# Filename: ficorr.txt # Created on 5/31/02 by Herman L. Marshall (MIT/CXC) # See: http://space.mit.edu/ASC/calib/letg_acis/letg_acis_cal.ps.gz # Correction factor to apply to ACIS FI QEs (S0, 2, 4, 5) in order # to bring them into closer agreement with BI QEs (S1, S3). # The first column is the wavelength (in Angstroms) # The second column is the correction factor to apply to the FI QEs. 1.24000 0.950000 1.65000 0.950001 1.70000 0.950002 1.75000 0.950003 1.80000 0.950005 1.85000 0.950007 1.90000 0.950010 1.95000 0.950014 2.00000 0.950021 2.05000 0.950029 2.10000 0.950041 2.15000 0.950057 2.20000 0.950078 2.25000 0.950106 2.30000 0.950142 2.35000 0.950189 2.40000 0.950247 2.45000 0.950321 2.50000 0.950412 2.55000 0.950523 2.60000 0.950656 2.65000 0.950814 2.70000 0.950998 2.75000 0.951210 2.80000 0.951450 2.85000 0.951718 2.90000 0.952012 2.95000 0.952327 3.00000 0.952660 3.05000 0.953003 3.10000 0.953348 3.15000 0.953687 3.20000 0.954007 3.25000 0.954298 3.30000 0.954547 3.35000 0.954745 3.40000 0.954880 3.45000 0.954944 3.50000 0.954930 3.55000 0.954835 3.60000 0.954658 3.65000 0.954402 3.70000 0.954073 3.75000 0.953680 3.80000 0.953234 3.85000 0.952749 3.90000 0.952241 3.95000 0.951725 4.00000 0.951216 4.05000 0.950734 4.10000 0.950286 4.15000 0.949870 4.20000 0.949487 4.25000 0.949134 4.30000 0.948810 4.35000 0.948516 4.40000 0.948249 4.45000 0.948009 4.50000 0.947796 4.55000 0.947608 4.60000 0.947443 4.65000 0.947303 4.70000 0.947184 4.75000 0.947088 4.80000 0.947012 4.85000 0.946957 4.90000 0.946921 4.95000 0.946903 5.00000 0.946903 5.05000 0.946920 5.10000 0.946953 5.15000 0.947002 5.20000 0.947065 5.25000 0.947143 5.30000 0.947234 5.35000 0.947337 5.40000 0.947453 5.45000 0.947580 5.50000 0.947718 5.55000 0.947865 5.60000 0.948023 5.65000 0.948189 5.70000 0.948363 5.75000 0.948545 5.80000 0.948735 5.85000 0.948930 5.90000 0.949132 5.95000 0.949339 6.00000 0.949551 6.05000 0.949768 6.10000 0.949988 6.15000 0.950212 6.20000 0.950439 6.25000 0.950668 6.30000 0.950899 6.35000 0.951132 6.40000 0.951365 6.45000 0.951600 6.50000 0.951834 6.55000 0.952069 6.60000 0.952303 6.65000 0.952535 6.70000 0.952767 6.75000 0.952996 6.80000 0.953224 6.85000 0.953449 6.90000 0.953671 6.95000 0.953890 7.00000 0.954105 7.05000 0.954317 7.10000 0.954524 7.15000 0.954727 7.20000 0.954925 7.25000 0.955118 7.30000 0.955306 7.35000 0.955488 7.40000 0.955665 7.45000 0.955835 7.50000 0.955999 7.55000 0.956156 7.60000 0.956306 7.65000 0.956450 7.70000 0.956586 7.75000 0.956714 7.80000 0.956835 7.85000 0.956948 7.90000 0.957053 7.95000 0.957149 8.00000 0.957237 8.05000 0.957317 8.10000 0.957387 8.15000 0.957449 8.20000 0.957502 8.25000 0.957545 8.30000 0.957579 8.35000 0.957604 8.40000 0.957619 8.45000 0.957624 8.50000 0.957619 8.55000 0.957605 8.60000 0.957580 8.65000 0.957545 8.70000 0.957500 8.75000 0.957445 8.80000 0.957379 