Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.01.2013 beginning time = 1264 min.(UT), 21: 4 UT Xbegin = -3.744 nT time of max = 1287 min.(UT), 21:27 UT Xmax = 10.054 nT Y at Xmax = 0.252 nT endtime = 1357 min.(UT), 22:37 UT Xend = -12.340 nT amplitude = 13.798 nT base duration time = 93 min. 2sigma = 7.173 nT duration at 2sigma = 14 min. flagbegin = 0 flagend = 4 flagxcheck = 0