Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 21.10.2014 beginning time = 1072 min.(UT), 17:52 UT Xbegin = -4.334 nT time of max = 1109 min.(UT), 18:29 UT Xmax = 5.678 nT Y at Xmax = -6.772 nT endtime = 1154 min.(UT), 19:14 UT Xend = -5.204 nT amplitude = 10.012 nT base duration time = 82 min. 2sigma = 7.295 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 4 flagxcheck = 1