Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 22.12.2016 beginning time = 1092 min.(UT), 18:12 UT Xbegin = -21.234 nT time of max = 1138 min.(UT), 18:58 UT Xmax = 9.294 nT Y at Xmax = 12.858 nT endtime = 1151 min.(UT), 19:11 UT Xend = 3.396 nT amplitude = 30.528 nT base duration time = 59 min. 2sigma = 10.495 nT duration at 2sigma = 0 min. flagbegin = 4 flagend = 0 flagxcheck = 1