Swift Trigger: 617110;

Presumed name: GRB 141031A

BAT	08^h 34^m 23.76^s, -59° 08′ 16.8″
position:	(128.599, -59.138 ± 180″)
XRT	08^h 34^m 25.94^s, -59° 10′ 06.6″
position:	(128.6081, -59.1685 ± 2.1″)
UVOT	No position available.
Galactic N_HI:	1.39×10⁰ cm^-2
Galactic E(B-V):	0.186 mag

Best RA:	08^h 34^m 25.94^s	= 128.6081 d
Best Dec:	-59° 10′ 06.6″	= -59.1685 d

Gal Lat:	-11.15
Gal Long:	274.86

Sun angle:	76.26°, 5.8 hr West

¹Sper #4 auto processing.

Galaxies within 3.33 of XRT position

	RA*	Dec*		Catalogue
1.7	128.6081	-59.1680	B2=19.9, R2=19.4	USNO-B1
8.8	128.6106	-59.1706	B2=19.3, R1=19.5, R2=18.7	USNO-B1
13.9	128.6067	-59.1723	B=21.4, R2=20.5	SSS
31.1	128.5948	-59.1632	B2=19.5, I=17.9, R1=18.6, R2=18.7	USNO-B1
32.2	128.6222	-59.1738	B2=17.3, I=16.4, R1=16.2, R2=16.3	USNO-B1
36.8	128.5910	-59.1738	B2=20.2, R2=20.3	USNO-B1
38.1	128.6251	-59.1625	B2=19.9, R2=20.6	USNO-B1
40.0	128.6291	-59.1714	B2=20.1, R1=19.8, R2=20.0	USNO-B1
44.9	128.6293	-59.1624	B=21.9, R2=20.6	SSS
45.7	128.6313	-59.1640	B2=19.7, I=16.2, R2=21.2	USNO-B1
48.5	128.5829	-59.1723	B2=20.0, R1=20.2, R2=20.4	USNO-B1
48.9	128.5834	-59.1734	B2=21.0, R2=20.9	USNO-B1
49.0	128.5843	-59.1745	R1=20.4, R2=21.0	USNO-B1
49.0	128.6334	-59.1644	B2=17.9, I=17.2, R1=16.8, R2=17.0	USNO-B1
51.0	128.5824	-59.1633	I=17.8, R1=19.6, R2=19.6	USNO-B1
54.5	128.5810	-59.1625	B2=21.8, I=16.9, R2=19.2	USNO-B1
57.9	128.6178	-59.1532	B2=19.8, R1=19.7, R2=20.8	USNO-B1
60.4	128.6360	-59.1773	R1=20.2, R2=20.3	USNO-B1
65.9	128.5986	-59.1861	R1=19.9, R2=19.9	USNO-B1
66.3	128.5741	-59.1626	B2=20.3, R2=18.5	USNO-B1
67.5	128.5715	-59.1686	B2=19.6, R1=19.6, R2=19.8	USNO-B1
68.0	128.6441	-59.1725	B2=15.9, I=15.6, R1=16.3, R2=14.8	USNO-B1
69.8	128.6459	-59.1694	B2=19.1, I=18.0, R1=18.4, R2=18.6	USNO-B1
70.2	128.6436	-59.1615	B=22.0	SSS
70.3	128.6020	-59.1492	B2=19.6, R1=19.5, R2=19.3	USNO-B1
73.9	128.6142	-59.1888	B=22.1, R2=21.0	SSS
74.7	128.6238	-59.1877	B=22.5, R2=20.8	SSS
76.8	128.6109	-59.1472	B=19.7, R2=18.5, i=18.4	SSS
76.9	128.6124	-59.1473	B=19.6, R2=18.4, i=17.9	SSS
77.4	128.5775	-59.1832	B=20.8, R2=20.2	SSS
79.4	128.6209	-59.1896	B=19.6, R2=18.0, i=17.0	SSS
79.8	128.6492	-59.1615	B2=21.6, R1=20.4, R2=20.6	USNO-B1
81.5	128.5839	-59.1874	B2=19.6, R1=18.3, R2=18.4	USNO-B1
82.5	128.6517	-59.1635	B2=19.2, R1=18.5	USNO-B1
82.9	128.5842	-59.1880	B=19.2, R2=17.3, i=16.6	SSS
83.6	128.5661	-59.1773	R1=19.7, R2=20.5	USNO-B1
84.1	128.6533	-59.1658	B2=19.3, R1=18.7, R2=19.6	USNO-B1
84.1	128.6280	-59.1895	B=20.1	SSS
