TY - JOUR A1 - Longden, N. A1 - Chisham, G. A1 - Freeman, M. P. A1 - Abel, G. A. A1 - Sotirelis, T. T1 - Estimating the location of the open-closed magnetic field line boundary from auroral images JO - Ann. Geophys. J1 - ANGEO VL - 28 IS - 9 SP - 1659 EP - 1678 Y1 - 2010/09/10 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/28/1659/2010/ L1 - https://angeo.copernicus.org/articles/28/1659/2010/angeo-28-1659-2010.pdf DO - 10.5194/angeo-28-1659-2010 ER -