Date: 2014-05-18 Oberserver: Kara Ponder OA: Christian Soto Number Observation Int Time Filter Airmass Seeing Notes 1-3 dark 5 10:38 - - - optics not on for 1. just checking. wrong 2, right 3 1-13 P212-C 5 11:15 H 1.8 - we are extremely out of focus. Can't find the star. pointing is correct though 14-25 P330-E 5 11:38 H 1.06 - switched to this so it would have better airmass 26-34 P330-E 10 11:51 H 1.05 1? 3x3x30", Clouds. 35-43 P330-E 10 11:55 J 1.04 1? 3x3x30", clouds 44-52 P330-E 10 12:00 Ks 1.04 1? 3x3x30". clouds CSS140425:161024+470440 53-59 CSS1404 5 12:08 H 1.05 - acquire, focus, No able to see anything. the clouds are too thick 60-109 CSS1404 60 12:18 J 1.04 - 5x5x15". lost guide star at 12:21, exposure 62, started again 12:33, lost at 84 12:59, lost at 102. I was not able to run a focus check before starting this because any star bright enough to come through was saturated. So by the end of the script when clouds cleared enough to show the field, I saw that we were majorly out of focus. (large donut) . Hopefully some of this can be salvaged. 110-120 CSS1404 5 1:38 H 1.06 .9 acquire, focus 121-142 CSS1404 60 1:48 H 1.06 1? 4x4x20". I got "er" into the integration time again. Started a 3x3x30" at 134 to make up for it. 143-149 PS1-14xw 5 2:22 H 1.18 - acquire, focus. clouds have cleared up. did not lose guider. 150-165 PS1-14xw 60 2:30 H 1.19 1.5 4x4x20" 166-190 PS1-14xw 60 2:51 J 1.22 1.4 5x5x15" 191-206 PS1-14xw 60 3:23 Ks 1.30 1.2 4x4x20" 207-213 P330-E 5 3:46 H 1.2 - acquire, focus 214-222 P330-E 10 3:41 H 1.2 1 3x3x30" 223-231 P330-E 10 3:55 J 1.2 1 3x3x30" 232-240 P330-E 10 4:00 Ks 1.2 1 3x3x30" PSNJ15024996+4847062 241-244 PSNJ1502 5 4:07 H 1.6 1 acquire, focus 245-253 PSNJ1502 60 4:09 H 1.63 1 3x3x30", we weren't guiding for the first two due to miscommunication. coma contours 254-262 PSNJ1502 60 4:23 J 1.7 1.2 3x3x30" 263-271 PSNJ1502 60 4:33 Ks 1.8 1.2 3x3x30", usual stars are there, but do not show up. background may be too high. lots of cirrus The contours were rather odd for most of these. Occasionally I would get them round but usually they had tilt that could not be fixed. This is an ongoing issue with the system. Christian is writing a report about it. 272-282 flat 5 4:56 H - - lamp on at 425, 8000 counts 283-293 flat 5 5:00 H - - lamp off 293-304 flat 5 5:03 J - - lamp off 305-315 flat 5 5:06 J - - lamp on at 600 316-326 flat 5 5:10 Ks - - lamp on at 380 327-337 flat 5 5:13 Ks - - lamp off 338-348 dark 5 5:17 OPAQ - - -