Swift Trigger: 711914;

Presumed name: GRB 160912A

BAT	20^h 06^m 04.32^s, +57° 32′ 34.8″
position:	(301.518, 57.543 ± 180″)
XRT	20^h 05^m 59.57^s, +57° 33′ 55.1″
position:	(301.4982, 57.5653 ± 2.0″)
UVOT	No position available.
Galactic N_HI:	1.45×10⁰ cm^-2
Galactic E(B-V):	0.218 mag

Best RA:	20^h 05^m 59.57^s	= 301.4982 d
Best Dec:	+57° 33′ 55.1″	= 57.5653 d

Gal Lat:	13.43
Gal Long:	91.43

Sun angle:	106.91°, -8.7 hr East of Sun

¹Sper #7 auto processing.

Galaxies within 3.33 of XRT position

	RA*	Dec*		Catalogue
6.3	301.5013	57.5658	B1=19.8, B2=19.6, I=17.8, R1=18.1, R2=18.2	USNO-B1
22.7	301.4890	57.5614	B2=21.3, R1=19.4, R2=19.7	USNO-B1
25.4	301.5082	57.5699	B2=20.0, R1=19.2	USNO-B1
31.6	301.5090	57.5719	B2=21.0, R1=19.7	USNO-B1
43.0	301.4790	57.5592	B1=20.8, B2=20.1, R1=18.6, R2=18.1	USNO-B1
49.0	301.4731	57.5674	B1=19.6, B2=19.2, I=17.0, R1=17.3, R2=17.6	USNO-B1
49.1	301.5049	57.5785	B1=20.7, B2=20.9, I=17.6, R1=18.9, R2=19.1	USNO-B1
50.7	301.4843	57.5773	B1=20.6, B2=20.8, I=18.4, R1=19.8, R2=19.8	USNO-B1
53.8	301.4918	57.5798	B2=21.0, I=18.2, R2=19.5	USNO-B1
55.4	301.5254	57.5703	B=20.2, R=19.1	APM-N
58.2	301.4921	57.5811	B2=20.9, I=18.3, R2=19.5	USNO-B1
58.3	301.4912	57.5495	B2=20.6, I=18.3, R1=19.5, R2=19.9	USNO-B1
59.3	301.4710	57.5729	B1=16.6, B2=16.9, I=15.1, R1=15.2, R2=15.7	USNO-B1
63.1	301.5153	57.5803	B1=15.9, B2=16.0, I=14.1, R1=14.0, R2=14.7	USNO-B1
64.0	301.5137	57.5496	B2=21.4, R2=20.3	USNO-B1
67.9	301.5159	57.5490	B1=19.8, B2=21.5, R2=20.2	USNO-B1
69.0	301.4829	57.5480	B1=19.5, B2=21.4, R1=18.0	USNO-B1
69.2	301.5008	57.5845	B2=21.7, R2=20.3	USNO-B1
69.5	301.5198	57.5498	B1=13.6, B2=13.8, I=11.3, R1=12.2, R2=13.3	USNO-B1
71.3	301.5158	57.5827	B1=20.1, I=18.2, R2=19.7	USNO-B1
71.3	301.4978	57.5455	B1=18.4, B2=18.5, I=16.9, R1=17.2, R2=17.5	USNO-B1
72.7	301.4843	57.5841	B2=17.4, I=18.2	USNO-B1
75.4	301.5372	57.5645	B1=16.5, B2=16.5, I=14.9, R1=14.9, R2=15.6	USNO-B1
77.8	301.4583	57.5683	B1=19.9, B2=19.7, I=17.3, R1=18.0, R2=18.0	USNO-B1
80.8	301.4564	57.5659	B1=21.0, I=18.3	USNO-B1
82.3	301.4903	57.5878	B1=20.5, B2=20.9, R1=19.3, R2=20.3	USNO-B1
82.4	301.4905	57.5878	B=21.5, R=20.0	APM-N
82.8	301.4986	57.5883	B2=21.4, I=18.4, R2=20.2	USNO-B1
