Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 08.02.2012 beginning time = 1205 min.(UT), 20: 5 UT Xbegin = -6.422 nT time of max = 1229 min.(UT), 20:29 UT Xmax = 13.846 nT Y at Xmax = -0.068 nT endtime = 1280 min.(UT), 21:20 UT Xend = -6.302 nT amplitude = 20.268 nT base duration time = 75 min. 2sigma = 6.666 nT duration at 2sigma = 26 min. flagbegin = 0 flagend = 0 flagxcheck = 0