Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 22.10.2008 beginning time = 1357 min.(UT), 22:37 UT Xbegin = -5.608 nT time of max = 1379 min.(UT), 22:59 UT Xmax = 7.164 nT Y at Xmax = 0.600 nT endtime = 1411 min.(UT), 23:31 UT Xend = -2.888 nT amplitude = 12.772 nT base duration time = 54 min. 2sigma = 4.407 nT duration at 2sigma = 22 min. flagbegin = 0 flagend = 0 flagxcheck = 0