Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.02.2013 beginning time = 1394 min.(UT), 23:14 UT Xbegin = -5.238 nT time of max = 1422 min.(UT), 23:42 UT Xmax = 5.390 nT Y at Xmax = -1.138 nT endtime = 1449 min.(UT), 24: 9 UT Xend = -1.450 nT amplitude = 10.628 nT base duration time = 55 min. 2sigma = 2.802 nT duration at 2sigma = 22 min. flagbegin = 0 flagend = 0 flagxcheck = 0