Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 05.12.2020 beginning time = 1205 min.(UT), 20: 5 UT Xbegin = -3.390 nT time of max = 1222 min.(UT), 20:22 UT Xmax = 4.856 nT Y at Xmax = 10.624 nT endtime = 1254 min.(UT), 20:54 UT Xend = -2.770 nT amplitude = 8.246 nT base duration time = 49 min. 2sigma = 2.984 nT duration at 2sigma = 15 min. flagbegin = 0 flagend = 0 flagxcheck = 0