Swift Trigger: 761622;

Presumed name: GRB 170711A

BAT	03^h 03^m 08.64^s, +47° 51′ 00.0″
position:	(45.786, 47.850 ± 180″)
XRT	03^h 03^m 12.41^s, +47° 50′ 55.7″
position:	(45.8017, 47.8488 ± 2.1″)
UVOT	No position available.
Galactic N_HI:	2.00×10⁰ cm^-2
Galactic E(B-V):	0.306 mag

Best RA:	03^h 03^m 12.41^s	= 45.8017 d
Best Dec:	+47° 50′ 55.7″	= 47.8488 d

Gal Lat:	-9.39
Gal Long:	144.64

Sun angle:	57.51°, 4.4 hr West

¹Sper #6 auto processing.

Galaxies within 3.33 of XRT position

	RA*	Dec*		Catalogue
15.8	45.8074	47.8510	I=18.7, R2=20.0	USNO-B1
25.3	45.7921	47.8461	I=18.6, R2=20.1	USNO-B1
27.4	45.8130	47.8498	B1=19.8, B2=20.2, I=18.1, R1=18.5, R2=18.8	USNO-B1
31.1	45.7929	47.8425		NED
31.4	45.7928	47.8424	B1=16.6, B2=17.0, I=15.0, R1=15.6, R2=16.1	USNO-B1
39.2	45.8083	47.8389		NED
51.9	45.7879	47.8598	B2=19.9, R1=19.2, R2=20.0	USNO-B1
56.3	45.7796	47.8439		NED
56.5	45.7960	47.8640	I=18.6, R2=19.1	USNO-B1
65.2	45.7754	47.8528		NED
65.3	45.8246	47.8392	B2=20.9, R2=19.6	USNO-B1
68.2	45.8233	47.8610	B1=14.3, B2=14.2, I=10.9, R1=11.9, R2=12.1	USNO-B1
68.6	45.8275	47.8568	B2=20.2, R2=19.9	USNO-B1
69.7	45.8145	47.8314	B1=18.9, B2=18.9, I=17.4, R1=17.9, R2=18.0	USNO-B1
70.4	45.7728	47.8464	B1=19.8, B2=20.5, I=18.3, R1=19.1, R2=18.8	USNO-B1
73.0	45.7716	47.8470	B1=18.9, B2=18.8, I=17.6, R1=17.6, R2=18.2	USNO-B1
75.3	45.8239	47.8635	B2=20.5, I=17.5, R1=18.9, R2=17.8	USNO-B1
76.1	45.8241	47.8637	B2=18.7, I=16.1, R2=16.3	USNO-B1
77.0	45.7895	47.8686	B2=20.9, R2=19.1	USNO-B1
78.1	45.8234	47.8327	B1=20.1, B2=21.0, I=18.3, R1=19.2, R2=19.9	USNO-B1
78.6	45.7907	47.8282	B1=18.3, B2=18.5, I=16.9, R1=17.6, R2=17.9	USNO-B1
78.8	45.7706	47.8553	I=18.7, R2=20.2	USNO-B1
79.3	45.7770	47.8633	B1=19.6, B2=20.8, R2=19.6	USNO-B1
80.1	45.7892	47.8694	B1=20.0, B2=20.4, R2=19.7	USNO-B1
82.0	45.7717	47.8381		NED
82.0	45.7733	47.8364	B2=19.4, I=18.4, R2=19.3	USNO-B1
82.4	45.7742	47.8353	B1=19.6, B2=19.5, I=18.1, R1=18.9, R2=18.4	USNO-B1
83.1	45.7675	47.8461	B2=20.3, I=18.3, R2=19.1	USNO-B1
85.7	45.7927	47.8258	B1=20.0, B2=19.9, R2=20.0	USNO-B1
85.9	45.7971	47.8725	B1=19.9, B2=20.8, R2=19.6	USNO-B1
86.8	45.8371	47.8519		NED
87.6	45.7660	47.8445	B1=16.2, B2=16.4, I=13.4, R1=14.3, R2=14.7	USNO-B1
87.9	45.8087	47.8728	B1=19.5, B2=19.7, I=17.9, R1=18.3, R2=18.6	USNO-B1
88.7	45.8380	47.8525	B1=13.5, B2=13.7, I=11.6, R1=12.4, R2=12.8	USNO-B1
