Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 29.03.2013 beginning time = 1108 min.(UT), 18:28 UT Xbegin = -9.988 nT time of max = 1137 min.(UT), 18:57 UT Xmax = 12.902 nT Y at Xmax = -5.124 nT endtime = 1170 min.(UT), 19:30 UT Xend = -3.798 nT amplitude = 22.890 nT base duration time = 62 min. 2sigma = 9.969 nT duration at 2sigma = 16 min. flagbegin = 0 flagend = 0 flagxcheck = 0