Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 26.12.2020 beginning time = 1232 min.(UT), 20:32 UT Xbegin = -4.160 nT time of max = 1265 min.(UT), 21: 5 UT Xmax = 6.104 nT Y at Xmax = 5.186 nT endtime = 1302 min.(UT), 21:42 UT Xend = -3.300 nT amplitude = 10.264 nT base duration time = 70 min. 2sigma = 2.808 nT duration at 2sigma = 35 min. flagbegin = 0 flagend = 0 flagxcheck = 0