StartDate : 2013.08.19 Object : WD1821+643 Observer : Jensen, Eric (JEL) E-mail : ejensen-pawm-swarthmore.edu Country/State : Pennsylvania Latitude : +39.907 ELongitude : -075.356 Aperture : 24-inch Filter : C (?) Exposure : 120 sec Comment : ? ref star. Comment : initial AMC = +0 mmag/airmass Comment : Col 1 = BJD (exposure midpoint) Comment : Col 2 = systematics present Coment : Col 3 = col 2 with AMC removed Comment : Col 4 = col 2 with all systematics removed (trend, AMC, sinusoid) Comment : Col 5 = col 4 with avg OOT removed Comment : Col 6 = RMS, col 7 = airmass. 99.9999 values are rejected outliers 2456524.60354 15.0540 15.0540 15.0532 0.0232 0.0257 1.110 2456524.60508 15.0358 15.0358 15.0350 0.0050 0.0256 1.111 2456524.60662 15.0004 15.0004 14.9997 -0.0303 0.0254 1.112 2456524.60816 15.0110 15.0110 15.0104 -0.0196 0.0252 1.114 2456524.60970 15.0219 15.0219 15.0213 -0.0087 0.0250 1.115 2456524.61124 15.0566 15.0566 15.0561 0.0261 0.0248 1.116 2456524.61278 15.0472 15.0472 15.0468 0.0168 0.0246 1.117 2456524.61433 14.9783 14.9783 14.9779 -0.0521 0.0242 1.118 2456524.61587 15.0253 15.0253 15.0250 -0.0050 0.0239 1.119 2456524.61741 15.0399 15.0399 15.0397 0.0097 0.0236 1.121 2456524.61896 15.0404 15.0404 15.0402 0.0102 0.0234 1.122 2456524.62050 14.9842 14.9842 14.9841 -0.0459 0.0230 1.123 2456524.62204 15.0105 15.0105 15.0104 -0.0196 0.0226 1.125 2456524.62359 15.0165 15.0165 15.0165 -0.0135 0.0222 1.126 2456524.62513 15.0413 15.0413 15.0414 0.0114 0.0219 1.128 2456524.62667 15.0082 15.0082 15.0083 -0.0217 0.0218 1.129 2456524.62821 15.0292 15.0292 15.0294 -0.0006 0.0217 1.131 2456524.62975 15.0515 15.0515 15.0517 0.0217 0.0216 1.132 2456524.63130 15.0234 15.0234 15.0237 -0.0063 0.0216 1.134 2456524.63284 14.9912 14.9912 14.9915 -0.0385 0.0216 1.136 2456524.63438 14.9912 14.9912 14.9916 -0.0384 0.0217 1.138 2456524.63592 15.0274 15.0274 15.0278 -0.0022 0.0219 1.139 2456524.63746 15.0084 15.0084 15.0089 -0.0211 0.0221 1.141 2456524.63901 15.0271 15.0271 15.0276 -0.0024 0.0224 1.143 2456524.64055 15.0304 15.0304 15.0310 0.0010 0.0228 1.145 2456524.64209 15.0133 15.0133 15.0139 -0.0161 0.0233 1.147 2456524.64364 15.0139 15.0139 15.0146 -0.0154 0.0239 1.149 2456524.64518 15.0392 15.0392 15.0399 0.0099 0.0245 1.151 2456524.64672 15.0229 15.0229 15.0237 -0.0063 0.0253 1.153 2456524.64827 15.0228 15.0228 15.0236 -0.0064 0.0260 1.155 2456524.64981 15.0554 15.0554 15.0563 0.0263 0.0267 1.157 2456524.65136 15.0601 15.0601 15.0610 0.0310 0.0274 1.160 2456524.65290 15.0500 15.0500 15.0509 0.0209 0.0280 1.162 2456524.65445 15.0203 15.0203 15.0213 -0.0087 0.0288 1.164 2456524.65599 15.0185 15.0185 15.0195 -0.0105 0.0295 1.167 2456524.65753 15.0031 15.0031 15.0042 -0.0258 0.0301 1.169 2456524.65907 15.0134 15.0134 15.0145 -0.0155 0.0305 1.171 2456524.66062 15.0498 15.0498 15.0509 0.0209 0.0310 1.174 2456524.66216 15.0863 15.0863 15.0875 0.0575 0.0313 1.176 2456524.66370 15.0649 15.0649 15.0661 0.0361 0.0315 1.179 2456524.66524 15.1022 15.1022 15.1034 0.0734 0.0315 1.182 2456524.66678 15.0048 15.0048 15.0061 -0.0239 0.0315 1.184 2456524.66832 15.0507 15.0507 15.0520 0.0220 0.0313 1.187 2456524.66987 15.0383 15.0383 15.0396 0.0096 0.0312 1.190 2456524.67141 14.9658 14.9658 14.9671 -0.0629 0.0308 1.193 2456524.67295 15.0628 15.0628 15.0642 0.0342 0.0302 1.196 2456524.67449 