Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.11.2010 beginning time = 1336 min.(UT), 22:16 UT Xbegin = -4.740 nT time of max = 1354 min.(UT), 22:34 UT Xmax = 6.904 nT Y at Xmax = 4.764 nT endtime = 1390 min.(UT), 23:10 UT Xend = -6.978 nT amplitude = 11.644 nT base duration time = 54 min. 2sigma = 3.942 nT duration at 2sigma = 13 min. flagbegin = 0 flagend = 2 flagxcheck = 0