Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.10.2010 beginning time = 1370 min.(UT), 22:50 UT Xbegin = -12.336 nT time of max = 1408 min.(UT), 23:28 UT Xmax = 12.454 nT Y at Xmax = -0.884 nT endtime = 1466 min.(UT), 24:26 UT Xend = -3.260 nT amplitude = 24.790 nT base duration time = 96 min. 2sigma = 13.015 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0