Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 06.04.2010 beginning time = 1247 min.(UT), 20:47 UT Xbegin = -13.960 nT time of max = 1268 min.(UT), 21: 8 UT Xmax = 6.580 nT Y at Xmax = -14.504 nT endtime = 1283 min.(UT), 21:23 UT Xend = -3.960 nT amplitude = 20.540 nT base duration time = 36 min. 2sigma = 15.230 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0