Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.03.2021 beginning time = 1360 min.(UT), 22:40 UT Xbegin = -5.054 nT time of max = 1385 min.(UT), 23: 5 UT Xmax = 10.246 nT Y at Xmax = -2.496 nT endtime = 1425 min.(UT), 23:45 UT Xend = -8.954 nT amplitude = 15.300 nT base duration time = 65 min. 2sigma = 9.722 nT duration at 2sigma = 10 min. flagbegin = 0 flagend = 0 flagxcheck = 0