Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 01.03.2013 beginning time = 1123 min.(UT), 18:43 UT Xbegin = -19.566 nT time of max = 1171 min.(UT), 19:31 UT Xmax = 14.760 nT Y at Xmax = -5.090 nT endtime = 1223 min.(UT), 20:23 UT Xend = -13.920 nT amplitude = 34.326 nT base duration time =100 min. 2sigma = 16.090 nT duration at 2sigma = 0 min. flagbegin = 4 flagend = 0 flagxcheck = 1