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 = 1138 min.(UT), 18:58 UT Xbegin = -2.994 nT time of max = 1170 min.(UT), 19:30 UT Xmax = 4.744 nT Y at Xmax = -3.510 nT endtime = 1190 min.(UT), 19:50 UT Xend = -0.770 nT amplitude = 7.738 nT base duration time = 52 min. 2sigma = 4.384 nT duration at 2sigma = 6 min. flagbegin = 0 flagend = 0 flagxcheck = 0