Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.10.2015 beginning time = 1289 min.(UT), 21:29 UT Xbegin = -3.086 nT time of max = 1315 min.(UT), 21:55 UT Xmax = 8.826 nT Y at Xmax = 9.612 nT endtime = 1365 min.(UT), 22:45 UT Xend = -9.488 nT amplitude = 11.912 nT base duration time = 76 min. 2sigma = 4.247 nT duration at 2sigma = 22 min. flagbegin = 0 flagend = 0