8.85000 0.957303 8.90000 0.957217 8.95000 0.957120 9.00000 0.957012 9.05000 0.956893 9.10000 0.956764 9.15000 0.956624 9.20000 0.956474 9.25000 0.956312 9.30000 0.956140 9.35000 0.955957 9.40000 0.955762 9.45000 0.955557 9.50000 0.955342 9.55000 0.955115 9.60000 0.954877 9.65000 0.954629 9.70000 0.954369 9.75000 0.954099 9.80000 0.953818 9.85000 0.953526 9.90000 0.953224 9.95000 0.952910 10.0000 0.952586 10.0500 0.952251 10.1000 0.951906 10.1500 0.951550 10.2000 0.951184 10.2500 0.950807 10.3000 0.950419 10.3500 0.950022 10.4000 0.949614 10.4500 0.949196 10.5000 0.948767 10.5500 0.948329 10.6000 0.947881 10.6500 0.947422 10.7000 0.946954 10.7500 0.946476 10.8000 0.945989 10.8500 0.945492 10.9000 0.944985 10.9500 0.944469 11.0000 0.943944 11.0500 0.943410 11.1000 0.942866 11.1500 0.942314 11.2000 0.941753 11.2500 0.941183 11.3000 0.940604 11.3500 0.940017 11.4000 0.939421 11.4500 0.938818 11.5000 0.938206 11.5500 0.937586 11.6000 0.936958 11.6500 0.936322 11.7000 0.935679 11.7500 0.935028 11.8000 0.934370 11.8500 0.933705 11.9000 0.933032 11.9500 0.932352 12.0000 0.931666 12.0500 0.930973 12.1000 0.930274 12.1500 0.929568 12.2000 0.928855 12.2500 0.928137 12.3000 0.927413 12.3500 0.926682 12.4000 0.925947 12.4500 0.925205 12.5000 0.924459 12.5500 0.923707 12.6000 0.922950 12.6500 0.922188 12.7000 0.921421 12.7500 0.920650 12.8000 0.919874 12.8500 0.919094 12.9000 0.918310 12.9500 0.917522 13.0000 0.916730 13.0500 0.915934 13.1000 0.915135 13.1500 0.914333 13.2000 0.913527 13.2500 0.912719 13.3000 0.911908 13.3500 0.911093 13.4000 0.910277 13.4500 0.909458 13.5000 0.908637 13.5500 0.907814 13.6000 0.906989 13.6500 0.906162 13.7000 0.905334 13.7500 0.904504 13.8000 0.903673 13.8500 0.902841 13.9000 0.902008 13.9500 0.901175 14.0000 0.900341 14.0500 0.899506 14.1000 0.898671 14.1500 0.897836 14.2000 0.897002 14.2500 0.896167 14.3000 0.895333 14.3500 0.894500 14.4000 0.893667 14.4500 0.892835 14.5000 0.892004 14.5500 0.891175 14.6000 0.890346 14.6500 0.889520 14.7000 0.888695 14.7500 0.887872 14.8000 0.887050 14.8500 0.886231 14.9000 0.885415 14.9500 0.884600 15.0000 0.883789 15.0500 0.882980 15.1000 0.882174 15.1500 0.881371 15.2000 0.880572 15.2500 0.879775 15.3000 0.878983 15.3500 0.878194 15.4000 0.877408 15.4500 0.876627 15.5000 0.875850 15.5500 0.875077 15.6000 0.874309 15.6500 0.873545 15.7000 0.872786 15.7500 0.872031 15.8000 0.871282 15.8500 0.870537 15.9000 0.869798 15.9500 0.869064 16.0000 0.868336 16.0500 0.867614 16.1000 0.866897 16.1500 0.866186 16.2000 0.865481 16.2500 0.864782 16.3000 0.864090 16.3500 0.863404 16.4000 0.862724 16.4500 0.862052 16.5000 0.861386 16.5500 0.860726 16.6000 0.860074 16.6500 0.859429 16.7000 0.858792 16.7500 0.858161 16.8000 0.857538 16.8500 0.856923 16.9000 0.856316 16.9500 0.855716 17.0000 0.855124 17.0500 0.854540 17.1000 0.853965 17.1500 0.853397 17.2000 0.852838 