Source half-light radius = 0.30 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 21.00 200 109 72 72 72 91 21.10 237 109 91 91 91 91 21.20 273 127 91 91 91 109 21.30 310 145 109 109 109 109 21.40 364 164 127 109 109 127 21.50 437 200 145 127 127 145 21.60 510 218 164 145 145 164 21.70 601 255 182 164 164 182 21.80 711 291 200 182 200 200 21.90 857 346 237 200 218 237 22.00 1021 401 273 237 255 273 22.10 1222 474 328 273 291 328 22.20 1459 565 383 328 346 383 22.30 1732 674 437 383 401 456 22.40 2079 802 528 456 474 528 22.50 2480 948 620 528 565 620 22.60 2973 1130 729 620 674 747 22.70 3575 1349 875 747 802 893 22.80 4286 1605 1039 893 948 1057 22.90 5143 1933 1240 1057 1130 1258 23.00 6165 2316 1477 1258 1349 1513 23.10 7387 2772 1769 1513 1623 1805 23.20 8864 3319 2134 1805 1933 2170 23.30 10652 3976 2553 2170 2316 2590 23.40 12786 4760 3046 2590 2772 3100 23.50 15339 5709 3648 3100 3319 3720 23.60 18422 6858 4377 3720 3976 4468 23.70 22125 8226 5253 4468 4778 5362 23.80 26575 9867 6311 5344 5727 6420 23.90 31938 11837 7569 6420 6876 7715 24.00 38358 14227 9083 7697 8244 9247 24.10 46074 17072 10907 9247 9886 11108 24.20 55358 20501 13078 11108 11874 13333 24.30 66521 24624 15704 13333 14263 16014 24.40 79927 29585 18860 15996 17127 19224 24.50 96051 35531 22654 19224 20556 23091 24.60 115422 42699 27214 23073 24696 27743 24.70 138715 51290 32686 27724 29658 33324 24.80 166695 61632 39270 33306 35640 40036 24.90 200348 74054 47168 40000 42809 48098 25.00 240804 88974 56689 48062 51436 57784 25.10 289414 106922 68108 57747 61797 69439 25.20 347873 128500 81842 69384 74255 83429 25.30 418115 154438 98350 83375 89230 100265 25.40 502584 185610 118176 100192 107232 120493 25.50 604108 223075 142034 120402 128865 144807 25.60 726170 268109 170689 144697 154875 174027 25.70 872911 322246 205145 173900 186139 209158 25.80 1049310 387326 246568 208993 223713 251383 25.90 1261387 465576 296345 251201 268894 302145 26.00 1516327 559639 356208 301926 323194 363176 26.10 1822814 672691 428147 362903 388475 436537 26.20 2191298 808633 514641 436209 466944 524728 26.30 2634220 972027 618609 524308 561281 630739 26.40 3166792 1168472 743608 630246 674679 758182 26.50 3807016 1404625 893851 757598 811005 911398 26.60 4576726 1688549 1074500 910686 974909 1095585 26.70 5502096 2029874 1291665 1094728 1171938 1317019 26.80 6614499 2440165 1552716 1315961 1408784 1583213 26.90 7952038 2933502 1866590 1581973 1693565 1903252