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 = 1246 min.(UT), 20:46 UT Xbegin = -17.846 nT time of max = 1290 min.(UT), 21:30 UT Xmax = 18.856 nT Y at Xmax = 5.238 nT endtime = 1344 min.(UT), 22:24 UT Xend = -9.032 nT amplitude = 36.702 nT base duration time = 98 min. 2sigma = 13.015 nT duration at 2sigma = 25 min. flagbegin = 0 flagend = 0 flagxcheck = 0