17.2500 0.852288 17.3000 0.851746 17.3500 0.851212 17.4000 0.850688 17.4500 0.850172 17.5000 0.849665 17.5500 0.849167 17.6000 0.848678 17.6500 0.848198 17.7000 0.847728 17.7500 0.847267 17.8000 0.846815 17.8500 0.846373 17.9000 0.845941 17.9500 0.845518 18.0000 0.845105 18.0500 0.844702 18.1000 0.844308 18.1500 0.843925 18.2000 0.843552 18.2500 0.843189 18.3000 0.842835 18.3500 0.842493 18.4000 0.842160 18.4500 0.841838 18.5000 0.841526 18.5500 0.841225 18.6000 0.840935 18.6500 0.840654 18.7000 0.840385 18.7500 0.840126 18.8000 0.839878 18.8500 0.839641 18.9000 0.839414 18.9500 0.839199 19.0000 0.838994 19.0500 0.838801 19.1000 0.838618 19.1500 0.838446 19.2000 0.838286 19.2500 0.838136 19.3000 0.837998 19.3500 0.837871 19.4000 0.837755 19.4500 0.837650 19.5000 0.837556 19.5500 0.837474 19.6000 0.837403 19.6500 0.837343 19.7000 0.837295 19.7500 0.837258 19.8000 0.837232 19.8500 0.837218 19.9000 0.837215 19.9500 0.837223 20.0000 0.837243 20.0500 0.837274 20.1000 0.837316 20.1500 0.837370 20.2000 0.837436 20.2500 0.837512 20.3000 0.837601 20.3500 0.837700 20.4000 0.837811 20.4500 0.837933 20.5000 0.838067 20.5500 0.838212 20.6000 0.838368 20.6500 0.838535 20.7000 0.838714 20.7500 0.838904 20.8000 0.839106 20.8500 0.839318 20.9000 0.839542 20.9500 0.839777 21.0000 0.840024 21.0500 0.840281 21.1000 0.840549 21.1500 0.840829 21.2000 0.841119 21.2500 0.841421 21.3000 0.841733 21.3500 0.842057 21.4000 0.842391 21.4500 0.842736 21.5000 0.843092 21.5500 0.843459 21.6000 0.843837 21.6500 0.844225 21.7000 0.844624 21.7500 0.845033 21.8000 0.845453 21.8500 0.845883 21.9000 0.846324 21.9500 0.846775 22.0000 0.847236 22.0500 0.847708 22.1000 0.848189 22.1500 0.848681 22.2000 0.849183 22.2500 0.849695 22.3000 0.850217 22.3500 0.850748 22.4000 0.851290 22.4500 0.851841 22.5000 0.852402 22.5500 0.852972 22.6000 0.853552 22.6500 0.854141 22.7000 0.854739 22.7500 0.855347 22.8000 0.855964 22.8500 0.856590 22.9000 0.857225 22.9500 0.857869 23.0000 0.858522 23.0500 0.859184 23.1000 0.859854 23.1500 0.860533 23.2000 0.861220 23.2500 0.861916 23.3000 0.862620 23.3500 0.863333 23.4000 0.864053 23.4500 0.864781 23.5000 0.865518 23.5500 0.866262 23.6000 0.867014 23.6500 0.867774 23.7000 0.868541 23.7500 0.869315 23.8000 0.870097 23.8500 0.870886 23.9000 0.871683 23.9500 0.872486 24.0000 0.873296 24.0500 0.874113 24.1000 0.874937 24.1500 0.875767 24.2000 0.876604 24.2500 0.877447 24.3000 0.878296 24.3500 0.879152 24.4000 0.880013 24.4500 0.880881 24.5000 0.881754 24.5500 0.882633 24.6000 0.883518 24.6500 0.884408 24.7000 0.885303 24.7500 0.886204 24.8000 0.887109 24.8500 0.888020 24.9000 0.888935 24.9500 0.889856 25.0000 0.890780 25.0500 0.891710 25.1000 0.892643 25.1500 0.893581 25.2000 0.894523 25.2500 0.895469 25.3000 0.896419 25.3500 0.897373 25.4000 0.898330 25.4500 0.899291 25.5000 0.900255 25.5500 0.901222 25.6000 0.902193 