Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 18.03.2012 beginning time = 1069 min.(UT), 17:49 UT Xbegin = -3.698 nT time of max = 1086 min.(UT), 18: 6 UT Xmax = 8.332 nT Y at Xmax = 2.136 nT endtime = 1134 min.(UT), 18:54 UT Xend = -1.006 nT amplitude = 12.030 nT base duration time = 65 min. 2sigma = 5.734 nT duration at 2sigma = 14 min. flagbegin = 0 flagend = 0 flagxcheck = 0