Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 04.01.2015 beginning time = 1355 min.(UT), 22:35 UT Xbegin = -11.478 nT time of max = 1374 min.(UT), 22:55 UT Xmax = 15.008 nT Y at Xmax = -3.222 nT endtime = 1401 min.(UT), 23:21 UT Xend = -14.550 nT amplitude = 26.486 nT base duration time = 46 min. 2sigma = 13.175 nT duration at 2sigma = 6 min. flagbegin = 0 flagend = 0