Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 11.07.2013 beginning time = 1184 min.(UT), 19:44 UT Xbegin = -10.890 nT time of max = 1214 min.(UT), 20:14 UT Xmax = 26.264 nT Y at Xmax = 4.168 nT endtime = 1256 min.(UT), 20:56 UT Xend = -8.846 nT amplitude = 37.154 nT base duration time = 72 min. 2sigma = 9.514 nT duration at 2sigma = 23 min. flagbegin = 0 flagend = 0 flagxcheck = 0