Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 09.09.2014 beginning time = 1412 min.(UT), 23:32 UT Xbegin = -3.602 nT time of max = 1435 min.(UT), 23:55 UT Xmax = 5.746 nT Y at Xmax = -2.832 nT endtime = 1498 min.(UT), 24:58 UT Xend = -3.282 nT amplitude = 9.348 nT base duration time = 86 min. 2sigma = 3.053 nT duration at 2sigma = 26 min. flagbegin = 0 flagend = 0 flagxcheck = 1