86.8	301.4545	57.5710	I=18.4, R1=18.8	USNO-B1
89.3	301.4534	57.5714	B=22.1, R=20.0	APM-N
94.4	301.5210	57.5885	B1=17.9, B2=18.0, I=16.8, R1=17.0, R2=17.3	USNO-B1
94.9	301.5232	57.5426	B2=21.4, I=18.1, R1=19.8, R2=19.8	USNO-B1
96.0	301.5016	57.5919	B2=19.2, I=16.1, R2=17.7	USNO-B1
96.0	301.5229	57.5422	B2=21.5, I=17.4	USNO-B1
97.2	301.4587	57.5486	B2=21.1, I=18.3, R1=19.2, R2=19.2	USNO-B1
98.8	301.5415	57.5799	I=17.8, R1=20.2	USNO-B1
98.9	301.4504	57.5554	I=18.3, R2=20.4	USNO-B1
99.3	301.5002	57.5929	B1=15.2, B2=15.1, I=11.5, R1=12.8, R2=13.6	USNO-B1
101.8	301.4781	57.5914	B2=21.2, I=18.3	USNO-B1
103.5	301.5479	57.5761	B1=20.1, R1=19.2	USNO-B1
104.6	301.4779	57.5923	B2=21.1, I=18.4, R2=19.1	USNO-B1
106.0	301.4433	57.5656	B2=21.5, I=18.2, R2=20.5	USNO-B1
106.2	301.5524	57.5602	B1=20.7, B2=20.8, I=17.7, R1=18.9, R2=19.2	USNO-B1
107.1	301.5098	57.5944	B1=19.5, B2=19.5, I=17.5, R1=18.4, R2=18.4	USNO-B1
107.7	301.4461	57.5760	B=21.1, R=19.1	APM-N
107.8	301.4461	57.5760	B1=20.5, B2=20.2, I=17.6, R1=18.7, R2=19.0	USNO-B1
109.5	301.5502	57.5532	B1=19.2, B2=18.1, I=15.9, R1=17.6, R2=16.9	USNO-B1
110.2	301.5504	57.5529	B=18.9, R=17.2	APM-N
110.6	301.4932	57.5347	B1=18.5, B2=18.8, I=17.4, R1=17.6, R2=18.0	USNO-B1
110.6	301.4804	57.5361	I=18.3, R1=18.9, R2=20.2	USNO-B1
111.1	301.5506	57.5525	B1=19.8, B2=18.8, I=17.3, R1=18.2, R2=17.4	USNO-B1
111.6	301.4643	57.5402	B1=19.6, I=18.3, R2=19.4	USNO-B1
111.9	301.5508	57.5523	B1=19.6, B2=19.2, I=17.5	USNO-B1
112.8	301.5481	57.5816	B1=18.6, B2=18.6, I=16.4, R1=17.5, R2=17.8	USNO-B1
113.7	301.4655	57.5390	B2=20.9, I=18.5, R2=19.2	USNO-B1
114.4	301.4731	57.5941	B2=21.6, I=18.1, R2=20.5	USNO-B1
115.2	301.4905	57.5336	R1=17.9, R2=20.1	USNO-B1
116.6	301.5403	57.5885	B2=20.1, R1=19.4, R2=19.7	USNO-B1
116.8	301.4894	57.5332	B1=21.0, B2=21.4, I=18.3, R1=17.9, R2=20.0	USNO-B1
117.6	301.4418	57.5529	B1=19.5, B2=19.8, I=18.0, R1=18.2, R2=18.5	USNO-B1
117.7	301.4418	57.5529	B=20.1, R=19.3	APM-N
118.7	301.5124	57.5332	B=22.1, R=19.8	APM-N
118.8	301.5176	57.5966	I=18.3, R2=20.4	USNO-B1
121.2	301.4375	57.5568	B2=20.8, I=18.2	USNO-B1
121.7	301.4354	57.5677	B1=17.7, B2=17.8, I=16.2, R1=16.6, R2=16.9	USNO-B1