25.6500 0.903166 25.7000 0.904143 25.7500 0.905122 25.8000 0.906103 25.8500 0.907087 25.9000 0.908074 25.9500 0.909063 26.0000 0.910053 26.0500 0.911046 26.1000 0.912040 26.1500 0.913036 26.2000 0.914034 26.2500 0.915033 26.3000 0.916034 26.3500 0.917035 26.4000 0.918038 26.4500 0.919041 26.5000 0.920045 26.5500 0.921050 26.6000 0.922056 26.6500 0.923061 26.7000 0.924067 26.7500 0.925073 26.8000 0.926079 26.8500 0.927085 26.9000 0.928090 26.9500 0.929096 27.0000 0.930100 27.0500 0.931104 27.1000 0.932107 27.1500 0.933109 27.2000 0.934110 27.2500 0.935110 27.3000 0.936108 27.3500 0.937105 27.4000 0.938100 27.4500 0.939094 27.5000 0.940085 27.5500 0.941075 27.6000 0.942063 27.6500 0.943048 27.7000 0.944031 27.7500 0.945011 27.8000 0.945989 27.8500 0.946964 27.9000 0.947936 27.9500 0.948905 28.0000 0.949870 28.0500 0.950833 28.1000 0.951792 28.1500 0.952748 28.2000 0.953700 28.2500 0.954648 28.3000 0.955592 28.3500 0.956532 28.4000 0.957469 28.4500 0.958400 28.5000 0.959328 28.5500 0.960251 28.6000 0.961169 28.6500 0.962083 28.7000 0.962992 28.7500 0.963895 28.8000 0.964794 28.8500 0.965687 28.9000 0.966576 28.9500 0.967458 29.0000 0.968335 29.0500 0.969207 29.1000 0.970073 29.1500 0.970933 29.2000 0.971786 29.2500 0.972634 29.3000 0.973476 29.3500 0.974311 29.4000 0.975140 29.4500 0.975962 29.5000 0.976778 29.5500 0.977587 29.6000 0.978389 29.6500 0.979184 29.7000 0.979972 29.7500 0.980753 29.8000 0.981527 29.8500 0.982294 29.9000 0.983053 29.9500 0.983805 30.0000 0.984549 30.0500 0.985285 30.1000 0.986016 30.1500 0.986740 30.2000 0.987457 30.2500 0.988166 30.3000 0.988868 30.3500 0.989562 30.4000 0.990247 30.4500 0.990925 30.5000 0.991593 30.5500 0.992253 30.6000 0.992903 30.6500 0.993544 30.7000 0.994175 30.7500 0.994796 30.8000 0.995408 30.8500 0.996009 30.9000 0.996599 30.9500 0.997179 31.0000 0.997747 31.0500 0.998305 31.1000 0.998851 31.1500 0.999387 31.2000 0.999910 31.2500 1.00042 31.3000 1.00092 31.3500 1.00141 31.4000 1.00189 31.4500 1.00235 31.5000 1.00280 31.5500 1.00324 31.6000 1.00367 31.6500 1.00408 31.7000 1.00448 31.7500 1.00487 31.8000 1.00525 31.8500 1.00561 31.9000 1.00597 31.9500 1.00630 32.0000 1.00663 32.0500 1.00694 32.1000 1.00724 32.1500 1.00753 32.2000 1.00781 32.2500 1.00807 32.3000 1.00832 32.3500 1.00856 32.4000 1.00878 32.4500 1.00900 32.5000 1.00920 32.5500 1.00938 32.6000 1.00956 32.6500 1.00972 32.7000 1.00988 32.7500 1.01002 32.8000 1.01015 32.8500 1.01026 32.9000 1.01037 32.9500 1.01046 33.0000 1.01054 33.0500 1.01062 33.1000 1.01068 33.1500 1.01073 33.2000 1.01077 33.2500 1.01080 33.3000 1.01082 33.3500 1.01083 33.4000 1.01083 33.4500 1.01081 33.5000 1.01080 33.5500 1.01077 33.6000 1.01073 33.6500 1.01068 33.7000 1.01063 33.7500 1.01056 33.8000 1.01049 33.8500 1.01041 33.9000 1.01032 33.9500 1.01023 34.0000 1.01013 34.0500 1.01002 34.1000 1.00990 34.1500 1.00978 34.2000 