Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 03.10.2008 beginning time = 1366 min.(UT), 22:46 UT Xbegin = -7.732 nT time of max = 1422 min.(UT), 23:42 UT Xmax = 5.052 nT Y at Xmax = 1.914 nT endtime = 1441 min.(UT), 24: 1 UT Xend = -0.722 nT amplitude = 12.784 nT base duration time = 75 min. 2sigma = 6.243 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0