------------------------------------------------------------------------------------ TARGETS: 1st half of night: Repeats of certain SOAR2014 targets Other WD candidates in DES footprint (esp. GALEX-based candidates) 2nd half of night: Pier-Emmanuel Tremblay's 40pc white dwarf candidates End-of-might GALEX-based candidates DES-GW practice sample NOTE: The Moon will be an issue for the 2nd half targets! *WD targets should be observed at the parallactic angle.* *GW practice targets could be observed at the parallactic angle, or possibly *at a slit angle that hits both the kilonova candidate and the galaxy.* ------------------------------------------------------------------------------------ DES Kentools ephemeris for the night of February 21, 2019: mjd 58536, date 20190221, Site CTIO, UT-offset 3 hr Event Local-Time Greenwich Sidereal-Time Sunset 20:32 CLST 23:32 UT 04:55 74 deg Eve. -10 21:08 CLST 00:08 UT 05:31 83 deg Zeropoint; standards Eve. -14 21:28 CLST 00:28 UT 05:51 88 deg Begin obstac Eve. -18 21:48 CLST 00:48 UT 06:11 93 deg Last chance standards Moonrise 22:14 CLST 01:14 UT 06:37 99 deg Midpoint 01:57 CLST 04:57 UT 10:20 155 deg Morn -18 06:05 CLST 09:05 UT 14:29 217 deg Begin astronomical twilight Morn -14 06:25 CLST 09:25 UT 14:48 222 deg End obstac; begin standards Morn -10 06:45 CLST 09:45 UT 15:08 227 deg Sunrise 07:21 CLST 10:21 UT 15:45 236 deg Moon position (deg): RA 190.8, Dec 1.5 Phase: 0.815 ------------------------------------------------------------------------------------ ONE RECOMMENDATION FOR THE SCHEDULE OF OBSERVATIONS: (There are roughly enough targets listed here to fill up three nights of observations.) (If not, additional science targets can be found here: http://data.darkenergysurvey.org/calib/DESCalibObsRuns/SOAR-Feb2019/Targets/Targets.html ) Evening 10-degree Twilight (00:08UT; LST 05h31m) ------------------------------------------------ Start with one or both of these from the Hamuy Spectrophotometric Standards from http://www.ctio.noao.edu/soar/content/hamuy-spectrophotometric-standards : Name RA DEC Type Vmag LTT 2415 05:56:24.2 -27:51:26 sdG 12.214 Hiltner 600 06:45:13.5 +02:08:15 B1 10.441 Evening 14-degree Twilight (00:28UT; LST 05h51m) ------------------------------------------------------ ID Name RA DEC rmag/Gmag Comment 1245 GALEXJ035625.65-362102.8 03:56:25.65 -36:21:02.8 17.275 1250 GALEXJ040027.31-502541.8 04:00:27.31 -50:25:41.8 17.592 196 SSSJ040935.2-494220 04:09:35.2 -49:42:20 16.699 SOAR2014/Priority 3 1277 GALEXJ042226.16-240724.4 04:22:26.16 -24:07:24.4 17.048 1288 GALEXJ043133.38-404735.6 04:31:33.38 -40:47:35.6 16.732 216 SSSJ043658.9-545614 04:36:58.9 -54:56:14 16.805 SOAR2014/Priority 1 1295 GALEXJ044153.84-431833.6 04:41:53.84 -43:18:33.6 17.554 1305 GALEXJ044832.06-234337.8 04:48:32.06 -23:43:37.8 17.571 1314 GALEXJ045658.47-531026.3 04:56:58.47 -53:10:26.3 16.810 1325 GALEXJ050642.65-192523.6 05:06:42.65 -19:25:23.6 17.372 1335 GALEXJ051448.66-380345.4 05:14:48.66 -38:03:45.4 17.443 1344 GALEXJ051936.19-465913.6 05:19:36.19 -46:59:13.6 17.140 02:00UT (c. LST 07h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 239 SSSJ052556.7-331735 05:25:56.7 -33:17:35 16.998 