123.1	301.5515	57.5840	B2=17.8, R1=19.8, R2=16.9	USNO-B1
124.0	301.4776	57.5979	B2=20.6, R2=19.4	USNO-B1
124.8	301.5625	57.5690	I=18.2, R1=19.6, R2=19.6	USNO-B1
126.2	301.4736	57.5978	B2=19.4, I=16.4, R2=17.8	USNO-B1
126.9	301.4430	57.5844	B1=20.1, B2=20.5, I=16.7	USNO-B1
127.7	301.5640	57.5687	R1=19.7, R2=20.6	USNO-B1
128.4	301.4429	57.5851	B=18.6, R=17.6	APM-N
128.5	301.4318	57.5629	I=18.2, R2=20.5	USNO-B1
129.3	301.5362	57.5949	B2=18.2, I=16.9, R2=17.2	USNO-B1
130.0	301.5149	57.6003	B1=17.7, B2=17.5, I=15.8, R1=16.2, R2=16.5	USNO-B1
130.9	301.5436	57.5383	B=22.2, R=18.8	APM-N
131.1	301.5556	57.5459	B2=18.1, I=16.0, R2=17.0	USNO-B1
131.5	301.5317	57.5971	B2=18.2, I=17.1, R2=16.8	USNO-B1
131.7	301.5058	57.5289	B2=21.6, R2=20.5	USNO-B1
131.7	301.5002	57.6019	B=21.5, R=19.5	APM-N
131.9	301.5376	57.5952	B1=18.0, B2=17.6, I=16.3, R1=17.3, R2=16.9	USNO-B1
132.8	301.4463	57.5411	B1=20.9, B2=20.9, I=18.1, R1=19.5, R2=19.4	USNO-B1
132.8	301.4485	57.5398	B2=20.9, I=17.9, R2=20.3	USNO-B1
132.9	301.4467	57.5408	B2=20.7, I=18.4, R2=19.6	USNO-B1
133.6	301.5340	57.5970	B2=17.9, I=17.9, R2=17.3	USNO-B1
133.7	301.4481	57.5397	I=17.9, R2=20.2	USNO-B1
134.8	301.4510	57.5377	B=17.0, R=16.0	APM-N
135.0	301.4506	57.5378	B1=17.4, B2=17.4, I=15.4, R1=16.6, R2=16.2	USNO-B1
136.7	301.4321	57.5789	B1=19.6, B2=19.6, I=17.7, R1=18.5, R2=18.8	USNO-B1
136.7	301.4277	57.5617	B=21.9, R=20.0	APM-N
137.9	301.4271	57.5618	B1=20.9, B2=21.1, I=18.4, R1=19.4, R2=19.5	USNO-B1
138.8	301.5277	57.5301	B=18.8, R=17.4	APM-N
138.8	301.5278	57.5301	B1=18.4, B2=18.3, I=16.8, R1=17.0, R2=17.1	USNO-B1
140.0	301.5687	57.5745	R1=19.4, R2=19.7	USNO-B1
141.0	301.5592	57.5437	B1=20.6, B2=20.7, R2=19.5	USNO-B1
141.4	301.5519	57.5920	B1=17.1, B2=17.1, I=14.9, R1=15.2, R2=15.7	USNO-B1
141.5	301.4286	57.5530	B1=20.5, B2=21.2	USNO-B1
142.2	301.5165	57.5270	B1=20.6, I=16.8, R2=15.8	USNO-B1
142.2	301.5619	57.5852	I=18.3, R2=20.4	USNO-B1
146.2	301.5150	57.6049	B2=21.4, R2=19.5	USNO-B1
147.3	301.5710	57.5776	B1=19.7, B2=20.2, R2=19.3	USNO-B1
147.6	301.5355	57.5295	B2=21.4, R1=19.4, R2=20.3	USNO-B1
148.6	301.4322	57.5866	B2=14.7, R2=19.9	USNO-B1
149.7	301.4343	57.5889	R1=20.0, R2=19.3	USNO-B1
