Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.02.2007 beginning time = 1213 min.(UT), 20:13 UT Xbegin = -0.920 nT time of max = 1234 min.(UT), 20:34 UT Xmax = 10.044 nT Y at Xmax = -3.364 nT endtime = 1275 min.(UT), 21:15 UT Xend = -6.146 nT amplitude = 10.964 nT base duration time = 62 min. 2sigma = 5.879 nT duration at 2sigma = 31 min. flagbegin = 0 flagend = 0 flagxcheck = 0