Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 16.08.2013 beginning time = 1168 min.(UT), 19:28 UT Xbegin = -6.028 nT time of max = 1209 min.(UT), 20: 9 UT Xmax = 7.114 nT Y at Xmax = 9.100 nT endtime = 1269 min.(UT), 21: 9 UT Xend = -8.508 nT amplitude = 13.142 nT base duration time =101 min. 2sigma = 11.096 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 4 flagxcheck = 0