Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 24.10.2011 beginning time = 1379 min.(UT), 22:59 UT Xbegin = -47.234 nT time of max = 1421 min.(UT), 23:41 UT Xmax = 47.996 nT Y at Xmax = -25.602 nT endtime = 1477 min.(UT), 24:37 UT Xend = -19.012 nT amplitude = 95.230 nT base duration time = 98 min. 2sigma = 22.351 nT duration at 2sigma = 40 min. flagbegin = 4 flagend = 0 flagxcheck = 0