15.0248 15.0248 15.0262 -0.0038 0.0296 1.199 2456524.67603 15.0200 15.0200 15.0214 -0.0086 0.0290 1.201 2456524.67757 15.0633 15.0633 15.0647 0.0347 0.0286 1.205 2456524.67912 15.0544 15.0544 15.0559 0.0259 0.0283 1.208 2456524.68066 15.0317 15.0317 15.0332 0.0032 0.0280 1.211 2456524.68220 15.0575 15.0575 15.0590 0.0290 0.0279 1.214 2456524.68375 15.0420 15.0420 15.0435 0.0135 0.0280 1.217 2456524.68529 14.9744 14.9744 14.9759 -0.0541 0.0280 1.220 2456524.68683 15.0222 15.0222 15.0238 -0.0062 0.0282 1.224 2456524.68837 15.0457 15.0457 15.0473 0.0173 0.0284 1.227 2456524.68991 15.0338 15.0338 15.0354 0.0054 0.0287 1.231 2456524.69145 15.0256 15.0256 15.0272 -0.0028 0.0290 1.234 2456524.69300 15.0438 15.0438 15.0454 0.0154 0.0294 1.238 2456524.69454 15.0314 15.0314 15.0330 0.0030 0.0299 1.241 2456524.69608 15.0233 15.0233 15.0249 -0.0051 0.0305 1.245 2456524.69763 15.0470 15.0470 15.0486 0.0186 0.0313 1.248 2456524.69917 15.0269 15.0269 15.0285 -0.0015 0.0321 1.252 2456524.70071 15.0546 15.0546 15.0563 0.0263 0.0330 1.256 2456524.70225 15.0088 15.0088 15.0105 -0.0195 0.0338 1.260 2456524.70379 15.0347 15.0347 15.0364 0.0064 0.0349 1.264 2456524.70534 14.9898 14.9898 14.9915 -0.0385 0.0360 1.268 2456524.70688 14.9935 14.9935 14.9952 -0.0348 0.0371 1.272 2456524.70843 15.0616 15.0616 15.0633 0.0333 0.0381 1.276 2456524.70997 15.0496 15.0496 15.0513 0.0213 0.0388 1.280 2456524.71151 14.9866 14.9866 14.9883 -0.0417 0.0393 1.284 2456524.71305 14.9872 14.9872 14.9888 -0.0412 0.0397 1.289 2456524.71459 14.9867 14.9867 14.9883 -0.0417 0.0399 1.293 2456524.71613 15.0729 15.0729 15.0745 0.0445 0.0399 1.297 2456524.71768 15.1010 15.1010 15.1026 0.0726 0.0396 1.302 2456524.71922 15.0687 15.0687 15.0703 0.0403 0.0392 1.306 2456524.72076 15.0260 15.0260 15.0276 -0.0024 0.0386 1.311 2456524.72231 15.0135 15.0135 15.0151 -0.0149 0.0381 1.316 2456524.72385 15.0333 15.0333 15.0349 0.0049 0.0375 1.320 2456524.72540 14.9783 14.9783 14.9799 -0.0501 0.0369 1.325 2456524.72694 15.0651 15.0651 15.0666 0.0366 0.0364 1.330 2456524.72848 15.0052 15.0052 15.0067 -0.0233 0.0358 1.335 2456524.73002 15.0272 15.0272 15.0287 -0.0013 0.0352 1.340 2456524.73156 15.0509 15.0509 15.0524 0.0224 0.0346 1.345 2456524.73310 14.9999 14.9999 15.0014 -0.0286 0.0339 1.350 2456524.73464 15.0612 15.0612 15.0626 0.0326 0.0332 1.355 2456524.73618 15.0638 15.0638 15.0652 0.0352 0.0325 1.360 2456524.73773 14.9978 14.9978 14.9992 -0.0308 0.0317 1.365 2456524.73926 15.0463 15.0463 15.0477 0.0177 0.0309 1.371 2456524.74081 15.0420 15.0420 15.0433 0.0133 0.0302 1.376 2456524.74235 15.0322 15.0322 15.0335 0.0035 0.0297 1.382 2456524.74389 15.0125 15.0125 15.0138 -0.0162 0.0292 1.387 2456524.74543 15.0696 15.0696 15.0708 0.0408 0.0289 1.393 2456524.74697 15.0263 15.0263 15.0275 -0.0025 0.0289 1.399 2456524.74852 15.0298 15.0298 15.0309 0.0009 0.0289 1.404 2456524.75006 14.9959 14.9959 14.9970 -0.0330 0.0292 1.410 2456524.75160 15.0264 15.0264 15.0275 -0.0025 0.0297 1.416 2456524.75314 15.0646 15.0646 15.0656 0.0356 0.0302 1.422 2456524.75468 15.0469 15.0469 15.0479 0.0179 0.0307 1.428 2456524.75622 15.0626 15.0626 15.0635 0.0335 0.0312 1.434 2456524.75777 14.9676 14.9676 14.9685 -0.0615 0.0316 1.441 2456524.75931 15.0076 15.0076 15.0084 -0.0216 0.0320 1.447 2456524.76086 15.0329 15.0329 15.0337 0.0037 0.0324 1.453 2456524.76240 