TD CERRO TOLOLO INTER-AMERICAN OBSERVATORY INSTRUMENT SECTION FILTER TRANSMISSION SCANNER FILTER IDENTIFICATION 4900/650 DATE OF MEASUREMENT FILTER SIZE 2 X 2 X .238 INCH. FOCAL RATIO 13.5 TEMPERATURE [C] 22 PEAK WAVELENGTH [A] 5048 PEAK TRANSMISSION [%] 89.176 CENTER WAVELENGTH [A] 4893 BANDWIDTH [A] 524 COMMENTS: 4900/650A IQ AM-4576 WAVELENGTH TRANSMISSION 4500 .214439 4502 .213371 4504 .212917 4506 .212314 4508 .141143 4510 .212014 4512 .140944 4514 .210674 4516 .280505 4518 .210231 4520 .27894 4522 .278746 4524 .208478 4526 .276817 4528 .277008 4530 .276434 4532 .276052 4534 .344353 4536 .3427 4538 .411241 4540 .410397 4542 .409836 4544 .407609 4546 .475221 4548 .474898 4550 .541638 4552 .608519 4554 .611413 4556 .677507 4558 .740242 4560 .810811 4562 .877193 4564 .940228 4566 1.07095 4568 1.13409 4570 1.27517 4572 1.34589 4574 1.41509 4576 1.60321 4578 1.73681 4580 1.86667 4582 2.07358 4584 2.27273 4586 2.46011 4588 2.72606 4590 2.8777 4592 3.14136 4594 3.46179 4596 4.01052 4598 4.59016 4600 5.36298 4602 6.21728 4604 7.24543 4606 8.34964 4608 9.52381 4610 10.8949 4612 12.605 4614 14.5068 4616 16.7959 4618 19.112 4620 22.1792 4622 25.4019 4624 29.6724 4626 33.4187 4628 37.9399 4630 42.3102 4632 46.9128 4634 51.8519 4636 56.1905 4638 60.2157 4640 63.8608 4642 67.4905 4644 70.4689 4646 72.8192 4648 74.5581 4650 76.1995 4652 77.6307 4654 78.1761 4656 79.0201 4658 79.8995 4660 79.6875 4662 80.5486 4664 80.4226 4666 80.4697 4668 80.5676 4670 80.4683 4672 80.8313 4674 81.3665 4676 80.6931 4678 80.8313 4680 81.0794 4682 81.0174 4684 81.1728 4686 81.1077 4688 81.2308 4690 81.227 4692 81.8182 4694 81.5821 4696 81.6536 4698 81.8072 4700 81.9662 4702 82.3884 4704 82.4202 4706 82.5616 4708 82.5616 4710 82.6923 4712 82.593 4714 82.8537 4716 83.0631 4718 83.0944 4720 83.2436 4722 83.0852 4724 82.8367 4726 82.6294 4728 82.4019 4730 82.0238 4732 81.4727 4734 81.5146 4736 80.6548 4738 80.4167 4740 79.6671 4742 79.2755 4744 78.0992 4746 77.6075 4748 76.7002 4750 76.6134 4752 76.0831 4754 75.2955 4756 74.735 4758 74.5422 4760 73.9208 4762 73.5294 4764 73.2901 4766 73.4754 4768 73.3018 4770 72.7326 4772 73.2469 4774 72.8178 4776 73.2279 4778 73.345 4780 73.6534 4782 73.6257 4784 74.2105 4786 74.9266 4788 75.2197 4790 75.7327 4792 76.171 4794 76.9906 4796 77.2595 4798 78.1141 4800 78.4803 4802 79.7211 4804 80.0116 4806 80.4611 4808 81.131 4810 81.7814 4812 82.1387 4814 83.0058 4816 82.9493 4818 83.5063 4820 84.0922 4822 83.6676 4824 84.3553 4826 84.0728 4828 84.1866 4830 84.6066 4832 84.2016 4834 84.3839 4836 83.9296 4838 83.8269 4840 84.0779 4842 83.7514 4844 83.7992 4846 83.4282 4848 83.0962 4850 82.9824 4852 83.0576 4854 82.8018 4856 82.7174 4858 82.4163 4860 82.4263 4862 82.3129 4864 82.3796 4866 82.4661 4868 82.6531 4870 83.1257 4872 83.1823 4874 83.1728 4876 83.5407 4878 83.6435 4880 83.5955 4882 84.1779 4884 84.8929 4886 84.8451 4888 85.7224 4890 85.3057 4892 85.8751 4894 86.1564 4896 86.4253 4898 86.6404 4900 87.0006 4902 87.1131 4904 87.493 4906 87.5633 4908 87.6329 4910 87.6966 4912 87.6056 4914 87.7884 4916 88.1127 4918 87.7734 4920 87.346 