Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 01.03.2008 beginning time = 1084 min.(UT), 18: 4 UT Xbegin = -4.494 nT time of max = 1141 min.(UT), 19: 1 UT Xmax = 6.324 nT Y at Xmax = 1.152 nT endtime = 1202 min.(UT), 20: 2 UT Xend = -12.148 nT amplitude = 10.818 nT base duration time =118 min. 2sigma = 12.030 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 4 flagxcheck = 0