88.7	128.5730	-59.1853	B=22.2	SSS
89.2	128.6400	-59.1872	R1=19.6, R2=20.0	USNO-B1
91.4	128.5929	-59.1927	B2=19.9, R1=19.3, R2=19.6	USNO-B1
93.2	128.6403	-59.1485	B2=14.9, I=13.1, R1=13.3, R2=13.6	USNO-B1
94.3	128.5980	-59.1428	B2=21.6, I=17.8, R1=19.0, R2=18.3	USNO-B1
94.8	128.5988	-59.1426	B2=21.3, R2=19.0	USNO-B1
95.8	128.5587	-59.1767	B2=21.8, R2=20.7	USNO-B1
96.1	128.6433	-59.1488	B2=21.0, R1=18.8, R2=17.7	USNO-B1
96.4	128.6431	-59.1487	B2=18.7, I=17.7, R2=17.1	USNO-B1
96.7	128.5974	-59.1948	B=22.3, R2=21.3	SSS
103.4	128.5727	-59.1908	B=19.4, R2=15.2	SSS
103.7	128.5725	-59.1908	I=16.4, R1=16.3	USNO-B1
104.5	128.6645	-59.1659	B2=18.6, R2=18.6	USNO-B1
104.6	128.5716	-59.1907	B2=15.8, I=16.2	USNO-B1
105.1	128.6641	-59.1737	I=11.3, R1=19.2	USNO-B1
107.8	128.6396	-59.1433	B2=17.7, I=16.8, R1=17.0, R2=17.0	USNO-B1
112.4	128.6423	-59.1943	B=22.0, R2=20.5	SSS
112.7	128.6089	-59.1372	B2=19.0, I=18.5, R1=18.3, R2=18.9	USNO-B1
114.0	128.5997	-59.1371	B2=18.9, I=18.3, R1=18.3, R2=18.7	USNO-B1
114.9	128.5859	-59.1983	B=22.2, R2=20.0	SSS
115.8	128.5981	-59.2003	B=20.2, R2=18.6, i=18.7	SSS
116.3	128.5686	-59.1434	B2=20.1, I=17.1	USNO-B1
117.4	128.5645	-59.1447	B2=20.5, R1=18.6, R2=19.3	USNO-B1
118.3	128.6467	-59.1947	B=19.7, R2=18.2, i=17.5	SSS
118.3	128.5708	-59.1418	B2=19.7, R1=20.1, R2=19.7	USNO-B1
118.8	128.5582	-59.1893	B2=18.2, I=17.2, R1=17.4, R2=17.1	USNO-B1
119.2	128.5723	-59.1961	B=21.7, R2=19.5	SSS
119.4	128.6674	-59.1818	B2=17.7, I=17.3, R1=17.9, R2=17.5	USNO-B1
119.5	128.5721	-59.1961	B2=20.2, R1=19.6, R2=19.7	USNO-B1
120.3	128.6677	-59.1820	B2=18.8, R1=18.6, R2=17.7	USNO-B1
124.2	128.5431	-59.1775	B=21.4, R2=19.8	SSS
124.4	128.5430	-59.1775	R1=19.4, R2=19.9	USNO-B1
125.0	128.6758	-59.1693	B2=19.1, R1=19.4, R2=20.2	USNO-B1
125.3	128.6417	-59.1987	B2=17.2, I=15.8, R1=16.2, R2=16.2	USNO-B1
125.5	128.6758	-59.1722	B2=19.3, R2=20.6	USNO-B1
125.8	128.5433	-59.1577	B2=18.6, I=17.4, R1=17.7, R2=17.9	USNO-B1
128.1	128.6755	-59.1769	B2=17.4, I=15.8, R1=16.3, R2=16.3	USNO-B1
128.2	128.6767	-59.1627	B2=18.9, R2=18.7	USNO-B1
128.4	128.6718	-59.1542	B2=18.8, I=18.0	USNO-B1
128.9	128.6766	-59.1613	B2=20.1, I=18.3, R2=19.5	USNO-B1
129.4	128.5483	-59.1873	B=22.5	SSS
130.6	128.6630	-59.1456	B=20.4	SSS
130.8	128.5465	-59.1865	B=22.4, R2=20.7	SSS
131.2	128.6450	-59.1997	B=19.9, R2=18.2, i=17.7	SSS
131.6	128.5597	-59.1954	B2=19.9, R1=19.6, R2=19.8	USNO-B1
133.0	128.6259	-59.2043	B=22.1, R2=20.7	SSS
133.3	128.5627	-59.1397	B2=16.4, I=14.2, R1=14.9, R2=13.2	USNO-B1
133.4	128.6308	-59.1333	B2=19.8, R1=19.6, R2=19.8	USNO-B1
