Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 05.09.2010 beginning time = 1282 min.(UT), 21:22 UT Xbegin = -3.396 nT time of max = 1303 min.(UT), 21:43 UT Xmax = 7.688 nT Y at Xmax = 0.284 nT endtime = 1361 min.(UT), 22:41 UT Xend = -9.240 nT amplitude = 11.084 nT base duration time = 79 min. 2sigma = 3.001 nT duration at 2sigma = 27 min. flagbegin = 0 flagend = 0 flagxcheck = 0