Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 07.06.2011 beginning time = 1061 min.(UT), 17:41 UT Xbegin = -10.208 nT time of max = 1109 min.(UT), 18:29 UT Xmax = 12.536 nT Y at Xmax = -1.720 nT endtime = 1155 min.(UT), 19:15 UT Xend = -11.394 nT amplitude = 22.744 nT base duration time = 94 min. 2sigma = 7.732 nT duration at 2sigma = 21 min. flagbegin = 0 flagend = 0 flagxcheck = 0