91.1	45.7893	47.8727	B2=19.5, R2=19.6	USNO-B1
91.8	45.7665	47.8584	B1=19.9, B2=21.0, I=17.8, R2=19.0	USNO-B1
92.3	45.8395	47.8526	B2=20.7, I=11.8	USNO-B1
93.7	45.7891	47.8734	B2=20.5, R2=19.9	USNO-B1
94.4	45.8303	47.8310	B1=19.0, B2=19.0, I=16.3, R1=16.9, R2=17.3	USNO-B1
95.0	45.7884	47.8240	B1=19.9, B2=21.0, I=18.6, R2=19.8	USNO-B1
95.2	45.8148	47.8737	B1=17.0, B2=17.2, I=15.5, R1=15.8, R2=16.4	USNO-B1
97.3	45.7804	47.8717	I=18.3, R2=20.0	USNO-B1
97.6	45.8411	47.8428	B2=20.4, R2=20.0	USNO-B1
97.8	45.7617	47.8447	B2=21.0, I=17.9, R2=19.9	USNO-B1
98.2	45.7893	47.8748	B2=20.1, R2=16.1	USNO-B1
98.5	45.7970	47.8760	B1=15.0, B2=14.6, I=13.0, R1=13.1, R2=14.3	USNO-B1
100.3	45.7609	47.8542	B1=20.1, I=18.3, R2=19.1	USNO-B1
100.8	45.7891	47.8755	B2=19.7, I=16.3, R2=15.1	USNO-B1
101.4	45.7901	47.8759	B1=18.0, I=16.1, R2=16.9	USNO-B1
102.1	45.8392	47.8356		NED
102.2	45.7906	47.8762	I=15.9, R1=16.3, R2=15.5	USNO-B1
102.6	45.7602	47.8547	I=18.8, R1=19.2, R2=20.0	USNO-B1
106.9	45.8090	47.8195	B2=19.4, I=18.4, R1=19.2, R2=19.1	USNO-B1
110.1	45.8413	47.8639	B1=19.9, B2=20.2, I=18.8, R2=19.7	USNO-B1
110.1	45.8468	47.8533	B2=20.5, I=17.3, R1=18.3, R2=18.9	USNO-B1
114.2	45.8431	47.8641	I=18.9, R2=20.1	USNO-B1
115.9	45.8465	47.8604	B1=19.6, B2=20.0, I=18.0, R1=19.0, R2=19.0	USNO-B1
117.7	45.8192	47.8183	B2=19.4, I=17.9, R1=19.1, R2=18.3	USNO-B1
117.7	45.7661	47.8711	B1=16.7, B2=16.9, I=14.1, R1=14.9, R2=15.4	USNO-B1
118.4	45.7687	47.8733		NED
118.5	45.8008	47.8817	B1=19.7, B2=17.1, R2=17.3	USNO-B1
118.6	45.8002	47.8817	I=18.1, R2=16.7	USNO-B1
118.9	45.8044	47.8818	B2=20.4, I=18.3, R2=18.3	USNO-B1
119.5	45.8067	47.8818	B2=20.1, R2=19.8	USNO-B1
119.7	45.7976	47.8819	I=17.7, R2=17.1	USNO-B1
119.9	45.8095	47.8817	B2=20.1, R2=19.9	USNO-B1
119.9	45.8035	47.8821	B2=20.2, I=18.1, R2=19.4	USNO-B1
120.5	45.7991	47.8822	I=18.6, R1=17.7, R2=18.6	USNO-B1
120.7	45.7960	47.8821	B1=16.0, I=17.8	USNO-B1
121.0	45.8517	47.8475		NED
121.6	45.7543	47.8601	B1=17.4, B2=17.8, I=16.4, R1=16.8, R2=17.0	USNO-B1
122.3	45.8071	47.8150	B1=19.0, B2=19.3, I=16.4, R1=17.2, R2=17.4	USNO-B1
122.9	45.7694	47.8752	I=18.7, R2=20.0	USNO-B1
123.1	45.8525	47.8510	B2=16.4, R2=18.8	USNO-B1
123.1	45.8200	47.8806		NED
123.6	45.7892	47.8822		NED
124.2	45.8531	47.8476	B2=19.8, R2=12.8	USNO-B1
124.5	45.7668	47.8743	B2=20.2, I=16.5, R1=17.9, R2=18.3	USNO-B1
