TITLE: GCN CIRCULAR NUMBER: 24239 SUBJECT: LIGO/Virgo S190425z: COATLI Observations of Galaxies DATE: 19/04/26 16:51:48 GMT FROM: Alan M Watson at UNAM Alan M. Watson (UNAM), Nat Butler (ASU), Eleonora Troja (GSFC/UMD), Rosa L. Becerra (UNAM), Simone Dichiara (UMD), Diego González (UNAM), Alexander Kutyrev (GSFC/UMD), William H. Lee (UNAM), Margarita Pereyra (UNAM), and Tanner Wolfram (ASU) report: We observed 128 galaxies selected from the NED/CLU list with the COATLI 50-cm telescope and interim imager at the Observatorio Astronómico Nacional on the Sierra de San Pedro Mártir (http://coatli.astroscu.unam.mx) on the night of 2019-04-26 UTC. For each galaxy, we typically obtained 150 seconds of exposure in the w filter. Our observations are listed below. Analysis is proceeding. We thank the COATLI technical team and the staff of the Observatorio Astronómico Nacional. Start (UTC) RA and Dec (J2000) Galaxy 2019-04-26 03:44 182.7630 +25.5168 2MASX J12110307+2530599 2019-04-26 03:47 188.3071 +27.5841 IC 3494 2019-04-26 03:51 182.1638 +25.1281 2MASX J12083929+2507410 2019-04-26 03:54 179.3352 +22.1624 KUG 1154+224 2019-04-26 03:57 180.7254 +21.6448 KUG 1200+219 2019-04-26 04:01 184.5085 +26.0806 2MASX J12180207+2604500 2019-04-26 04:04 183.0157 +25.1190 2MASX J12120382+2507083 2019-04-26 04:10 184.8021 +25.7150 IC 3146 2019-04-26 04:14 189.6138 +28.4801 2MASX J12382707+2828478 2019-04-26 04:17 180.9844 +22.9801 KUG 1201+232 2019-04-26 04:21 185.6653 +27.7470 IC 3230 2019-04-26 04:24 182.7263 +25.2528 2MASX J12105427+2515102 2019-04-26 04:28 181.7513 +22.3879 2MASX J12070031+2223161 2019-04-26 04:31 187.8534 +26.7961 IC 3450 2019-04-26 04:34 184.4882 +25.0765 IC 3116 2019-04-26 04:38 185.9519 +27.7463 KUG 1221+280 2019-04-26 04:44 184.2770 +27.1926 2MASX J12170644+2711335 2019-04-26 04:48 185.9275 +26.8490 2MASX J12234260+2650561 2019-04-26 04:51 182.0900 +25.1909 2MASX J12082161+2511270 2019-04-26 04:55 184.8714 +25.8987 2MFGC 09705 2019-04-26 04:58 181.7447 +23.7051 2MASX J12065874+2342181 2019-04-26 05:01 190.7657 +30.3821 UGC 07891 NED01 2019-04-26 05:05 184.7850 +27.7624 2MASX J12190846+2745445 2019-04-26 05:08 182.9698 +25.4431 2MASX J12115275+2526352 2019-04-26 05:12 183.4407 +24.3560 2MASX J12134575+2421221 2019-04-26 05:18 241.3745 +24.2049 2MASX J16052994+2412169 2019-04-26 05:22 182.0299 +24.7903 2MASX J12080724+2447251 2019-04-26 05:25 185.1572 +26.1654 IC 3179 2019-04-26 05:29 192.7138 +31.0401 2MASX J12505128+3102236 2019-04-26 05:32 241.3353 +23.4874 2MASX J16052050+2329146 2019-04-26 05:36 186.2935 +25.8798 IC 3302 2019-04-26 05:39 242.8368 +22.4738 2MASX J16112110+2228253 2019-04-26 05:43 241.3670 +24.5229 2MASX J16052806+2431229 2019-04-26 05:46 