Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.03.2008 beginning time = 1279 min.(UT), 21:19 UT Xbegin = -7.052 nT time of max = 1310 min.(UT), 21:50 UT Xmax = 6.088 nT Y at Xmax = -5.112 nT endtime = 1349 min.(UT), 22:29 UT Xend = -4.692 nT amplitude = 13.140 nT base duration time = 70 min. 2sigma = 4.902 nT duration at 2sigma = 17 min. flagbegin = 0 flagend = 0 flagxcheck = 0