Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.08.2012 beginning time = 1309 min.(UT), 21:49 UT Xbegin = -0.604 nT time of max = 1322 min.(UT), 22: 2 UT Xmax = 5.406 nT Y at Xmax = -4.870 nT endtime = 1334 min.(UT), 22:14 UT Xend = -3.298 nT amplitude = 6.010 nT base duration time = 25 min. 2sigma = 5.737 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0