Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 04.07.2020 beginning time = 1337 min.(UT), 22:17 UT Xbegin = -0.474 nT time of max = 1352 min.(UT), 22:32 UT Xmax = 5.648 nT Y at Xmax = -5.476 nT endtime = 1381 min.(UT), 23: 1 UT Xend = -3.736 nT amplitude = 6.122 nT base duration time = 44 min. 2sigma = 4.426 nT duration at 2sigma = 15 min. flagbegin = 0 flagend = 0 flagxcheck = 0