Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.01.2011 beginning time = 1061 min.(UT), 17:41 UT Xbegin = -5.836 nT time of max = 1084 min.(UT), 18: 4 UT Xmax = 7.178 nT Y at Xmax = 5.484 nT endtime = 1127 min.(UT), 18:47 UT Xend = -0.776 nT amplitude = 13.014 nT base duration time = 66 min. 2sigma = 5.320 nT duration at 2sigma = 8 min. flagbegin = 0 flagend = 0 flagxcheck = 0