Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.02.2010 beginning time = 1243 min.(UT), 20:43 UT Xbegin = -10.032 nT time of max = 1272 min.(UT), 21:12 UT Xmax = 9.454 nT Y at Xmax = -1.036 nT endtime = 1306 min.(UT), 21:46 UT Xend = -2.138 nT amplitude = 19.486 nT base duration time = 63 min. 2sigma = 6.045 nT duration at 2sigma = 19 min. flagbegin = 0 flagend = 0 flagxcheck = 0