15.0646 15.0646 15.0653 0.0353 0.0328 1.460 2456524.76394 15.0136 15.0136 15.0143 -0.0157 0.0331 1.466 2456524.76548 14.9963 14.9963 14.9969 -0.0331 0.0335 1.473 2456524.76702 15.0313 15.0313 15.0319 0.0019 0.0339 1.480 2456524.76856 15.0351 15.0351 15.0356 0.0056 0.0344 1.486 2456524.77010 15.0119 15.0119 15.0123 -0.0177 0.0350 1.493 2456524.77164 15.0612 15.0612 15.0616 0.0316 0.0355 1.500 2456524.77318 15.0256 15.0256 15.0259 -0.0041 0.0360 1.507 2456524.77473 14.9966 14.9966 14.9968 -0.0332 0.0365 1.515 2456524.77627 15.0909 15.0909 15.0911 0.0611 0.0369 1.522 2456524.77781 14.9971 14.9971 14.9972 -0.0328 0.0372 1.529 2456524.77936 14.9901 14.9901 14.9901 -0.0399 0.0374 1.536 2456524.78090 15.0738 15.0738 15.0737 0.0437 0.0374 1.544 2456524.78243 15.0754 15.0754 15.0753 0.0453 0.0371 1.551 2456524.78398 14.9767 14.9767 14.9765 -0.0535 0.0368 1.559 2456524.78552 15.0009 15.0009 15.0006 -0.0294 0.0364 1.567 2456524.78706 15.0672 15.0672 15.0668 0.0368 0.0360 1.575 2456524.78860 14.9813 14.9813 14.9808 -0.0492 0.0357 1.583 2456524.79014 14.9606 14.9606 14.9600 -0.0700 0.0353 1.591 2456524.79168 15.0310 15.0310 15.0303 0.0003 0.0350 1.599 2456524.79323 15.0578 15.0578 15.0571 0.0271 0.0348 1.607 2456524.79477 15.0064 15.0064 15.0056 -0.0244 0.0348 1.615 2456524.79631 15.0347 15.0347 15.0338 0.0038 0.0348 1.624 2456524.79785 15.0432 15.0432 15.0422 0.0122 0.0350 1.632 2456524.79939 15.0633 15.0633 15.0622 0.0322 0.0353 1.641 2456524.80093 15.0056 15.0056 15.0044 -0.0256 0.0354 1.649 2456524.80248 15.0046 15.0046 15.0032 -0.0268 0.0357 1.658 2456524.80402 14.9581 14.9581 14.9566 -0.0734 0.0358 1.667 2456524.80557 14.9925 14.9925 14.9909 -0.0391 0.0359 1.676 2456524.80710 14.9626 14.9626 14.9609 -0.0691 0.0362 1.685 2456524.80864 15.0193 15.0193 15.0175 -0.0125 0.0365 1.694 2456524.81018 15.0344 15.0344 15.0325 0.0025 0.0370 1.704 2456524.81172 15.0421 15.0421 15.0401 0.0101 0.0376 1.713 2456524.81327 15.0493 15.0493 15.0471 0.0171 0.0382 1.723 2456524.81481 15.0083 15.0083 15.0060 -0.0240 0.0391 1.732 2456524.81635 15.0196 15.0196 15.0172 -0.0128 0.0400 1.742 2456524.81789 15.0859 15.0859 15.0834 0.0534 0.0408 1.752 2456524.81943 15.0973 15.0973 15.0946 0.0646 0.0417 1.762 2456524.82097 15.0360 15.0360 15.0332 0.0032 0.0425 1.772 2456524.82251 15.1344 15.1344 15.1315 0.1015 0.0434 1.782 2456524.82405 15.0882 15.0882 15.0851 0.0551 0.0443 1.792 2456524.82559 14.9707 14.9707 14.9675 -0.0625 0.0449 1.802 2456524.82713 15.0117 15.0117 15.0083 -0.0217 0.0452 1.813 2456524.82867 15.1194 15.1194 15.1159 0.0859 0.0455 1.824 2456524.83021 14.9836 14.9836 14.9799 -0.0501 0.0455 1.834 2456524.83175 15.0440 15.0440 15.0402 0.0102 0.0456 1.845 2456524.83330 15.0806 15.0806 15.0766 0.0466 0.0457 1.856 2456524.83484 15.0607 15.0607 15.0566 0.0266 0.0458 1.867 2456524.83639 15.0350 15.0350 15.0307 0.0007 0.0460 1.878 2456524.83793 14.9658 14.9658 14.9614 -0.0686 0.0463 1.890 2456524.83948 15.1182 15.1182 15.1136 0.0836 0.0465 1.901 2456524.84102 15.0956 15.0956 15.0908 0.0608 0.0465 1.913 2456524.84256 14.9925 14.9925 14.9875 -0.0425 0.0465 1.924 2456524.84410 15.0464 15.0464 15.0413 0.0113 0.0464 1.936 2456524.84564 15.0935 15.0935 15.0882 0.0582 0.0463 1.948 2456524.84718 15.0275 15.0275 15.0220 -0.0080 0.0461 1.960 2456524.84873 15.0236 15.0236 15.0179 -0.0121 0.0459 1.973