Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 10.07.2013 beginning time = 1145 min.(UT), 19: 5 UT Xbegin = -7.606 nT time of max = 1209 min.(UT), 20: 9 UT Xmax = 6.942 nT Y at Xmax = 6.468 nT endtime = 1223 min.(UT), 20:23 UT Xend = -6.296 nT amplitude = 14.548 nT base duration time = 78 min. 2sigma = 9.756 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 2