Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 11.01.2013 beginning time = 1351 min.(UT), 22:31 UT Xbegin = -2.008 nT time of max = 1366 min.(UT), 22:46 UT Xmax = 4.952 nT Y at Xmax = 4.528 nT endtime = 1398 min.(UT), 23:18 UT Xend = -4.318 nT amplitude = 6.960 nT base duration time = 47 min. 2sigma = 2.159 nT duration at 2sigma = 17 min. flagbegin = 0 flagend = 0 flagxcheck = 0