Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.01.2008 beginning time = 1272 min.(UT), 21:12 UT Xbegin = -3.308 nT time of max = 1295 min.(UT), 21:35 UT Xmax = 6.142 nT Y at Xmax = -0.420 nT endtime = 1342 min.(UT), 22:22 UT Xend = -2.824 nT amplitude = 9.450 nT base duration time = 70 min. 2sigma = 4.692 nT duration at 2sigma = 7 min. flagbegin = 0 flagend = 0 flagxcheck = 0