SOAR2014/Priority 3 1459 WDJ052844.01-430449.21 05:28:44.12 -43:04:49.8 16.110 PET40_in_DES 1361 GALEXJ052955.32-413224.3 05:29:55.32 -41:32:24.3 16.983 1364 GALEXJ053430.87-284415.9 05:34:30.87 -28:44:15.9 17.258 1460 WDJ053446.5-524150.29 05:34:46.73 -52:41:48.7 17.120 PET40_in_DES 1368 GALEXJ053651.81-195117.5 05:36:51.81 -19:51:17.5 17.530 1371 GALEXJ054113.55-531744.5 05:41:13.55 -53:17:44.5 16.894 1461 WDJ054249.69-190107.34 05:42:49.62 -19:01:09.6 15.460 PET40_in_DES 1377 GALEXJ054517.38-271821.1 05:45:17.38 -27:18:21.1 17.264 251 SSSJ054736.8-545622 05:47:36.8 -54:56:22 16.667 SOAR2014/Priority 3 1382 GALEXJ055115.22-531309.5 05:51:15.22 -53:13:09.5 17.038 1385 GALEXJ055257.73-465626.1 05:52:57.73 -46:56:26.1 17.139 1387 GALEXJ055628.75-291308.3 05:56:28.75 -29:13:08.3 17.159 1388 GALEXJ055700.08-464307.8 05:57:00.08 -46:43:07.8 17.354 1390 GALEXJ055734.73-251420.1 05:57:34.73 -25:14:20.1 17.030 03:00UT (c. LST 08h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 254 SSSJ055820.4-355653 05:58:20.4 -35:56:53 16.972 SOAR2014/Priority 4 1390 GALEXJ055734.73-251420.1 05:57:34.73 -25:14:20.1 17.030 1391 GALEXJ055801.96-440807.2 05:58:01.96 -44:08:07.2 17.589 1392 GALEXJ055826.27-245933.0 05:58:26.27 -24:59:33.0 16.686 1393 GALEXJ055951.17-475754.1 05:59:51.17 -47:57:54.1 17.503 1394 GALEXJ060009.53-494141.9 06:00:09.53 -49:41:41.9 17.390 1395 GALEXJ060054.87-434351.5 06:00:54.87 -43:43:51.5 17.272 1396 GALEXJ060417.33-513302.5 06:04:17.33 -51:33:02.5 17.024 1397 GALEXJ060607.38-473415.6 06:06:07.38 -47:34:15.6 17.081 1398 GALEXJ060815.58-471809.0 06:08:15.58 -47:18:09.0 17.343 1399 GALEXJ060908.53-495104.7 06:09:08.53 -49:51:04.7 17.445 1400 GALEXJ060920.40-480028.4 06:09:20.40 -48:00:28.4 17.403 04:00UT (c. LST 09h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 1401 GALEXJ060942.09-464147.2 06:09:42.09 -46:41:47.2 16.621 1402 GALEXJ060958.70-425735.5 06:09:58.70 -42:57:35.5 16.993 1403 GALEXJ061135.97-402700.8 06:11:35.97 -40:27:00.8 16.861 1404 GALEXJ061159.11-591553.2 06:11:59.11 -59:15:53.2 16.557 1405 GALEXJ061340.64-461239.5 06:13:40.64 -46:12:39.5 16.493 1406 GALEXJ061524.37-384823.3 06:15:24.37 -38:48:23.3 16.573 1407 GALEXJ062109.26-503328.6 06:21:09.26 -50:33:28.6 17.487 1408 GALEXJ062603.73-441701.6 06:26:03.73 -44:17:01.6 17.101 1409 GALEXJ063020.24-494644.4 06:30:20.24 -49:46:44.4 17.445 1524 WDJ093011.42-295943.38 09:30:11.58 -29:59:42.2 17.260 PET40 1526 WDJ094052.75-423225.46 09:40:52.83 -42:32:24.3 17.220 PET40 1527 WDJ094240.23-463717.68 09:42:40.34 -46:37:18.3 15.610 PET40 6001 GWC_6001 10:01:30.08 -15:10:21.5 17.375 DES-GW Practice 6002 GWC_6002 10:09:20.35 -16:39:24.0 18.802 DES-GW Practice 1529 WDJ101341.21-523400.86 10:13:41.44 -52:34:00.8 16.650 PET40 6003 GWC_6003 10:18:28.66 -18:52:24.1 19.747 DES-GW Practice 6004 GWC_6004 10:26:30.09 -21:19:10.9 17.622 DES-GW Practice 1410 GALEXJ103013.49-205001.8 10:30:13.49 -20:50:01.8 18.006 1532 WDJ103055.44-142400.53 10:30:55.44 -14:23:59.5 16.520 PET40 1411 GALEXJ103707.82-165957.1 10:37:07.82 -16:59:57.1 17.921 1412 GALEXJ104217.00-211248.5 10:42:17.00 -21:12:48.5 17.657 6005 GWC_6005 10:36:56.84 -17:39:37.4 17.457 DES-GW Practice 6006 GWC_6006 10:42:47.73 -20:42:02.3 