Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 09.01.2017 beginning time = 1400 min.(UT), 23:20 UT Xbegin = -2.458 nT time of max = 1421 min.(UT), 23:41 UT Xmax = 9.606 nT Y at Xmax = -3.052 nT endtime = 1448 min.(UT), 24: 8 UT Xend = -1.596 nT amplitude = 12.064 nT base duration time = 48 min. 2sigma = 4.880 nT duration at 2sigma = 20 min. flagbegin = 0 flagend = 0 flagxcheck = 0