151.3	301.5758	57.5596	B2=21.5, R1=19.4, R2=20.3	USNO-B1
151.4	301.5735	57.5772	B=17.7, R=16.5	APM-N
151.6	301.4465	57.5970	B2=21.1, R2=19.9	USNO-B1
151.7	301.4306	57.5868	I=18.0, R2=19.3	USNO-B1
152.7	301.4459	57.5971	B2=20.5, R2=19.1	USNO-B1
152.7	301.5740	57.5532	B2=21.9, R2=20.2	USNO-B1
153.7	301.5762	57.5567	B1=20.3, B2=20.9, I=18.2, R2=19.7	USNO-B1
154.2	301.5172	57.6069	B2=20.8, I=18.3, R2=19.7	USNO-B1
155.3	301.4807	57.6074	B2=21.1, R2=19.7	USNO-B1
156.7	301.5247	57.6064	B1=20.1, B2=20.1, I=17.7, R2=18.6	USNO-B1
157.1	301.4369	57.5940	B1=19.4, B2=19.4, I=17.9, R1=18.4, R2=18.3	USNO-B1
157.2	301.4349	57.5379	B2=21.5, R2=19.7	USNO-B1
158.2	301.5615	57.5932	B1=19.2, B2=19.2, I=17.5, R1=18.3, R2=17.8	USNO-B1
158.2	301.4788	57.6080	B1=20.9, B2=21.3, I=17.8, R2=19.4	USNO-B1
159.1	301.4412	57.5334	B1=19.7, B2=19.2, I=17.3, R1=18.2, R2=18.1	USNO-B1
161.2	301.4442	57.5994	B2=21.5, R2=20.4	USNO-B1
161.3	301.4681	57.6071	B=17.9, R=16.0	APM-N
161.4	301.5807	57.5727	B1=21.0, B2=21.5, I=18.3	USNO-B1
161.5	301.4681	57.6071	B1=17.9, I=16.0, R2=16.6	USNO-B1
162.3	301.5701	57.5886	B1=21.0, I=18.4, R2=20.5	USNO-B1
162.7	301.5673	57.5395	B2=21.3, R2=20.7	USNO-B1
163.3	301.4709	57.6082	B2=20.6, I=17.5, R2=18.2	USNO-B1
163.7	301.5680	57.5395	B2=21.0, R2=19.9	USNO-B1
167.3	301.4215	57.5437	B1=20.8, B2=21.7, R2=19.7	USNO-B1
168.0	301.5184	57.6107	B2=21.5, R2=19.0	USNO-B1
168.1	301.4452	57.5283	R1=19.2, R2=19.0	USNO-B1
169.7	301.5697	57.5927	B2=21.0, I=18.2	USNO-B1
169.8	301.5446	57.6053		NED
170.3	301.5307	57.5213	I=17.0, R1=20.0, R2=20.2	USNO-B1
171.9	301.4946	57.5176	B=21.5, R=19.4	APM-N
173.6	301.4933	57.5171	I=18.1, R1=19.3	USNO-B1
173.8	301.5815	57.5471	B2=21.3, I=18.2, R1=19.5, R2=19.2	USNO-B1
173.9	301.5108	57.6131	B1=19.9, B2=20.1, I=18.3, R1=19.2, R2=19.4	USNO-B1
174.0	301.5852	57.5779	R1=19.6, R2=20.3	USNO-B1
175.1	301.5118	57.6134	B2=20.3, I=18.6, R2=19.8	USNO-B1
176.3	301.4253	57.5948	B1=19.7, B2=20.0, I=18.1, R1=19.0, R2=18.6	USNO-B1
177.0	301.4636	57.6108	B2=20.7, R2=18.8	USNO-B1
178.0	301.4886	57.5161	B2=21.5, I=18.2	USNO-B1
179.0	301.4289	57.5983	B=22.2, R=19.4	APM-N
179.0	301.4078	57.5544	B1=20.7, B2=20.7, I=18.2, R1=19.6, R2=19.7	USNO-B1
