Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 04.01.2014 beginning time = 1120 min.(UT), 18:40 UT Xbegin = -4.618 nT time of max = 1154 min.(UT), 19:14 UT Xmax = 5.112 nT Y at Xmax = 1.176 nT endtime = 1188 min.(UT), 19:48 UT Xend = -4.182 nT amplitude = 9.730 nT base duration time = 68 min. 2sigma = 3.412 nT duration at 2sigma = 15 min. flagbegin = 0 flagend = 0 flagxcheck = 0