18.913 DES-GW Practice 05:00UT (c. LST 10h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 1413 GALEXJ104401.51-210523.2 10:44:01.51 -21:05:23.2 17.149 6007 GWC_6007 10:45:11.13 -22:40:01.9 19.602 DES-GW Practice 6008 GWC_6008 10:49:25.30 -24:30:58.1 19.909 DES-GW Practice 6009 GWC_6009 10:53:41.19 -21:47:29.0 18.649 DES-GW Practice 1414 GALEXJ105436.36-171051.0 10:54:36.36 -17:10:51.0 16.795 6010 GWC_6010 10:55:01.77 -15:14:30.8 18.504 DES-GW Practice 1415 GALEXJ105746.57-231824.7 10:57:46.57 -23:18:24.7 17.485 6011 GWC_6011 10:59:56.34 -22:21:03.2 18.746 DES-GW Practice 1416 GALEXJ110202.52-165327.3 11:02:02.52 -16:53:27.3 16.903 6012 GWC_6012 11:03:24.91 -23:05:05.1 19.681 DES-GW Practice 1417 GALEXJ110509.11-190705.4 11:05:09.11 -19:07:05.4 17.249 6013 GWC_6013 11:06:28.66 -15:42:04.0 19.563 DES-GW Practice 1418 GALEXJ110733.93-180104.1 11:07:33.93 -18:01:04.1 18.156 6014 GWC_6014 11:11:14.52 -27:22:57.4 18.755 DES-GW Practice 1419 GALEXJ111223.77-202012.7 11:12:23.77 -20:20:12.7 18.399 6015 GWC_6015 11:14:20.73 -26:54:53.7 17.517 DES-GW Practice 1420 GALEXJ111442.94-221838.3 11:14:42.94 -22:18:38.3 16.934 1421 GALEXJ111845.25-182451.2 11:18:45.25 -18:24:51.2 16.709 6016 GWC_6016 11:19:25.98 -18:47:44.6 18.109 DES-GW Practice 1422 GALEXJ112136.04-244007.8 11:21:36.04 -24:40:07.8 16.595 6017 GWC_6017 11:24:21.00 -19:45:01.8 19.802 DES-GW Practice 1423 GALEXJ112728.83-221304.3 11:27:28.83 -22:13:04.3 18.459 1424 GALEXJ112757.63-181553.1 11:27:57.63 -18:15:53.1 18.362 06:00UT (c. LST 11h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 1425 GALEXJ113051.71-154124.9 11:30:51.71 -15:41:24.9 17.794 1542 WDJ113216.54-360204.95 11:32:16.54 -36:02:05.2 17.930 PET40 6018 GWC_6018 11:32:30.90 -29:37:14.6 19.038 DES-GW Practice 1426 GALEXJ113406.03-221929.6 11:34:06.03 -22:19:29.6 17.637 1427 GALEXJ113426.63-162451.9 11:34:26.63 -16:24:51.9 17.803 1428 GALEXJ113524.14-265441.6 11:35:24.14 -26:54:41.6 17.649 1429 GALEXJ113526.04-161123.6 11:35:26.04 -16:11:23.6 15.736 1430 GALEXJ113537.97-183232.2 11:35:37.97 -18:32:32.2 18.034 1431 GALEXJ113657.03-263002.0 11:36:57.03 -26:30:02.0 17.916 1432 GALEXJ113732.51-181414.3 11:37:32.51 -18:14:14.3 17.928 6019 GWC_6019 11:37:36.50 -25:09:27.7 19.617 DES-GW Practice 1433 GALEXJ113957.11-233123.8 11:39:57.11 -23:31:23.8 17.579 6020 GWC_6020 11:41:20.90 -26:34:57.4 18.188 DES-GW Practice 1545 WDJ114122.38-350406.93 11:41:22.27 -35:04:09.3 17.420 PET40 1434 GALEXJ114158.67-205858.5 11:41:58.67 -20:58:58.5 17.559 1435 GALEXJ114243.07-211322.9 11:42:43.07 -21:13:22.9 18.437 1436 GALEXJ114246.26-180607.9 11:42:46.26 -18:06:07.9 17.966 07:00UT (c. LST 12h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 1437 GALEXJ114303.06-234001.2 11:43:03.06 -23:40:01.2 17.557 1438 GALEXJ114428.61-261922.0 11:44:28.61 -26:19:22.0 17.929 1439 GALEXJ114444.13-184433.0 11:44:44.13 -18:44:33.0 18.383 1440 GALEXJ114456.53-160601.3 11:44:56.53 -16:06:01.3 18.347 6021 GWC_6021 11:45:47.22 -29:31:35.6 17.886 DES-GW Practice 1441 GALEXJ114607.34-191208.6 11:46:07.34 -19:12:08.6 16.520 1442 GALEXJ114752.62-181157.1 11:47:52.62 -18:11:57.1 18.447 1443 GALEXJ114805.31-152501.5 11:48:05.31 -15:25:01.5 17.588 1444 