Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 16.02.2010 beginning time = 1383 min.(UT), 23: 3 UT Xbegin = -4.530 nT time of max = 1412 min.(UT), 23:32 UT Xmax = 6.186 nT Y at Xmax = -1.608 nT endtime = 1493 min.(UT), 24:53 UT Xend = -7.222 nT amplitude = 10.716 nT base duration time =110 min. 2sigma = 3.925 nT duration at 2sigma = 7 min. flagbegin = 0 flagend = 0 flagxcheck = 0