Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 06.03.2011 beginning time = 1357 min.(UT), 22:37 UT Xbegin = -14.086 nT time of max = 1380 min.(UT), 23: 0 UT Xmax = 15.608 nT Y at Xmax = 2.310 nT endtime = 1431 min.(UT), 23:51 UT Xend = -6.412 nT amplitude = 29.694 nT base duration time = 74 min. 2sigma = 5.673 nT duration at 2sigma = 35 min. flagbegin = 0 flagend = 0 flagxcheck = 0