133.4	128.6307	-59.1333	B=21.3, R2=20.4	SSS
133.6	128.6010	-59.2054	B=22.5, R2=20.7	SSS
133.7	128.5522	-59.1449	B2=17.9, I=15.2, R1=15.9, R2=16.0	USNO-B1
133.9	128.5464	-59.1881	B2=17.5, I=15.8, R2=19.7	USNO-B1
135.3	128.6360	-59.1338	B=22.0, R2=21.2	SSS
135.5	128.6113	-59.1309	B=21.6, R2=20.3, i=19.0	SSS
136.3	128.6768	-59.1546	B=18.8, R2=17.6, i=17.4	SSS
136.6	128.6769	-59.1546	B2=18.1, I=17.2, R1=16.8, R2=16.9	USNO-B1
137.2	128.5725	-59.1350	B2=18.5, I=17.9, R1=17.9, R2=18.3	USNO-B1
138.1	128.5369	-59.1566	B2=18.8, I=18.1, R1=18.1, R2=18.6	USNO-B1
138.3	128.6632	-59.1425	B2=18.6, I=17.0, R1=17.5, R2=17.5	USNO-B1
138.8	128.6120	-59.1300	B2=18.4, I=17.2, R1=19.7	USNO-B1
139.1	128.5567	-59.1968	B2=19.7, R1=19.5, R2=20.1	USNO-B1
139.2	128.6818	-59.1767	B2=16.4, I=14.8, R1=15.0, R2=14.8	USNO-B1
139.6	128.5418	-59.1872	B2=19.3, I=18.2, R1=19.0, R2=19.2	USNO-B1
140.7	128.6377	-59.2045	B=22.6, R2=21.0	SSS
140.9	128.6662	-59.1940	B2=21.3, R1=20.1	USNO-B1
142.0	128.6496	-59.2017	B2=17.4, I=16.7, R2=16.6	USNO-B1
142.7	128.5920	-59.1297	B=20.5, R2=19.4	SSS
142.8	128.6853	-59.1714	I=15.4, R2=16.6	USNO-B1
143.0	128.5571	-59.1386	B2=16.0, I=13.7, R2=14.0	USNO-B1
143.4	128.5917	-59.1296	B2=19.7, I=17.9, R1=19.3	USNO-B1
144.2	128.6355	-59.1310	B=19.5, R2=18.2, i=17.9	SSS
144.9	128.5340	-59.1819	B=22.3, R2=20.4	SSS
146.7	128.5900	-59.1288	B=17.9, R2=16.3, i=16.1	SSS
147.9	128.5893	-59.2084	B2=19.7, R1=18.8, R2=18.9	USNO-B1
148.1	128.6335	-59.1295	B=20.3, R2=19.0, i=19.1	SSS
148.9	128.6719	-59.1432	B2=20.0, R1=19.1	USNO-B1
149.4	128.6843	-59.1545	B2=21.4, I=17.9, R2=19.2	USNO-B1
150.7	128.5323	-59.1529	R1=19.4, R2=20.8	USNO-B1
152.2	128.5900	-59.2098	B=20.2, R2=18.1, i=17.0	SSS
153.1	128.6858	-59.1536	B2=19.1, I=17.9, R1=18.2, R2=18.4	USNO-B1
153.3	128.6422	-59.1297	B2=18.8, I=18.3, R1=18.8, R2=19.1	USNO-B1
153.6	128.5409	-59.1433	R1=19.5, R2=19.9	USNO-B1
153.7	128.6681	-59.1389	B=22.1	SSS
154.8	128.6863	-59.1529	B2=21.5, R1=19.8, R2=20.1	USNO-B1
155.8	128.6693	-59.1387	I=18.1, R1=19.6	USNO-B1
156.1	128.6740	-59.1413	B2=19.9, R1=20.1	USNO-B1
156.3	128.6809	-59.1463	B2=19.9, R2=19.9	USNO-B1
156.8	128.6545	-59.1320	B=20.8	SSS
157.9	128.5784	-59.1274	B2=18.9, I=18.3, R1=18.4, R2=19.0	USNO-B1
158.3	128.6717	-59.1390	B2=20.8, I=14.7	USNO-B1
158.4	128.6422	-59.1281	B=22.1	SSS
161.0	128.6906	-59.1831	B2=18.2, I=17.8, R1=17.3, R2=16.3	USNO-B1
161.5	128.5323	-59.1910	B=20.0, R2=19.0, i=18.4	SSS
161.5	128.5656	-59.1293	B=22.2	SSS
161.5	128.5319	-59.1906	B2=19.8, R1=19.4, R2=19.0	USNO-B1