4922 87.1924 4924 87.0173 4926 87.037 4928 86.5017 4930 86.491 4932 85.6825 4934 85.1728 4936 84.8603 4938 84.7059 4940 84.0693 4942 83.6963 4944 83.5294 4946 82.8587 4948 82.7644 4950 82.1887 4952 81.9499 4954 81.7827 4956 81.6611 4958 81.1489 4960 81.1142 4962 81.5745 4964 80.7863 4966 80.6648 4968 80.4215 4970 80.2997 4972 80.4336 4974 80.1777 4976 80.4312 4978 80.7182 4980 80.6843 4982 81.3437 4984 80.897 4986 81.8282 4988 81.6878 4990 82.0243 4992 82.5511 4994 82.6997 4996 83.2504 4998 83.4437 5000 84.0066 5002 84.0332 5004 85.0359 5006 84.7085 5008 84.9202 5010 85.6198 5012 86.0529 5014 86.3361 5016 86.5565 5018 86.9277 5020 87.5276 5022 87.1162 5024 87.8788 5026 87.6442 5028 87.8089 5030 88.1543 5032 88.1514 5034 88.6389 5036 88.4447 5038 89.0779 5040 88.3963 5042 88.5058 5044 88.8342 5046 89.017 5048 89.1758 5050 88.6575 5052 88.7185 5054 88.2578 5056 88.5825 5058 88.7355 5060 88.5777 5062 88.0966 5064 88.0482 5066 87.7674 5068 87.4383 5070 86.7728 5072 86.4136 5074 85.5886 5076 85.4385 5078 84.7934 5080 83.7466 5082 82.8933 5084 81.8985 5086 80.6755 5088 80.089 5090 78.7542 5092 77.7839 5094 76.6017 5096 75.1947 5098 73.8016 5100 72.702 5102 71.5877 5104 70.5817 5106 70.1013 5108 69.8368 5110 68.8304 5112 68.9905 5114 68.7848 5116 69.4925 5118 69.7713 5120 71.3009 5122 72.1385 5124 73.7723 5126 75.2646 5128 77.1205 5130 79.0737 5132 80.995 5134 82.6502 5136 84.018 5138 84.4032 5140 83.9596 5142 82.386 5144 79.6182 5146 75.2108 5148 69.4038 5150 62.8588 5152 56.3238 5154 49.4382 5156 42.825 5158 36.7977 5160 31.1864 5162 26.5988 5164 22.2222 5166 18.3099 5168 15.7955 5170 13.3106 5172 11.2436 5174 9.54003 5176 8.19113 5178 6.99261 5180 6.07955 5182 5.11654 5184 4.43434 5186 3.86583 5188 3.36566 5190 3.02684 5192 2.74286 5194 2.45434 5196 2.17143 5198 2.00343 5200 1.82962 5202 1.66094 5204 1.54462 5206 1.44425 5208 1.33102 5210 1.27462 5212 1.15674 5214 1.15808 5216 1.10465 5218 .988947 5220 .931858 5222 .87108 5224 .813953 5226 .760234 5228 .701754 5230 .702576 5232 .584795 5234 .586166 5236 .527859 5238 .5291 5240 .5291 5242 .470588 5244 .47142 5246 .471698 5248 .413223 5250 .414201 5252 .41543 5254 .416419 5256 .357143 5258 .357569 5260 .357782 5262 .357995 5264 .359066 5266 .30012 5268 .361446 5270 .361664 5272 .363636 5274 .362976 5276 .303214 5278 .304136 5280 .30525 5282 .306185 5284 .305623 5286 .306373 5288 .307314 5290 .307314 5292 .309023 5294 .310559 5296 .309789 5298 .249066 5300 .249844 5302 .25047 5304 .251256 5306 .251731 5308 .253325 5310 .252844 5312 .253485 5314 .255265 5316 .191693 5318 .192184 5320 .192555 5322 .192926 5324 .258231 5326 .194553 5328 .195185 5330 .19544 5332 .261609 5334 .196207 5336 .19685 5338 .197759 5340 .198675 5342 .199336 5344 .2 5346 .200803 5348 .201748 5350 .202977 5352 .203666 5354 .20436 5356 .204918 5358 .206186 5360 .206469 5362 .207325 5364 .208333 5366 .208623 5368 .209059 5370 .210084 5372 .210084 5374 .211416 5376 .211864 5378 .212615 5380 .213675 5382 .142653 5384 .143266 5386 .215672 5388 .144092 5390 .1443 5392 .145138 5394 .145455 5396 .145666 5398 .146199 5400 .14652 .