Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.10.2012 beginning time = 1301 min.(UT), 21:41 UT Xbegin = -1.890 nT time of max = 1325 min.(UT), 22: 5 UT Xmax = 7.302 nT Y at Xmax = -2.848 nT endtime = 1397 min.(UT), 23:17 UT Xend = -4.252 nT amplitude = 9.192 nT base duration time = 96 min. 2sigma = 4.384 nT duration at 2sigma = 25 min. flagbegin = 0 flagend = 4 flagxcheck = 0