Source half-light radius = 0.20 arcsec S/N computed using Optimal extraction Exposure times quantized in multiples of 6 readout frames Number of read frames averaged for each downlink frame is 4 Number of visits/dithers: 1 Requested signal to noise per pixel = 5.0 Zodiacal light level set at 1.20 times minimum This corresponds, at ecliptic longitude 90 degrees relative to the Sun (middle of visibility window), to: Ecliptic latitude ~60 deg; most of CVZ has similar or lower zodiacal background Time to reach S/N at wavelength Src AB 0.80 microns 1.00 microns 1.20 microns 1.40 microns 1.60 microns 1.75 microns 21.00 164 91 72 72 72 72 21.10 182 91 72 72 72 72 21.20 218 109 91 72 72 91 21.30 237 127 91 91 91 91 21.40 291 145 109 91 91 109 21.50 328 145 109 109 109 127 21.60 383 182 127 109 127 127 21.70 456 200 145 127 145 145 21.80 528 237 164 145 164 164 21.90 638 273 182 164 182 200 22.00 747 310 218 200 200 218 22.10 893 364 255 218 237 255 22.20 1057 419 291 255 273 291 22.30 1276 510 346 291 310 346 22.40 1513 601 401 346 364 419 22.50 1824 711 474 401 437 492 22.60 2170 839 547 474 510 565 22.70 2590 1003 656 565 601 674 22.80 3119 1185 784 674 711 802 22.90 3720 1422 930 802 857 966 23.00 4468 1696 1094 948 1021 1149 23.10 5362 2024 1313 1130 1222 1368 23.20 6420 2425 1568 1349 1459 1623 23.30 7715 2900 1878 1605 1732 1951 23.40 9247 3483 2243 1933 2079 2334 23.50 11089 4176 2699 2298 2480 2790 23.60 13315 4997 3228 2754 2973 3356 23.70 15996 6000 3866 3301 3556 4012 23.80 19188 7186 4632 3958 4268 4815 23.90 23055 8627 5544 4742 5107 5763 24.00 27670 10342 6657 5690 6128 6912 24.10 33233 12421 7989 6821 7350 8299 24.20 39927 14902 9594 8189 8828 9959 24.30 47971 17893 11509 9831 10597 11947 24.40 57620 21486 13807 11801 12713 14354 24.50 69220 25809 16580 14172 15266 17236 24.60 83174 31008 19899 16999 18331 20684 24.70 99936 37227 23912 20428 22015 24842 24.80 120092 44724 28709 24514 26429 29840 24.90 144314 53735 34473 29457 31755 35841 25.00 173425 64551 41423 35367 38139 43064 25.10 208410 77556 49758 42499 45818 51728 25.20 250489 93188 59772 51053 55048 62143 25.30 301032 111975 71810 61322 66120 74674 25.40 361826 134556 86293 73689 79453 89722 25.50 434896 161697 103676 88536 95468 107798 25.60 522721 194328 124579 106375 114711 129540 25.70 628313 233544 149713 127844 137857 155678 25.80 755227 280677 179919 153617 165673 187087 25.90 907823 337348 216235 184625 199107 224862 26.00 1091244 405475 259883 221871 239290 270243 26.10 1311747 487354 312341 266668 287590 324817 26.20 1576866 585795 375415 320513 345666 390408 26.30 1895519 704118 451221 385210 415470 469242 26.40 2278668 846372 542366 463022 499374 564035 26.50 2739246 1017390 651915 556538 600260 677980 26.60 3292994 1222973 783626 668952 721519 814944 26.70 3958700 1470125 941950 804110 867293 979615 26.80 4758962 1767218 1132266 966574 1042525 1177574 26.90 5721158 2124431 1361105 1161906 1253215 1415551