Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.03.2013 beginning time = 1341 min.(UT), 22:21 UT Xbegin = -8.910 nT time of max = 1382 min.(UT), 23: 2 UT Xmax = 10.898 nT Y at Xmax = -0.024 nT endtime = 1425 min.(UT), 23:45 UT Xend = -5.582 nT amplitude = 19.808 nT base duration time = 84 min. 2sigma = 4.267 nT duration at 2sigma = 26 min. flagbegin = 0 flagend = 0 flagxcheck = 0