Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.01.2008 beginning time = 1146 min.(UT), 19: 6 UT Xbegin = -8.216 nT time of max = 1192 min.(UT), 19:52 UT Xmax = 16.258 nT Y at Xmax = -0.766 nT endtime = 1224 min.(UT), 20:24 UT Xend = -10.122 nT amplitude = 24.474 nT base duration time = 78 min. 2sigma = 6.314 nT duration at 2sigma = 33 min. flagbegin = 0 flagend = 0 flagxcheck = 0