1.00965 34.2500 1.00951 34.3000 1.00937 34.3500 1.00922 34.4000 1.00907 34.4500 1.00891 34.5000 1.00875 34.5500 1.00858 34.6000 1.00841 34.6500 1.00824 34.7000 1.00806 34.7500 1.00787 34.8000 1.00769 34.8500 1.00750 34.9000 1.00730 34.9500 1.00711 35.0000 1.00691 35.0500 1.00671 35.1000 1.00650 35.1500 1.00630 35.2000 1.00609 35.2500 1.00588 35.3000 1.00567 35.3500 1.00546 35.4000 1.00525 35.4500 1.00503 35.5000 1.00482 35.5500 1.00460 35.6000 1.00439 35.6500 1.00418 35.7000 1.00396 35.7500 1.00375 35.8000 1.00354 35.8500 1.00333 35.9000 1.00312 35.9500 1.00291 36.0000 1.00270 36.0500 1.00249 36.1000 1.00228 36.1500 1.00208 36.2000 1.00188 36.2500 1.00168 36.3000 1.00148 36.3500 1.00129 36.4000 1.00109 36.4500 1.00090 36.5000 1.00072 36.5500 1.00053 36.6000 1.00035 36.6500 1.00017 36.7000 0.999994 36.7500 0.999821 36.8000 0.999652 36.8500 0.999486 36.9000 0.999323 36.9500 0.999163 37.0000 0.999007 37.0500 0.998855 37.1000 0.998707 37.1500 0.998562 37.2000 0.998421 37.2500 0.998283 37.3000 0.998150 37.3500 0.998021 37.4000 0.997895 37.4500 0.997773 37.5000 0.997656 37.5500 0.997542 37.6000 0.997433 37.6500 0.997327 37.7000 0.997226 37.7500 0.997128 37.8000 0.997035 37.8500 0.996945 37.9000 0.996860 37.9500 0.996779 38.0000 0.996701 38.0500 0.996628 38.1000 0.996559 38.1500 0.996493 38.2000 0.996432 38.2500 0.996374 38.3000 0.996320 38.3500 0.996270 38.4000 0.996224 38.4500 0.996182 38.5000 0.996143 38.5500 0.996108 38.6000 0.996077 38.6500 0.996049 38.7000 0.996025 38.7500 0.996004 38.8000 0.995986 38.8500 0.995972 38.9000 0.995961 38.9500 0.995953 39.0000 0.995949 39.0500 0.995947 39.1000 0.995949 39.1500 0.995953 39.2000 0.995961 39.2500 0.995971 39.3000 0.995984 39.3500 0.995999 39.4000 0.996018 39.4500 0.996038 39.5000 0.996061 39.5500 0.996087 39.6000 0.996115 39.6500 0.996145 39.7000 0.996177 39.7500 0.996211 39.8000 0.996248 39.8500 0.996286 39.9000 0.996326 39.9500 0.996368 40.0000 0.996411 40.0500 0.996456 40.1000 0.996503 40.1500 0.996552 40.2000 0.996601 40.2500 0.996652 40.3000 0.996704 40.3500 0.996758 40.4000 0.996812 40.4500 0.996868 40.5000 0.996924 40.5500 0.996981 40.6000 0.997040 40.6500 0.997099 40.7000 0.997158 40.7500 0.997219 40.8000 0.997280 40.8500 0.997341 40.9000 0.997403 40.9500 0.997465 41.0000 0.997528 41.0500 0.997591 41.1000 0.997654 41.1500 0.997717 41.2000 0.997780 41.2500 0.997844 41.3000 0.997907 41.3500 0.997970 41.4000 0.998034 41.4500 0.998097 41.5000 0.998159 41.5500 0.998222 41.6000 0.998284 41.6500 0.998346 41.7000 0.998408 41.7500 0.998469 41.8000 0.998530 41.8500 0.998590 41.9000 0.998650 41.9500 0.998709 42.0000 0.998768 42.0500 0.998826 42.1000 0.998883 42.1500 0.998940 42.2000 0.998995 42.2500 0.999051 42.3000 0.999105 42.3500 0.999159 42.4000 0.999212 42.4500 0.999264 42.5000 0.999315 42.5500 0.999365 42.6000 0.999415 42.6500 0.999463 42.7000 0.999511 