Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 01.07.2010 beginning time = 1211 min.(UT), 20:11 UT Xbegin = -3.988 nT time of max = 1229 min.(UT), 20:29 UT Xmax = 12.504 nT Y at Xmax = -1.118 nT endtime = 1256 min.(UT), 20:56 UT Xend = -6.160 nT amplitude = 16.492 nT base duration time = 45 min. 2sigma = 5.574 nT duration at 2sigma = 16 min. flagbegin = 0 flagend = 0 flagxcheck = 0