4.2 ; Telescope diameter, m 0.5e-6 ; Wavelength, m 25. ; Outer scale, m 0.20 ; r0, m 60.0 ; FoV radius 1 ; Number of DMs 0. ; DM heights, m 3 ; Max Zern. mode on each DM (radial order 1) 1 ; number of GS 0. ; GS distances from FoV center, arcsec 0 ; GS P.A., deg. 1e12 ; GS height, m 5. ; GS magnitudes 3 ; Max. Zernike mode measured on each GS 1 ; First mode measured on each GS -1 7 ; number of turbulent layers: Pachon model 0. 1800. 3300. 5800. 7400. 13100. 15800. ; layer heights, m 0.646 0.078 0.119 0.035 0.025 0.080 0.015 ; weights 4 ; number of points in angular weighting function 0. 60. 120. 180. ; Dist. arcsec 0. 0 0 0 ; PA,. deg. 1. 0. 0. 0. ; Weights ------------------------------------------------------------ soartt configuration: tip-tilt compensation Points: 0 - uncompensated, 1 - on-axis, 2 - at 1 arcmin, 3 - at 2 arcmin, 4 - at 3 arcmin Points are distanced from guide star in x-direction Parameters: Strehl ratio, FWHM in X,Y directions, 50% encircled energy, detectivity diameter (gives relative gain in backgroung-limited magnitude), Fried resolution (gives increase in central PSF intensity compared to atmosphere with L0=infinity). The computations are done for turbulence outer scales of 25 m (realistic) and 2.5 km (almost infinity) r0(0.5)=0.15, L0=25 m 0.40 micron Point: 0 1 2 3 4 Strehl: 0.001 0.001 0.001 0.001 0.001 FWHMX: 0.587 0.538 0.553 0.563 0.568 FWHMY: 0.587 0.538 0.546 0.553 0.558 FWHE: 0.713 0.677 0.685 0.692 0.695 EDD: 1.388 1.323 1.338 1.348 1.355 Fried: 1.344 1.540 1.489 1.454 1.433 0.50 micron Point: 0 1 2 3 4 Strehl: 0.002 0.002 0.002 0.002 0.002 FWHMX: 0.549 0.497 0.514 0.524 0.530 FWHMY: 0.549 0.497 0.506 0.514 0.519 FWHE: 0.676 0.635 0.645 0.652 0.657 EDD: 1.318 1.250 1.268 1.280 1.287 Fried: 1.385 1.622 1.559 1.517 1.491 0.80 micron Point: 0 1 2 3 4 Strehl: 0.006 0.007 0.007 0.007 0.007 FWHMX: 0.475 0.408 0.430 0.442 0.450 FWHMY: 0.475 0.408 0.420 0.430 0.437 FWHE: 0.596 0.552 0.562 0.570 0.575 EDD: 1.166 1.089 1.107 1.120 1.129 Fried: 1.491 1.871 1.763 1.693 1.652 1.20 micron Point: 0 1 2 3 4 Strehl: 0.017 0.033 0.022 0.020 0.019 FWHMX: 0.414 0.208 0.350 0.372 0.382 FWHMY: 0.414 0.208 0.334 0.357 0.367 FWHE: 0.531 0.480 0.492 0.501 0.507 EDD: 1.052 0.955 0.975 0.991 1.002 Fried: 1.609 3.138 2.077 1.927 1.858 1.60 micron Point: 0 1 2 3 4 Strehl: 0.035 0.084 0.052 0.045 0.043 FWHMX: 0.371 0.129 0.283 0.319 0.333 FWHMY: 0.371 0.129 0.268 0.299 0.314 FWHE: 0.504 0.433 