42.7500 0.999558 42.8000 0.999604 42.8500 0.999649 42.9000 0.999693 42.9500 0.999736 43.0000 0.999778 43.0500 0.999819 43.1000 0.999859 43.1500 0.999898 43.2000 0.999936 43.2500 0.999973 43.3000 1.00001 43.3500 1.00004 43.4000 1.00008 43.4500 1.00011 43.5000 1.00014 43.5500 1.00018 43.6000 1.00021 43.6500 1.00024 43.7000 1.00026 43.7500 1.00029 43.8000 1.00032 43.8500 1.00034 43.9000 1.00037 43.9500 1.00039 44.0000 1.00041 44.0500 1.00044 44.1000 1.00046 44.1500 1.00048 44.2000 1.00050 44.2500 1.00051 44.3000 1.00053 44.3500 1.00055 44.4000 1.00056 44.4500 1.00058 44.5000 1.00059 44.5500 1.00061 44.6000 1.00062 44.6500 1.00063 44.7000 1.00064 44.7500 1.00065 44.8000 1.00066 44.8500 1.00067 44.9000 1.00068 44.9500 1.00069 45.0000 1.00069 45.0500 1.00070 45.1000 1.00071 45.1500 1.00071 45.2000 1.00071 45.2500 1.00072 45.3000 1.00072 45.3500 1.00072 45.4000 1.00073 45.4500 1.00073 45.5000 1.00073 45.5500 1.00073 45.6000 1.00073 45.6500 1.00073 45.7000 1.00073 45.7500 1.00073 45.8000 1.00073 45.8500 1.00072 45.9000 1.00072 45.9500 1.00072 46.0000 1.00072 46.0500 1.00071 46.1000 1.00071 46.1500 1.00071 46.2000 1.00070 46.2500 1.00070 46.3000 1.00069 46.3500 1.00069 46.4000 1.00068 46.4500 1.00068 46.5000 1.00067 46.5500 1.00066 46.6000 1.00066 46.6500 1.00065 46.7000 1.00064 46.7500 1.00064 46.8000 1.00063 46.8500 1.00062 46.9000 1.00062 46.9500 1.00061 47.0000 1.00060 47.0500 1.00059 47.1000 1.00059 47.1500 1.00058 47.2000 1.00057 47.2500 1.00056 47.3000 1.00055 47.3500 1.00055 47.4000 1.00054 47.4500 1.00053 47.5000 1.00052 47.5500 1.00051 47.6000 1.00051 47.6500 1.00050 47.7000 1.00049 47.7500 1.00048 47.8000 1.00047 47.8500 1.00046 47.9000 1.00046 47.9500 1.00045 48.0000 1.00044 48.0500 1.00043 48.1000 1.00042 48.1500 1.00042 48.2000 1.00041 48.2500 1.00040 48.3000 1.00039 48.3500 1.00038 48.4000 1.00038 48.4500 1.00037 48.5000 1.00036 48.5500 1.00035 48.6000 1.00035 48.6500 1.00034 48.7000 1.00033 48.7500 1.00032 48.8000 1.00032 48.8500 1.00031 48.9000 1.00030 48.9500 1.00030 49.0000 1.00029 49.0500 1.00028 49.1000 1.00028 49.1500 1.00027 49.2000 1.00026 49.2500 1.00026 49.3000 1.00025 49.3500 1.00024 49.4000 1.00024 49.4500 1.00023 49.5000 1.00023 49.5500 1.00022 49.6000 1.00022 49.6500 1.00021 49.7000 1.00020 49.7500 1.00020 49.8000 1.00019 49.8500 1.00019 49.9000 1.00018 49.9500 1.00018 50.0000 1.00017 50.0500 1.00017 50.1000 1.00016 50.1500 1.00016 50.2000 1.00016 50.2500 1.00015 50.3000 1.00015 50.3500 1.00014 50.4000 1.00014 50.4500 1.00014 50.5000 1.00013 50.5500 1.00013 50.6000 1.00012 50.6500 1.00012 50.7000 1.00012 50.7500 1.00011 50.8000 1.00011 50.8500 1.00011 50.9000 1.00010 50.9500 1.00010 51.0000 1.00010 51.0500 1.00009 51.1000 1.00009 51.1500 1.00009 51.2000 1.00009 51.2500 1.00008 51.3000 1.00008 51.3500 1.00008 51.4000 1.00007 51.4500 1.00007 51.5000 1.00007 51.5500 1.00007 100.0000 1.00000