Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.02.2011 beginning time = 1249 min.(UT), 20:49 UT Xbegin = -6.548 nT time of max = 1286 min.(UT), 21:26 UT Xmax = 46.850 nT Y at Xmax = 10.282 nT endtime = 1319 min.(UT), 21:59 UT Xend = -34.430 nT amplitude = 53.398 nT base duration time = 70 min. 2sigma = 18.585 nT duration at 2sigma = 36 min. flagbegin = 0 flagend = 2 flagxcheck = 0