GCN Circular 24615
Subject
LIGO/Virgo S190512at: SVOM/GWAC-F60A observations
Date
2019-05-20T22:38:43Z (6 years ago)
From
Xiang-Gao Wang at GuangXi U <wangxg@gxu.edu.cn>
X.G. Wang (GXU), X.H. Han (NAOC), L.P. Xin (NAOC), J.Y. Wei (NAOC), C. Wu (NAOC), D. Turpin (NAOC), N. LEROY (CNRS/LAL), S. ANTIER (CNRS/APC/CNES), L. Huang (NAOC), Y. Xu (NAOC), H.B. Cai (NAOC), J. Wang (NAOC), X.M. Lu (NAOC), Y.L. Qiu (NAOC), J.S. Deng (NAOC), L. Jia (NAOC), S.C. Zou (NAOC), S.F. Liu (NAOC), Q.C. Feng (NAOC), H.L. Li (NAOC), D.W. Xu (NAOC), Y.J. Xiao (NAOC), W.L. Dong (NAOC), Y.T. Zheng (NAOC), P. P. Zhang (NAOC), R.S. Zhang (NAOC), E.W. Liang (GXU), Z.G. Dai (NJU), X.Y. Wang (NJU), Y.G. Yang (HBNU), J.R. Mao (YNAO), B. Cordier (CEA/AIM), S. Basa (CNRS/LAM), J.L. Atteia (UPS/IRAP),D. Gotz (CEA/AIM), A. Claret (CEA/AIM), C. Lachaud (CNRS/APC), R. Duque (CNRS/IAP), N. Dagoneau (CEA/AIM) S.N. Zhang (IHEP), B.B. Wu (IHEP), report on behalf of the SVOM Ground Follow-up Group:
We observed the LIGO/Virgo trigger S190512at (GCN #24503) with GWAC-F60A. Two 60cm GWAC-F60(A/B) are operated by Guangxi University and NAOC, CAS, at Xinglong Observatory. China. They are equipped with Standard
Johnson filters and 2Kx2K Andor CCD (FOV~18x18 arcmin). GWAC-F60(A/B) are used for galaxy-targeted observations. The galaxies are selected from the GLADE catalog (Version 2.3, Dalya et al. 2018) in the probability skymap of GW event. All these galaxies were observed in clear band.
The first image was taken ~19.7 hours after the event trigger time T0=2019-05-12 18:07:14 UTC. No credible new source was detected in our pipeline. A total number of 43 galaxies were observed. The coordinates (J2000) of galaxies, the observation time, the limit magnitude (3sigma) and telescopes are listed below:
No. RA DEC Start-obs(UTC) Limit (R) Telescope
1 14:36:42.001 +09:55:45.26 2019-05-13T12:48:33.079 19.59 F60A
2 14:38:47.519 +10:07:17.04 2019-05-13T13:59:47.864 18.46 F60A
3 15:06:45.119 -01:13:54.23 2019-05-13T12:58:55.753 19.10 F60A
4 14:44:29.281 +04:44:40.85 2019-05-13T12:37:01.477 19.24 F60A
5 15:11:41.039 -03:53:54.74 2019-05-13T15:18:18.559 19.27 F60A
6 14:41:26.880 +09:15:27.54 2019-05-13T19:34:49.642 18.24 F60A
7 14:33:06.001 +09:40:09.84 2019-05-13T12:42:46.387 19.24 F60A
8 14:52:11.521 +02:18:38.34 2019-05-13T17:38:24.972 19.25 F60A
9 14:47:03.599 +05:35:25.04 2019-05-13T14:06:27.778 19.76 F60A
10 14:41:04.081 +07:42:45.22 2019-05-13T15:52:57.033 19.37 F60A
11 14:34:30.241 +10:52:33.96 2019-05-13T16:22:25.302 19.01 F60A
12 14:59:57.599 -01:27:03.74 2019-05-13T14:41:19.946 19.76 F60A
13 15:09:39.121 -03:10:39.29 2019-05-13T13:04:32.492 18.76 F60A
14 15:17:08.401 -07:34:10.88 2019-05-13T16:27:42.187 18.91 F60A
15 15:10:43.680 -04:56:05.24 2019-05-13T18:20:32.299 19.40 F60A
16 15:05:41.039 -04:53:12.30 2019-05-13T14:23:45.297 19.54 F60A
17 15:07:06.960 -04:31:52.07 2019-05-13T14:12:11.179 19.36 F60A
18 14:59:18.960 +00:44:08.88 2019-05-13T15:30:56.668 19.28 F60A
19 14:41:17.279 +07:47:49.56 2019-05-13T19:12:41.070 19.03 F60A
20 14:43:29.521 +07:54:22.00 2019-05-13T18:29:10.610 19.43 F60A
21 14:36:18.479 +10:36:02.16 2019-05-13T14:35:29.636 19.70 F60A
22 14:45:29.761 +07:48:44.10 2019-05-13T18:43:34.454 19.87 F60A
23 15:05:42.961 -03:49:32.30 2019-05-13T18:07:18.669 19.34 F60A
24 15:20:03.599 -07:42:09.43 2019-05-13T14:29:34.082 19.04 F60A
25 15:24:07.920 -08:08:10.64 2019-05-13T14:17:57.171 19.00 F60A
26 15:29:28.799 -11:21:48.96 2019-05-13T15:24:50.133 19.28 F60A
27 14:38:47.519 +10:07:17.04 2019-05-13T13:59:47.864 18.46 F60A
28 15:11:41.039 -03:53:54.74 2019-05-13T15:18:18.559 19.27 F60A
29 14:41:26.880 +09:15:27.54 2019-05-13T19:34:49.642 18.24 F60A
30 14:52:11.521 +02:18:38.34 2019-05-13T17:38:24.972 19.25 F60A
31 14:47:03.599 +05:35:25.04 2019-05-13T14:06:27.778 19.76 F60A
32 14:41:04.081 +07:42:45.22 2019-05-13T15:52:57.033 19.37 F60A
33 14:34:30.241 +10:52:33.96 2019-05-13T16:22:25.302 19.01 F60A
34 14:59:57.599 -01:27:03.74 2019-05-13T14:41:19.946 19.76 F60A
35 15:17:08.401 -07:34:10.88 2019-05-13T16:27:42.187 18.91 F60A
36 15:10:43.680 -04:56:05.24 2019-05-13T18:20:32.299 19.40 F60A
37 15:05:41.039 -04:53:12.30 2019-05-13T14:23:45.297 19.54 F60A
38 15:07:06.960 -04:31:52.07 2019-05-13T14:12:11.179 19.36 F60A
39 14:59:18.960 +00:44:08.88 2019-05-13T15:30:56.668 19.28 F60A
40 14:41:17.279 +07:47:49.56 2019-05-13T19:12:41.070 19.03 F60A
41 14:43:29.521 +07:54:22.00 2019-05-13T18:29:10.610 19.43 F60A
42 14:36:18.479 +10:36:02.16 2019-05-13T14:35:29.636 19.70 F60A
43 14:45:29.761 +07:48:44.10 2019-05-13T18:43:34.454 19.87 F60A
This circular is citable.