Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 04.01.2019 beginning time = 1273 min.(UT), 21:13 UT Xbegin = -6.022 nT time of max = 1302 min.(UT), 21:42 UT Xmax = 8.614 nT Y at Xmax = 14.768 nT endtime = 1338 min.(UT), 22:18 UT Xend = -5.800 nT amplitude = 14.636 nT base duration time = 65 min. 2sigma = 5.321 nT duration at 2sigma = 24 min. flagbegin = 0 flagend = 0 flagxcheck = 0