arcmins v0.2keV v0.35keV v1keV v2.5keV v4keV v7keV v10keV 0 1 1 1 1 1 1 1 0.5 0.99506 0.99523 0.99527 0.9938 0.99678 0.99761 0.98363 1 0.99055 0.99076 0.99213 0.99289 0.9948 0.9905 0.97432 2 0.97735 0.97761 0.97784 0.96906 0.96775 0.95236 0.90507 3 0.95828 0.95829 0.95908 0.93814 0.93369 0.88443 0.82586 5 0.90138 0.9015 0.90339 0.85863 0.84354 0.74975 0.62287 7 0.84813 0.84788 0.85283 0.78326 0.753 0.62398 0.46105 10 0.76133 0.76048 0.76552 0.66046 0.6218 0.43747 0.28426 15 0.62348 0.6227 0.62909 0.48444 0.41956 0.23485 0.14687 20 0.50196 0.50072 0.50677 0.35729 0.28166 0.14411 0.088336 28 0.34359 0.34247 0.34785 0.21825 0.15515 0.073503 0.029924