125.4	45.8017	47.8139		NED
125.9	45.8538	47.8507	B2=16.2, I=14.7, R2=15.2	USNO-B1
127.7	45.7835	47.8821	I=16.3, R1=17.4	USNO-B1
128.8	45.7527	47.8628	I=18.6, R2=19.1	USNO-B1
130.6	45.7807	47.8822	B1=18.0, I=17.8	USNO-B1
130.8	45.7935	47.8847	I=15.6, R2=16.1	USNO-B1
130.9	45.8284	47.8804	B2=20.4, I=18.1, R2=19.1	USNO-B1
131.3	45.7801	47.8823	I=17.8, R1=18.6	USNO-B1
131.8	45.7795	47.8823	B1=18.9, B2=19.5, R2=14.3	USNO-B1
132.2	45.8559	47.8537	B2=20.9, I=18.9	USNO-B1
135.2	45.8345	47.8792	B1=16.9, B2=17.2, I=15.5, R1=16.0, R2=16.4	USNO-B1
135.2	45.7596	47.8736	B2=20.3, I=18.5, R1=18.9, R2=19.2	USNO-B1
135.3	45.7590	47.8732	B2=20.5, I=18.3, R2=19.0	USNO-B1
135.5	45.8076	47.8114	I=18.3, R2=19.1	USNO-B1
136.8	45.7540	47.8283	B1=18.7, B2=19.1, I=17.2, R1=17.6, R2=18.2	USNO-B1
137.8	45.8402	47.8770	B1=20.1, I=18.4	USNO-B1
137.8	45.7798	47.8135	B1=19.8, B2=20.4, I=18.1, R1=18.9, R2=18.5	USNO-B1
138.0	45.8258	47.8836		NED
138.6	45.8405	47.8772	B2=21.0, I=18.2, R1=19.2, R2=19.4	USNO-B1
139.5	45.8479	47.8720	B1=20.1, B2=19.8, I=18.6, R2=19.3	USNO-B1
140.0	45.7720	47.8822	B1=20.1, B2=20.9, R2=19.1	USNO-B1
140.7	45.7717	47.8823	B1=19.9, B2=20.1, R2=19.4	USNO-B1
141.0	45.7449	47.8399	I=18.7, R2=19.9	USNO-B1
141.1	45.7710	47.8822	B2=20.2, R2=19.1	USNO-B1
141.2	45.8318	47.8824	B1=18.5, I=14.5	USNO-B1
141.8	45.8321	47.8825		NED
141.9	45.8319	47.8826	h=13.8, j=14.7, k=13.2	2MASS
142.0	45.8317	47.8828		NED
142.9	45.7579	47.8755	B2=20.9, R2=19.1	USNO-B1
143.1	45.8487	47.8729	B1=16.7, B2=16.6, I=14.9, R1=15.4, R2=15.8	USNO-B1
143.5	45.7448	47.8374	I=15.6, R1=19.2, R2=19.1	USNO-B1
144.4	45.7687	47.8823	B2=20.3, R2=19.8	USNO-B1
144.7	45.7690	47.8825	B2=20.1, I=18.7, R1=19.2, R2=18.9	USNO-B1
145.1	45.7837	47.8873	B1=17.7, B2=17.0, I=16.4, R2=15.8	USNO-B1
145.1	45.8103	47.8089	B2=20.4, I=18.3, R1=19.1, R2=19.3	USNO-B1
145.2	45.7586	47.8207	B1=17.2, B2=17.9, I=15.8, R1=16.3, R2=16.9	USNO-B1
146.2	45.8320	47.8839	I=18.1, R1=18.5	USNO-B1
147.2	45.8138	47.8889	B2=21.1, I=18.5, R1=19.1, R2=18.9	USNO-B1
147.7	45.8144	47.8889	I=18.5, R2=19.1	USNO-B1
149.0	45.8595	47.8344	B1=17.1, B2=17.2, I=15.4, R1=15.9, R2=16.4	USNO-B1
150.1	45.7592	47.8792		NED
150.3	45.7886	47.8896	B2=20.1, R2=18.6	USNO-B1
150.9	45.8518	47.8739	B2=20.7, R2=18.8	USNO-B1
151.1	45.7893	47.8899	B1=19.1, B2=19.5, R1=18.9, R2=18.7	USNO-B1
151.3	45.8639	47.8437	B1=19.2, B2=19.4, I=17.1, R1=17.9, R2=18.1	USNO-B1
