Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 02.04.2010 beginning time = 1204 min.(UT), 20: 4 UT Xbegin = -11.108 nT time of max = 1232 min.(UT), 20:32 UT Xmax = 12.932 nT Y at Xmax = 5.992 nT endtime = 1251 min.(UT), 20:51 UT Xend = -5.000 nT amplitude = 24.040 nT base duration time = 47 min. 2sigma = 7.165 nT duration at 2sigma = 14 min. flagbegin = 0 flagend = 0 flagxcheck = 0