Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 26.02.2018 beginning time = 1410 min.(UT), 23:30 UT Xbegin = -18.844 nT time of max = 1453 min.(UT), 24:13 UT Xmax = 17.894 nT Y at Xmax = -15.820 nT endtime = 1487 min.(UT), 24:47 UT Xend = -7.780 nT amplitude = 36.738 nT base duration time = 77 min. 2sigma = 6.554 nT duration at 2sigma = 37 min. flagbegin = 4 flagend = 0 flagxcheck = 1