Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.10.2015 beginning time = 1384 min.(UT), 23: 4 UT Xbegin = -1.620 nT time of max = 1426 min.(UT), 23:46 UT Xmax = 5.620 nT Y at Xmax = 1.512 nT endtime = 1455 min.(UT), 24:15 UT Xend = -5.408 nT amplitude = 7.240 nT base duration time = 71 min. 2sigma = 3.418 nT duration at 2sigma = 25 min. flagbegin = 0 flagend = 0