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 = 1139 min.(UT), 18:59 UT Xbegin = 3.456 nT time of max = 1153 min.(UT), 19:13 UT Xmax = 14.180 nT Y at Xmax = 7.002 nT endtime = 1216 min.(UT), 20:16 UT Xend = -22.168 nT amplitude = 10.724 nT base duration time = 77 min. 2sigma = 22.351 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 4 flagxcheck = 0