163.0	128.6926	-59.1554	B=21.9, R2=20.9	SSS
163.3	128.5689	-59.2092	B2=20.9, R2=20.5	USNO-B1
163.3	128.5942	-59.1237	R1=19.2, R2=19.5	USNO-B1
164.0	128.5349	-59.1943	B=19.2, R2=18.1, i=17.6	SSS
164.1	128.5252	-59.1851	B=20.4, R2=17.9	SSS
164.6	128.5940	-59.1234	B2=19.7, I=17.8, R1=18.3, R2=17.9	USNO-B1
165.5	128.5445	-59.2010	B2=19.5, R1=19.1, R2=19.1	USNO-B1
165.7	128.5931	-59.1231	B=20.5, R2=18.5, i=17.8	SSS
166.8	128.5925	-59.1229	B2=19.6, R1=19.1	USNO-B1
167.3	128.6697	-59.1344	B2=19.7, R1=19.6, R2=20.9	USNO-B1
167.4	128.5396	-59.1380	B2=20.3, R1=19.7	USNO-B1
169.2	128.6658	-59.2051	B2=20.0, R1=19.0, R2=19.4	USNO-B1
169.5	128.5313	-59.1426	B2=21.6, R1=20.0, R2=20.2	USNO-B1
170.3	128.6914	-59.1889	B2=19.7, R2=19.2	USNO-B1
171.4	128.6726	-59.2028	B2=20.1, I=18.4, R2=20.5	USNO-B1
171.6	128.6801	-59.1384	B2=19.4, I=18.2, R1=19.2, R2=19.3	USNO-B1
171.7	128.5319	-59.1412	R1=19.6, R2=20.1	USNO-B1
172.3	128.5162	-59.1768	B=21.7, R2=21.2	SSS
174.9	128.6969	-59.1856	B2=18.1, I=18.1, R1=18.2, R2=18.0	USNO-B1
175.5	128.6434	-59.2138	B2=16.0, I=14.3, R1=14.2, R2=14.5	USNO-B1
175.6	128.6923	-59.1458	B2=21.0, R2=19.2	USNO-B1
175.6	128.5421	-59.2037	B2=18.3, I=17.5, R1=17.2, R2=17.2	USNO-B1
177.7	128.6710	-59.1312	B=21.3, R2=20.8	SSS
178.8	128.5499	-59.1288	B2=18.9, I=18.0, R1=18.4, R2=18.8	USNO-B1
181.9	128.7046	-59.1583	B2=16.6, I=16.4, R1=15.6, R2=15.6	USNO-B1
183.2	128.5960	-59.1180	B=22.2, R2=20.5	SSS
183.5	128.5090	-59.1726	B=19.0, R2=17.6, i=17.0	SSS
186.0	128.5077	-59.1730	B=19.6, R2=18.5, i=18.1	SSS
186.6	128.5965	-59.2200	B=21.2, R2=19.2	SSS
187.3	128.5067	-59.1708	I=18.5, R1=19.5, R2=19.9	USNO-B1
187.3	128.6345	-59.2188	B=16.8, R2=15.6, i=16.5	SSS
191.0	128.5929	-59.2210	B=19.6, R2=18.3, i=17.9	SSS
191.4	128.5051	-59.1622	B=21.5, R2=20.3	SSS
195.5	128.6648	-59.1226	B2=18.1, I=17.3, R1=17.2, R2=17.4	USNO-B1
195.6	128.5051	-59.1814	B2=15.2, I=14.2, R1=14.2, R2=14.2	USNO-B1
195.7	128.6950	-59.1997	B2=21.6, I=18.6, R1=19.5, R2=19.5	USNO-B1
195.8	128.6313	-59.2216	B2=18.2, I=17.3, R1=17.5, R2=17.4	USNO-B1
196.0	128.6770	-59.2100	I=17.9, R2=18.4	USNO-B1
197.0	128.6592	-59.2166	B2=19.6, R2=19.8	USNO-B1
197.2	128.6164	-59.2231	B=17.9, R2=16.4, i=15.4	SSS
197.2	128.5939	-59.2228	B=21.4, R2=20.4	SSS
198.1	128.6289	-59.2225	B2=19.6, I=14.5, R2=17.1	USNO-B1
198.4	128.6213	-59.2231		NED
199.4	128.5783	-59.2218	I=18.1, R1=18.3, R2=18.9	USNO-B1
199.9	128.5881	-59.2231	B=21.8, R2=20.1, i=19.2	SSS

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