Parameters of the midlatitude positive bays (MPB)
 Calculated at Space Research and Technology Institute, Sofia, Bulgaria
 
 Station: PAG
 Date of observation: 13.07.2009
 
 beginning time = 1257 min.(UT), 20:57 UT
 Xbegin =         -2.862 nT
 time of max =    1290 min.(UT), 21:30 UT
 Xmax =            5.864 nT
 Y at Xmax =       3.374 nT
 endtime =        1305 min.(UT), 21:45 UT
 Xend =           -2.686 nT
 amplitude =       8.726 nT
 base duration time = 48 min.
 2sigma =          6.203 nT
 duration at 2sigma =  0 min.
 flagbegin = 0
 flagend =   0
 flagxcheck = 0