152.2	45.8410	47.8818	B1=20.0, I=18.7, R2=20.0	USNO-B1
153.2	45.7886	47.8905	I=17.9, R2=19.3	USNO-B1
153.3	45.7989	47.8063	B1=20.1, B2=20.8, I=18.8, R2=20.0	USNO-B1
154.1	45.8533	47.8239		NED
154.6	45.8479	47.8785	B2=20.4, I=18.3, R1=19.1, R2=19.5	USNO-B1
154.7	45.8513	47.8760	B1=15.0, B2=15.1, I=12.9, R1=13.7, R2=13.9	USNO-B1
154.8	45.8508	47.8764		NED
156.8	45.7581	47.8166	B1=20.0, B2=21.0, R2=19.9	USNO-B1
156.9	45.8666	47.8511	I=18.8, R2=20.0	USNO-B1
157.1	45.7887	47.8916	B2=20.2, I=18.3, R2=19.7	USNO-B1
157.5	45.8267	47.8892	B2=20.2, I=18.4, R2=19.9	USNO-B1
157.7	45.7860	47.8913	B1=17.3, B2=15.9, I=16.1, R1=16.7, R2=16.5	USNO-B1
158.5	45.7898	47.8921	B2=20.2, R2=19.5	USNO-B1
159.6	45.8317	47.8093	B1=17.9, B2=18.2, I=16.0, R1=16.4, R2=17.1	USNO-B1
160.0	45.7356	47.8514	B1=18.1, B2=18.2, I=16.4, R1=16.9, R2=17.1	USNO-B1
160.8	45.7355	47.8444	B2=19.9, R2=20.1	USNO-B1
160.8	45.7428	47.8280	B2=20.3, I=18.4	USNO-B1
161.0	45.8118	47.8930	I=18.7, R2=20.0	USNO-B1
161.2	45.7403	47.8663	I=18.1, R1=19.2, R2=19.1	USNO-B1
161.3	45.7350	47.8511	B2=20.1, I=17.2, R1=18.6, R2=18.6	USNO-B1
162.0	45.7964	47.8039	B2=21.1, R2=19.1	USNO-B1
162.9	45.8650	47.8332	B2=17.5, I=16.0, R1=16.5, R2=16.6	USNO-B1
164.2	45.8655	47.8332	B1=17.7, B2=19.9, I=15.5, R2=17.4	USNO-B1
164.3	45.7895	47.8937	B2=20.0, R2=19.6	USNO-B1
165.8	45.7388	47.8673	B1=19.4, B2=19.4, I=17.0, R1=17.9, R2=17.8	USNO-B1
167.2	45.8546	47.8788	B1=18.8, B2=18.6, I=17.2, R1=17.6, R2=17.9	USNO-B1
168.3	45.8491	47.8146	B2=20.2, I=19.0, R2=19.8	USNO-B1
168.6	45.7652	47.8089	B1=19.7, B2=20.6, I=18.2, R2=19.5	USNO-B1
168.8	45.7886	47.8027	B2=21.1, I=18.3, R2=19.1	USNO-B1
169.3	45.7342	47.8614	R1=19.2, R2=19.4	USNO-B1
170.0	45.8608	47.8742		NED
170.8	45.8348	47.8907	B2=21.1, R2=20.0	USNO-B1
170.9	45.7999	47.8013	B1=19.9, I=18.0, R1=19.2	USNO-B1
172.1	45.7390	47.8715	B2=21.1, I=18.7, R2=20.0	USNO-B1
172.2	45.7531	47.8138	B1=19.4, B2=19.6, I=17.4, R1=17.4, R2=17.9	USNO-B1
174.0	45.8737	47.8494	B1=20.1, B2=20.9	USNO-B1
176.1	45.8704	47.8324	I=18.7, R2=19.1	USNO-B1
176.3	45.8679	47.8694	B1=20.1, B2=20.5, I=17.8, R1=18.6, R2=19.1	USNO-B1
176.6	45.7317	47.8628		NED
177.0	45.7336	47.8671	I=18.1, R2=20.0	USNO-B1
177.2	45.8068	47.7997	B2=21.1, I=18.5, R2=19.8	USNO-B1
177.3	45.8560	47.8820	B2=20.0, I=18.0, R1=18.9, R2=19.0	USNO-B1