GALEXJ114825.40-165331.4 11:48:25.40 -16:53:31.4 16.932 6022 GWC_6022 11:48:33.72 -25:56:54.1 19.795 DES-GW Practice 1445 GALEXJ114928.66-175046.4 11:49:28.66 -17:50:46.4 17.990 1548 WDJ115020.14-255335.4 11:50:20.02 -25:53:37.3 16.310 PET40 6023 GWC_6023 11:50:43.92 -26:44:17.6 17.740 DES-GW Practice 1446 GALEXJ115107.64-201115.0 11:51:07.64 -20:11:15.0 18.369 1447 GALEXJ115231.11-182949.3 11:52:31.11 -18:29:49.3 17.556 1448 GALEXJ115308.86-192024.1 11:53:08.86 -19:20:24.1 17.782 6024 GWC_6024 11:53:04.62 -18:22:49.2 17.499 DES-GW Practice 1549 WDJ115403.49-310145.29 11:54:03.63 -31:01:45.1 17.130 PET40 6025 GWC_6025 11:56:00.71 -27:43:51.4 17.237 DES-GW Practice 6026 GWC_6026 11:58:59.15 -19:01:43.6 19.293 DES-GW Practice 08:00UT (c. LST 13h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 1437 GALEXJ114303.06-234001.2 11:43:03.06 -23:40:01.2 17.557 1438 GALEXJ114428.61-261922.0 11:44:28.61 -26:19:22.0 17.929 1439 GALEXJ114444.13-184433.0 11:44:44.13 -18:44:33.0 18.383 1440 GALEXJ114456.53-160601.3 11:44:56.53 -16:06:01.3 18.347 6021 GWC_6021 11:45:47.22 -29:31:35.6 17.886 DES-GW Practice 1441 GALEXJ114607.34-191208.6 11:46:07.34 -19:12:08.6 16.520 1442 GALEXJ114752.62-181157.1 11:47:52.62 -18:11:57.1 18.447 1443 GALEXJ114805.31-152501.5 11:48:05.31 -15:25:01.5 17.588 1444 GALEXJ114825.40-165331.4 11:48:25.40 -16:53:31.4 16.932 6022 GWC_6022 11:48:33.72 -25:56:54.1 19.795 DES-GW Practice 1445 GALEXJ114928.66-175046.4 11:49:28.66 -17:50:46.4 17.990 6023 GWC_6023 11:50:43.92 -26:44:17.6 17.740 DES-GW Practice 1446 GALEXJ115107.64-201115.0 11:51:07.64 -20:11:15.0 18.369 1447 GALEXJ115231.11-182949.3 11:52:31.11 -18:29:49.3 17.556 1448 GALEXJ115308.86-192024.1 11:53:08.86 -19:20:24.1 17.782 6024 GWC_6024 11:53:04.62 -18:22:49.2 17.499 DES-GW Practice 6025 GWC_6025 11:56:00.71 -27:43:51.4 17.237 DES-GW Practice 6026 GWC_6026 11:58:59.15 -19:01:43.6 19.293 DES-GW Practice 1552 WDJ121727.88-494502.55 12:17:27.87 -49:45:01.9 18.160 PET40 1553 WDJ122257.77-742707.7 12:22:57.60 -74:27:05.1 17.300 PET40 1554 WDJ122642.02-661218.47 12:26:41.94 -66:12:21.3 13.940 PET40 1559 WDJ123530.7-543749.25 12:35:30.64 -54:37:50.0 17.850 PET40 1560 WDJ124112.37-243428.54 12:41:11.99 -24:34:29.4 16.980 PET40 09:00UT (c. LST 14h23m) ----------------------- ID Name RA DEC rmag/Gmag Comment 1586 WDJ140841.83-264948.55 14:08:41.80 -26:49:49.7 16.950 PET40 1592 WDJ143019.96-252040.4 14:30:19.86 -25:20:39.6 16.550 PET40 1596 WDJ150324.74-244129.02 15:03:24.59 -24:41:29.6 15.780 PET40 1600 WDJ151808.09-382442.17 15:18:08.06 -38:24:42.3 17.140 PET40 1605 WDJ152800.98-333249.75 15:28:01.07 -33:32:50.6 17.010 PET40 Morning 14-degree Twilight (09:25UT; c. LST 14h48m) ------------------------------------------------------ Finish with one or more of these from the Hamuy Spectrophotometric Standards from http://www.ctio.noao.edu/soar/content/hamuy-spectrophotometric-standards : Name RA DEC Type Vmag CD-32 9927 14:11:46.3 -33:03:15 A0 10.444 LTT 6248 15:38:59.8 -28:35:34 A 11.797 Morning 10-degree Twilight (09:45UT; LST 15h08m) ------------------------------------------------ CLOSE UP! :-) ------------------------------------------------------------------------------------