Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 10.03.2017 beginning time = 1388 min.(UT), 23: 8 UT Xbegin = -3.872 nT time of max = 1413 min.(UT), 23:33 UT Xmax = 6.424 nT Y at Xmax = -4.044 nT endtime = 1445 min.(UT), 24: 5 UT Xend = -2.264 nT amplitude = 10.296 nT base duration time = 57 min. 2sigma = 4.132 nT duration at 2sigma = 16 min. flagbegin = 0 flagend = 0 flagxcheck = 0