Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.11.2007 beginning time = 1290 min.(UT), 21:30 UT Xbegin = -7.436 nT time of max = 1309 min.(UT), 21:49 UT Xmax = 7.354 nT Y at Xmax = -2.080 nT endtime = 1328 min.(UT), 22: 8 UT Xend = 2.370 nT amplitude = 14.790 nT base duration time = 38 min. 2sigma = 7.247 nT duration at 2sigma = 2 min. flagbegin = 0 flagend = 0 flagxcheck = 0