179.2	301.5501	57.5241	B2=21.6, I=17.1, R2=20.2	USNO-B1
179.5	301.5905	57.5594	B=19.6, R=18.4	APM-N
180.2	301.4978	57.6153	B1=17.1, B2=17.3, I=15.8, R1=15.8, R2=16.4	USNO-B1
180.2	301.5910	57.5602	I=18.4, R2=20.0	USNO-B1
180.4	301.4624	57.6116	B=19.4, R=17.9	APM-N
180.5	301.4212	57.5369	B2=21.1, R2=19.6	USNO-B1
181.2	301.4209	57.5368	B2=21.4, R2=20.3	USNO-B1
181.6	301.4400	57.6050	B2=21.4, I=18.5, R1=19.8, R2=20.2	USNO-B1
182.4	301.4733	57.6142	B2=21.3, R1=19.5, R2=20.3	USNO-B1
182.6	301.4220	57.5953	B1=17.8, B2=17.6, I=16.0, R1=16.1, R2=16.5	USNO-B1
183.4	301.4489	57.5218	B1=17.9, B2=17.8, I=15.0, R1=15.4, R2=16.0	USNO-B1
184.6	301.5727	57.5975	B1=20.0, B2=20.4, I=18.1, R1=19.7, R2=19.3	USNO-B1
184.9	301.5726	57.5977	B2=20.3, I=18.2, R2=19.6	USNO-B1
188.4	301.4238	57.5992	B1=17.6, B2=18.0, I=16.8, R1=16.8, R2=17.2	USNO-B1
189.0	301.4237	57.5994	B2=17.4, R2=16.8	USNO-B1
189.0	301.4013	57.5729	B2=21.6, R1=19.4, R2=20.2	USNO-B1
189.7	301.5947	57.5753	B2=21.6, I=18.2, R2=20.1	USNO-B1
190.0	301.4647	57.6149	B2=21.1, I=17.9, R1=19.2, R2=19.5	USNO-B1
190.7	301.5091	57.5127	B=20.8, R=19.8	APM-N
190.8	301.5878	57.5877	B1=20.5, B2=21.1, R2=20.2	USNO-B1
190.9	301.5884	57.5870	B2=21.6, R2=19.6	USNO-B1
191.0	301.5529	57.6094		NED
191.3	301.4090	57.5421	B1=20.7, R2=20.3	USNO-B1
192.2	301.4303	57.5263	B2=21.7, I=18.0, R1=19.5, R2=20.0	USNO-B1
192.4	301.5914	57.5465	I=17.8, R1=19.4	USNO-B1
192.8	301.5874	57.5894	I=18.1, R2=20.2	USNO-B1
192.9	301.5968	57.5739	B2=21.5, R1=19.7, R2=19.6	USNO-B1
193.3	301.4267	57.5278	I=18.3, R2=20.5	USNO-B1
194.0	301.5879	57.5897	I=18.6, R2=20.0	USNO-B1
194.0	301.5502	57.6114	B1=18.8, B2=18.6, I=17.2, R1=17.6, R2=17.7	USNO-B1
195.6	301.4375	57.6088	B1=17.8, B2=17.8, I=15.9, R1=16.2, R2=16.6	USNO-B1
196.1	301.5929	57.5457	B1=17.1, B2=17.2, I=15.7, R1=16.1, R2=16.4	USNO-B1
196.1	301.4049	57.5869	B2=21.0, I=17.7, R1=19.2, R2=18.8	USNO-B1
196.4	301.3965	57.5672	B1=15.8, B2=16.1, I=14.8, R1=14.6, R2=15.2	USNO-B1
196.5	301.4521	57.5167	B=20.6, R=18.8	APM-N

Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.

* RA/Dec in equinox J2000

Magnitudes depend on the catalogue. e.g. For Sloan, R is the Sloan r mag, not the Johnson R from APM, for example