0.344 nT endtime = 1464 min.(UT), 24:24 UT Xend = -2.294 nT amplitude = 11.614 nT base duration time = 88 min. 2sigma = 2.987 nT duration at 2sigma = 29 min. flagbegin = 0 flagend = 0 flagxcheck = 0