Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 02.12.2021 beginning time = 1092 min.(UT), 18:12 UT Xbegin = -8.482 nT time of max = 1126 min.(UT), 18:46 UT Xmax = 5.890 nT Y at Xmax = 0.992 nT endtime = 1185 min.(UT), 19:45 UT Xend = -3.714 nT amplitude = 14.372 nT base duration time = 93 min. 2sigma = 4.911 nT duration at 2sigma = 21 min. flagbegin = 2 flagend = 0 flagxcheck = 1