Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 06.02.2011 beginning time = 1414 min.(UT), 23:34 UT Xbegin = 1.110 nT time of max = 1431 min.(UT), 23:51 UT Xmax = 4.983 nT Y at Xmax = 2.442 nT endtime = 1496 min.(UT), 24:56 UT Xend = -2.286 nT amplitude = 3.873 nT base duration time = 82 min. 2sigma = 6.428 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 1