0.454 0.466 0.473 EDD: 1.002 0.865 0.905 0.928 0.943 Fried: 1.700 4.034 2.492 2.182 2.063 2.20 micron Point: 0 1 2 3 4 Strehl: 0.080 0.219 0.142 0.116 0.106 FWHMX: 0.330 0.135 0.212 0.260 0.279 FWHMY: 0.330 0.135 0.185 0.234 0.256 FWHE: 0.465 0.397 0.419 0.431 0.437 EDD: 0.915 0.776 0.838 0.857 0.867 Fried: 1.802 4.893 3.181 2.605 2.378 r0(0.5)=0.20, L0=25 m 0.40 micron Point: 0 1 2 3 4 Strehl: 0.002 0.002 0.002 0.002 0.002 FWHMX: 0.431 0.389 0.402 0.411 0.415 FWHMY: 0.431 0.389 0.396 0.403 0.407 FWHE: 0.521 0.487 0.495 0.501 0.505 EDD: 1.035 0.970 0.985 0.996 1.003 Fried: 1.387 1.628 1.564 1.521 1.495 0.50 micron Point: 0 1 2 3 4 Strehl: 0.003 0.004 0.004 0.004 0.004 FWHMX: 0.403 0.355 0.370 0.380 0.385 FWHMY: 0.403 0.355 0.363 0.370 0.375 FWHE: 0.490 0.454 0.461 0.467 0.472 EDD: 0.975 0.903 0.921 0.935 0.943 Fried: 1.434 1.732 1.650 1.597 1.564 0.80 micron Point: 0 1 2 3 4 Strehl: 0.011 0.014 0.013 0.013 0.012 FWHMX: 0.345 0.283 0.304 0.316 0.323 FWHMY: 0.345 0.283 0.294 0.305 0.312 FWHE: 0.438 0.395 0.406 0.413 0.418 EDD: 0.874 0.789 0.811 0.824 0.833 Fried: 1.555 2.069 1.911 1.816 1.761 1.20 micron Point: 0 1 2 3 4 Strehl: 0.031 0.072 0.045 0.039 0.038 FWHMX: 0.298 0.105 0.232 0.258 0.268 FWHMY: 0.298 0.105 0.217 0.244 0.254 FWHE: 0.402 0.351 0.365 0.374 0.379 EDD: 0.794 0.692 0.726 0.746 0.757 Fried: 1.684 3.859 2.402 2.130 2.023 1.60 micron Point: 0 1 2 3 4 Strehl: 0.066 0.177 0.112 0.092 0.085 FWHMX: 0.267 0.102 0.180 0.213 0.228 FWHMY: 0.267 0.102 0.158 0.197 0.211 FWHE: 0.366 0.321 0.334 0.342 0.347 EDD: 0.732 0.636 0.663 0.676 0.686 Fried: 1.779 4.780 3.022 2.498 2.297 2.20 micron Point: 0 1 2 3 4 Strehl: 0.146 0.369 0.268 0.222 0.201 FWHMX: 0.243 0.125 0.162 0.185 0.197 FWHMY: 0.243 0.125 0.145 0.166 0.178 FWHE: 0.355 0.300 0.309 0.319 0.326 EDD: 0.704 0.469 0.578 0.631 0.643 Fried: 1.839 4.649 3.374 2.793 2.533 r0(0.5)=0.15, L0=2500 m 0.40 micron Point: 0 1 2 3 4 Strehl: 0.001 0.001 0.001 0.001 0.001 FWHMX: 0.684 0.548 0.568 0.584 0.595 FWHMY: 0.684 0.548 0.558 0.569 0.578 FWHE: 0.790 0.684 0.695 0.706 0.713 EDD: 1.526 1.336 1.356 1.374 1.388 Fried: 1.043 1.495 1.432 1.380 1.344 0.50 micron Point: 0 1 2 3 4 Strehl: 0.001 0.002 0.002 0.002 0.002 FWHMX: 0.652 0.508 0.530 0.546 0.558 FWHMY: 0.652 0.508 0.519 0.531 0.540 FWHE: 0.758 0.644 0.657 0.668 0.676 EDD: 1.461 1.266 1.287 1.305 1.318 Fried: 1.043 1.566 1.491 1.428 1.385 0.80 micron Point: 0 1 2 3 4 Strehl: 0.004 0.007 0.007 0.006 0.006 