Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 06.05.2010 beginning time = 1147 min.(UT), 19: 7 UT Xbegin = -7.946 nT time of max = 1172 min.(UT), 19:32 UT Xmax = 9.792 nT Y at Xmax = -2.120 nT endtime = 1194 min.(UT), 19:54 UT Xend = 1.204 nT amplitude = 17.738 nT base duration time = 47 min. 2sigma = 5.079 nT duration at 2sigma = 18 min. flagbegin = 0 flagend = 0 flagxcheck = 0