Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 24.05.2007 beginning time = 1248 min.(UT), 20:48 UT Xbegin = -9.586 nT time of max = 1270 min.(UT), 21:10 UT Xmax = 13.094 nT Y at Xmax = -4.474 nT endtime = 1292 min.(UT), 21:32 UT Xend = -6.958 nT amplitude = 22.680 nT base duration time = 44 min. 2sigma = 12.449 nT duration at 2sigma = 6 min. flagbegin = 0 flagend = 0 flagxcheck = 0