179.5618 +21.8999 2MASX J11581481+2153594 2019-04-26 05:53 184.5249 +25.7112 2MASX J12180594+2542400 2019-04-26 05:57 178.7066 +22.1030 2MASX J11544958+2206106 2019-04-26 06:00 244.6924 +20.6921 2MASX J16184613+2041328 2019-04-26 06:04 186.4548 +26.7399 IC 3324 2019-04-26 06:07 188.9389 +30.0242 KUG 1233+302 2019-04-26 06:11 182.9716 +23.6437 2MASX J12115318+2338367 2019-04-26 06:14 236.4804 +26.9093 2MASX J15455527+2654333 2019-04-26 06:18 186.9607 +27.3807 2MASX J12275054+2722501 2019-04-26 06:22 187.9328 +26.8002 2MASX J12314393+2648008 2019-04-26 06:28 182.0403 +24.6768 2MASX J12080965+2440361 2019-04-26 06:31 245.7873 +20.0828 2MASX J16230893+2004582 2019-04-26 06:35 241.1113 +23.2575 2MASX J16042675+2315274 2019-04-26 06:38 244.4020 +20.8208 2MFGC 13087 2019-04-26 06:42 247.2044 +18.6858 2MASX J16284905+1841099 2019-04-26 06:45 188.2076 +28.9588 KUG 1230+292 2019-04-26 06:49 235.1367 +28.4220 2MASX J15403284+2825188 2019-04-26 06:53 244.5403 +21.5603 UGC 10321 NED04 2019-04-26 06:56 191.6240 +30.8486 2MASX J12462976+3050546 2019-04-26 07:02 184.7725 +27.2984 IC 3143 2019-04-26 07:06 241.1352 +23.9445 2MASX J16043249+2356393 2019-04-26 07:10 236.0194 +27.3464 2MASX J15440461+2720469 2019-04-26 07:13 182.1232 +25.2656 2MASX J12082949+2515560 2019-04-26 07:17 241.2167 +23.9408 2MASX J16045203+2356273 2019-04-26 07:20 185.7417 +28.4942 IC 3237 2019-04-26 07:24 243.1217 +22.6119 KUG 1610+227B 2019-04-26 07:28 234.3185 +29.9945 2MASX J15371644+2959397 2019-04-26 07:31 241.2392 +23.9076 2MASX J16045743+2354283 2019-04-26 07:37 232.4939 +30.9282 2MASX J15295860+3055425 2019-04-26 07:41 185.4638 +26.3636 IC 3206 2019-04-26 07:45 235.3756 +28.0977 2MASX J15413013+2805513 2019-04-26 07:48 242.5618 +22.2798 2MASX J16101484+2216471 2019-04-26 07:52 245.0006 +19.4868 2MASX J16200013+1929127 2019-04-26 07:55 244.5148 +19.8472 2MASX J16180359+1950499 2019-04-26 07:58 253.7886 -17.9404 2MASX J16550925-1756257 2019-04-26 08:02 183.6096 +24.1821 KUG 1211+244 2019-04-26 08:05 184.6317 +25.9993 2MASX J12183158+2559571 2019-04-26 08:12 244.9722 +18.8760 2MASX J16195329+1852337 2019-04-26 08:16 241.1951 +23.8051 2MASX J16044680+2348183 2019-04-26 08:19 186.7865 +28.9565 2MASX J12270877+2857229 2019-04-26 08:23 245.0050 +18.6073 2MASX J16200111+1836237 2019-04-26 08:27 244.4856 +19.1178 2MASX J16175654+1907039 2019-04-26 08:30 185.2458 +27.2876 2MASX J12205898+2717154 2019-04-26 08:34 183.4763 +25.1692 2MASX J12135424+2510091 2019-04-26 08:37 239.1263 +25.3290 2MASX J15563034+2519448 2019-04-26 08:41 240.9191 +24.9486 2MASX J16034054+2456555 2019-04-26 08:47 251.9904 -20.0771 2MASX J16475772-2004373 2019-04-26 08:51 244.6620 +19.1521 2MASX J16183883+1909079 2019-04-26 08:55 185.1663 +28.1220 2MASX J12203984+2807194 2019-04-26 08:58 242.6162 +23.7723 2MASX J16102788+2346201 2019-04-26 09:02 241.7240 +24.1507 2MASX J16065382+2409027 2019-04-26 09:05 244.5221 +21.5537 UGC 10321 NED01 2019-04-26 09:09 253.0308 -15.9408 2MASX J16520737-1556265 2019-04-26 09:12 245.5712 +18.6024 2MASX J16221705+1836088 2019-04-26 09:16 182.5894 +23.8117 2MASX J12102139+2348420 2019-04-26 09:22 248.6837 +17.1136 2MASX J16344407+1706482 2019-04-26 09:26 236.7935 +27.1077 2MASX J15471040+2706272 2019-04-26 09:29 247.7353 +16.5853 2MASX J16305646+1635074 2019-04-26 09:33 245.0037 +20.5053 2MASX J16200084+2030197 2019-04-26 09:36 241.1232 +24.1090 2MASX J16042959+2406323 2019-04-26 09:40 241.4533 +23.1037 2MASX J16054876+2306129 2019-04-26 09:44 252.6809 -17.3801 2MASX J16504342-1722483 2019-04-26 09:47 183.1095 +23.7284 2MASX J12122629+2343419 2019-04-26 09:51 244.5343 +20.9436 2MASX J16180824+2056369 2019-04-26 09:57 235.7265 +27.5767 2MASX J15425435+2734358 2019-04-26 10:01 242.2285 +24.3562 2MASX J16085484+2421220 2019-04-26 10:04 252.5841 -21.0833 2MASX J16502017-2105001 2019-04-26 10:08 244.0556 +20.4554 2MASX J16161336+2027191 2019-04-26 10:11 241.9449 +23.7905 2MASX J16074677+2347255 2019-04-26 10:15 234.6810 +29.4141 CGCG 166-023 2019-04-26 10:18 249.1245 +13.1593 2MASX J16362986+1309332 2019-04-26 10:22 241.2317 +23.9696 2MASX J16045560+2358113 2019-04-26 10:25 230.5441 +30.9400 2MASX J15221058+3056237 2019-04-26 10:31 240.5220 +25.7878 KUG 1559+259 2019-04-26 10:35 242.8522 +23.6745 2MASX J16112451+2340283 2019-04-26 10:38 245.7546 +20.4355 2MASX J16230105+2026072 2019-04-26 10:41 233.7091 +28.9272 2MASX J15345021+2855384 2019-04-26 10:45 248.9189 +13.1333 2MASX J16354056+1308003 2019-04-26 10:48 254.2265 -18.1893 2MASX J16565436-1811214 2019-04-26 10:52 245.1669 +18.8472 2MASX J16204007+1850497 2019-04-26 10:55 235.3256 +27.9190 2MASX J15411814+2755082 2019-04-26 10:59 238.8562 +25.5697 2MASX J15552546+2534107 2019-04-26 11:05 239.9639 +25.9146 2MASX J15595132+2554523 2019-04-26 11:09 235.4278 +28.0710 2MASX J15414267+2804162 2019-04-26 11:12 248.3433 +17.3044 2MASX J16332237+1718164 2019-04-26 11:15 235.3359 +27.7731 2MASX J15412065+2746242 2019-04-26 11:19 243.5524 +22.7777 2MASX J16141252+2246395 2019-04-26 11:22 239.2183 +24.9500 2MASX J15565239+2456597 2019-04-26 11:26 240.3571 +24.9833 KUG 1559+251 2019-04-26 11:29 241.2147 +23.9374 2MASX J16045152+2356153 2019-04-26 11:32 255.6592 -12.5202 2MASX J17023817-1231128 2019-04-26 11:39 241.8520 +22.5767 2MASX J16072447+2234356 2019-04-26 11:42 242.3100 +23.3823 2MASX J16091442+2322557 2019-04-26 11:46 235.2531 +28.3231 2MASX J15410076+2819224 2019-04-26 11:49 239.1760 +25.4779 2MASX J15564230+2528406