178.2	45.7500	47.8841	I=18.4, R2=19.8	USNO-B1
179.2	45.7746	47.8025		NED
180.1	45.7281	47.8566	B1=19.1, B2=19.0, I=16.2, R1=16.8, R2=17.1	USNO-B1
180.5	45.7442	47.8809	B2=20.9, I=18.4, R1=19.1, R2=19.6	USNO-B1
181.2	45.7830	47.8976	B1=19.9, B2=20.1, I=18.5, R1=19.2, R2=19.5	USNO-B1
181.7	45.8094	47.7986	B1=19.3, B2=19.2, I=16.0, R1=16.7, R2=17.3	USNO-B1
182.6	45.7467	47.8836		NED
183.4	45.8558	47.8131	B1=19.1, B2=18.8, I=17.8, R1=18.6, R2=18.6	USNO-B1
183.8	45.8158	47.7986		NED
183.8	45.8650	47.8772	B2=21.1, I=18.3, R1=19.2, R2=19.4	USNO-B1
184.5	45.7462	47.8840	B1=16.6, B2=16.9, I=14.7, R1=15.4, R2=15.7	USNO-B1
185.2	45.8491	47.8892	B2=14.3, I=13.8, R1=14.0, R2=14.1	USNO-B1
185.3	45.8027	47.9003	B2=18.8, R1=18.9, R2=20.1	USNO-B1
185.4	45.8699	47.8251	B1=19.4, B2=19.6, I=17.2, R1=18.0, R2=17.9	USNO-B1
186.4	45.8774	47.8588	B1=14.5, B2=14.8, I=13.6, R1=14.0, R2=14.4	USNO-B1
186.7	45.8492	47.8897		NED
186.8	45.8775	47.8589		NED
187.0	45.8366	47.8952	I=18.7, R2=19.9	USNO-B1
188.7	45.7492	47.8876	B2=20.4, I=18.1, R1=18.9, R2=19.3	USNO-B1
188.8	45.7598	47.8931	I=17.3, R2=19.9	USNO-B1
189.2	45.8328	47.8970	B2=20.1, R2=19.1	USNO-B1
190.1	45.7479	47.8103		NED
190.2	45.8029	47.9016	B1=19.0, B2=19.7, I=18.7	USNO-B1
190.4	45.7476	47.8104	B1=16.9, B2=17.4, I=16.2, R1=16.2, R2=16.9	USNO-B1
191.4	45.7237	47.8397		NED
191.6	45.7236	47.8397	B1=15.8, B2=16.1, I=13.9, R1=14.5, R2=15.0	USNO-B1
192.4	45.8813	47.8478	B2=20.9, I=18.2, R2=19.8	USNO-B1
192.5	45.7288	47.8273	B2=20.3, I=18.7, R1=19.2, R2=19.1	USNO-B1
192.6	45.8261	47.7979	B2=21.0, R2=19.8	USNO-B1
193.0	45.7230	47.8397	B2=20.8, I=17.9, R2=19.5	USNO-B1
193.2	45.8421	47.8951	B1=19.7, I=18.7	USNO-B1
194.3	45.7284	47.8266	B2=21.1, I=17.6	USNO-B1
195.2	45.8530	47.8907	B1=19.7, B2=20.4, I=18.7, R1=19.2, R2=19.4	USNO-B1
196.8	45.8559	47.8896	I=18.4, R2=19.1	USNO-B1
196.8	45.7276	47.8261	B2=20.8, I=17.4, R1=18.9, R2=18.8	USNO-B1
197.5	45.7445	47.8880	I=17.5, R2=19.0	USNO-B1
197.8	45.7211	47.8394	I=18.3, R2=18.6	USNO-B1
198.1	45.7206	47.8567	B1=20.0, B2=20.2, I=17.1, R1=19.0	USNO-B1
198.4	45.8820	47.8373	I=18.6, R2=18.2	USNO-B1
198.9	45.8650	47.8135	B2=20.2, I=17.3, R1=19.0, R2=18.5	USNO-B1
199.9	45.8179	47.9033	B1=18.7, B2=19.4, I=17.6, R1=17.9, R2=18.7	USNO-B1
199.9	45.8092	47.7935	B1=17.3, B2=17.9, I=15.8, R1=16.4, R2=17.0	USNO-B1

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