FWHMX: 0.593 0.422 0.450 0.471 0.486 FWHMY: 0.593 0.422 0.437 0.452 0.463 FWHE: 0.687 0.561 0.575 0.587 0.596 EDD: 1.347 1.105 1.129 1.152 1.167 Fried: 1.039 1.777 1.653 1.556 1.493 1.20 micron Point: 0 1 2 3 4 Strehl: 0.011 0.027 0.020 0.018 0.017 FWHMX: 0.549 0.292 0.371 0.408 0.425 FWHMY: 0.549 0.292 0.353 0.385 0.399 FWHE: 0.643 0.491 0.507 0.521 0.531 EDD: 1.247 0.972 1.001 1.030 1.052 Fried: 1.029 2.603 1.927 1.712 1.616 1.60 micron Point: 0 1 2 3 4 Strehl: 0.021 0.068 0.045 0.039 0.036 FWHMX: 0.518 0.227 0.321 0.361 0.383 FWHMY: 0.518 0.227 0.293 0.336 0.353 FWHE: 0.617 0.448 0.473 0.491 0.504 EDD: 1.195 0.893 0.942 0.982 1.002 Fried: 1.007 3.264 2.160 1.855 1.718 2.20 micron Point: 0 1 2 3 4 Strehl: 0.043 0.183 0.116 0.092 0.083 FWHMX: 0.491 0.148 0.257 0.310 0.340 FWHMY: 0.491 0.148 0.227 0.280 0.303 FWHE: 0.587 0.412 0.437 0.454 0.465 EDD: 1.169 0.822 0.867 0.894 0.915 Fried: 0.971 4.094 2.592 2.070 1.851 r0(0.5)=0.20, L0=2500 m 0.40 micron Point: 0 1 2 3 4 Strehl: 0.001 0.002 0.002 0.002 0.002 FWHMX: 0.512 0.398 0.415 0.429 0.438 FWHMY: 0.512 0.398 0.407 0.416 0.423 FWHE: 0.596 0.494 0.505 0.514 0.521 EDD: 1.164 0.983 1.003 1.021 1.035 Fried: 1.042 1.571 1.495 1.431 1.388 0.50 micron Point: 0 1 2 3 4 Strehl: 0.002 0.004 0.004 0.003 0.003 FWHMX: 0.489 0.365 0.385 0.400 0.411 FWHMY: 0.489 0.365 0.375 0.386 0.394 FWHE: 0.567 0.460 0.472 0.483 0.490 EDD: 1.119 0.919 0.944 0.962 0.975 Fried: 1.041 1.660 1.564 1.487 1.435 0.80 micron Point: 0 1 2 3 4 Strehl: 0.007 0.014 0.012 0.011 0.011 FWHMX: 0.444 0.296 0.323 0.341 0.353 FWHMY: 0.444 0.296 0.311 0.325 0.335 FWHE: 0.527 0.405 0.418 0.429 0.438 EDD: 1.020 0.809 0.833 0.856 0.874 Fried: 1.032 1.934 1.764 1.639 1.559 1.20 micron Point: 0 1 2 3 4 Strehl: 0.019 0.058 0.039 0.034 0.032 FWHMX: 0.412 0.181 0.260 0.290 0.307 FWHMY: 0.412 0.181 0.242 0.271 0.284 FWHE: 0.487 0.364 0.379 0.392 0.402 EDD: 0.947 0.716 0.756 0.778 0.794 Fried: 1.011 3.127 2.111 1.828 1.700 1.60 micron Point: 0 1 2 3 4 Strehl: 0.036 0.146 0.092 0.074 0.067 FWHMX: 0.392 0.115 0.213 0.255 0.275 FWHMY: 0.392 0.115 0.197 0.231 0.250 FWHE: 0.471 0.332 0.346 0.358 0.366 EDD: 0.929 0.664 0.685 0.711 0.731 Fried: 0.981 3.944 2.479 2.013 1.818 2.20 micron Point: 0 1 2 3 4 Strehl: 0.074 0.324 0.222 0.174 0.153 FWHMX: 0.375 0.131 0.181 0.223 0.248 FWHMY: 0.375 0.131 0.160 0.191 0.215 FWHE: 0.455 0.310 0.326 0.343 0.354 EDD: 0.881 0.521 0.643 0.675 0.701 Fried: 0.929 4.084 2.796 2.196 1.924