Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 21.01.2018 beginning time = 1116 min.(UT), 18:36 UT Xbegin = -6.060 nT time of max = 1154 min.(UT), 19:14 UT Xmax = 10.462 nT Y at Xmax = 10.436 nT endtime = 1197 min.(UT), 19:57 UT Xend = -4.580 nT amplitude = 16.522 nT base duration time = 81 min. 2sigma = 4.914 nT duration at 2sigma = 20 min. flagbegin = 0 flagend = 0 flagxcheck = 0