Swift Trigger: 352108;

Presumed name: GRB 090515

BAT	10^h 56^m 41.04^s, +14° 27′ 21.6″
position:	(164.171, +14.456 ± 180″)
XRT	10^h 56^m 36.22^s, +14° 26′ 28.3″
position:	(164.1509, 14.4412 ± 3.6″)
UVOT	No position available.
Galactic N_HI:	0.00×10⁰ cm^-2
Galactic E(B-V):	0.021 mag

Best RA:	10^h 56^m 36.22^s	= 164.1509 d
Best Dec:	+14° 26′ 28.3″	= 14.4412 d

Gal Lat:
Gal Long:

Sun angle:	not found

Stars within 3.33 of XRT position

	RA*	Dec*		Catalogue
15.4	164.1478	14.4382	I=21.2, R=21.8, g=22.9, u=24.7, z=20.6	SDSS
32.5	164.1469	14.4331	I=23.3, R=23.1, g=23.1, u=23.5, z=23.4	SDSS
35.6	164.1442	14.4487	I=17.8, R=19.2, g=20.6, u=22.7, z=17.1	SDSS
35.7	164.1442	14.4487	h=15.1, j=15.6, k=14.9	2MASS
35.9	164.1442	14.4488	B1=20.7, I=17.6, R1=18.8, R2=19.2	USNO-B1
43.6	164.1444	14.4515	I=22.5, R=22.3, g=23.5, u=23.9, z=22.6	SDSS
48.0	164.1384	14.4357	h=15.9, j=16.4, k=15.7	2MASS
48.2	164.1382	14.4359	I=17.5, R=17.7, g=18.4, u=20.2, z=17.4	SDSS
48.2	164.1382	14.4359	B1=19.6, B2=19.4, I=17.4, R1=17.5, R2=18.0	USNO-B1
51.3	164.1398	14.4505	B2=20.2, I=19.2, R1=19.5, R2=19.4	USNO-B1
52.2	164.1590	14.4534	B1=20.7, B2=20.6, I=18.9, R2=19.7	USNO-B1
56.0	164.1595	14.4544	I=19.3, R2=19.7	USNO-B1
64.9	164.1695	14.4403	I=24.6, R=24.6, g=25.9, u=22.1, z=24.0	SDSS
66.5	164.1323	14.4373	I=25.6, R=25.2, g=25.4, u=22.4, z=24.3	SDSS
66.6	164.1452	14.4235	I=22.1, R=22.9, g=23.2, u=24.1, z=21.5	SDSS
68.7	164.1313	14.4391	B2=20.8, I=19.0, R1=19.4, R2=19.5	USNO-B1
69.4	164.1549	14.4223	R1=19.8, R2=19.7	USNO-B1
69.5	164.1581	14.4232	B1=20.5, B2=20.7, R2=19.7	USNO-B1
70.3	164.1683	14.4510	I=22.0, R=23.1, g=25.3, u=23.9, z=20.7	SDSS
72.5	164.1614	14.4238	h=15.9, j=16.1, k=15.5	2MASS
72.6	164.1615	14.4238	I=18.3, R=19.4, g=20.8, u=22.9, z=17.7	SDSS
73.1	164.1501	14.4615	B2=20.4, I=18.6, R1=19.5, R2=18.8	USNO-B1
74.9	164.1475	14.4207	I=19.1, R1=19.2, R2=19.6	USNO-B1
75.4	164.1528	14.4203	B1=20.7, B2=20.8, R2=19.7	USNO-B1
82.9	164.1482	14.4641	I=19.1, R1=19.4, R2=19.4	USNO-B1
84.8	164.1267	14.4436	I=22.4, R=22.4, g=22.6, u=23.2, z=21.7	SDSS
85.3	164.1385	14.4208	I=22.5, R=22.7, g=24.4, u=24.4, z=23.1	SDSS
85.4	164.1273	14.4476	I=21.4, R=21.7, g=22.2, u=23.4, z=21.9	SDSS
87.1	164.1470	14.4651	I=20.8, R=21.0, g=21.4, u=22.4, z=20.1	SDSS
87.4	164.1748	14.4338	I=22.1, R=22.2, g=22.5, u=22.9, z=23.1	SDSS
91.2	164.1597	14.4651	I=19.5, R=20.6, g=22.1, u=24.2, z=18.9	SDSS
92.6	164.1248	14.4460	I=22.8, R=22.5, g=23.8, u=22.8, z=22.4	SDSS
94.3	164.1351	14.4199	I=20.1, R=20.8, g=22.1, u=23.9, z=19.6	SDSS
97.0	164.1511	14.4681	I=22.2, R=24.7, g=25.7, u=25.4, z=24.2	SDSS
97.6	164.1530	14.4142	h=10.6, j=10.8, k=10.5	2MASS
97.6	164.1530	14.4142	I=11.7, R=11.8, g=12.2, u=15.0, z=13.2	SDSS
98.1	164.1790	14.4430	I=20.7, R=22.0, g=23.7, u=23.7, z=20.1	SDSS
98.9	164.1463	14.4683	I=19.0, R1=19.0	USNO-B1
99.5	164.1716	14.4222	I=22.4, R=25.8, g=24.9, u=24.9, z=22.1	SDSS
103.2	164.1775	14.4287	I=20.7, R=21.7, g=23.5, u=23.7, z=19.9	SDSS
103.9	164.1225	14.4325	I=24.6, R=25.0, g=24.5, u=24.6, z=20.6	SDSS
105.2	164.1634	14.4678	B2=19.8, I=19.2, R1=19.3, R2=19.8	USNO-B1
106.2	164.1623	14.4685	I=19.5, R=20.8, g=22.2, u=24.5, z=18.8	SDSS
106.8	164.1348	14.4160	I=22.4, R=23.6, g=24.7, u=24.8, z=21.6	SDSS
108.1	164.1805	14.4322	I=21.1, R=20.1, g=22.5, u=21.4, z=22.3	SDSS
109.7	164.1808	14.4318	B1=17.0, B2=16.1, I=14.4, R1=15.9, R2=14.9	USNO-B1
110.1	164.1808	14.4315	h=15.7, j=16.3, k=14.9	2MASS
110.5	164.1703	14.4169	I=22.1, R=23.5, g=23.7, u=23.6, z=21.7	SDSS
112.7	164.1762	14.4217	I=19.7, R=20.1, g=21.0, u=23.0, z=19.6	SDSS
114.1	164.1632	14.4118	I=20.5, R=21.9, g=23.8, u=23.5, z=19.7	SDSS
117.6	164.1756	14.4189	I=21.3, R=22.8, g=24.5, u=25.0, z=21.0	SDSS
118.4	164.1331	14.4692	I=21.1, R=21.4, g=22.1, u=23.5, z=20.7	SDSS
121.1	164.1362	14.4717	I=22.3	SDSS
121.3	164.1208	14.4582	I=22.3, R=22.4, g=23.5, u=24.1, z=21.6	SDSS
121.4	164.1606	14.4088	I=23.0, R=23.0, g=23.0, u=24.2, z=22.4	SDSS
121.9	164.1565	14.4746	I=25.7, R=24.9, g=25.2, u=23.8, z=20.5	SDSS
122.8	164.1160	14.4369	I=22.2, R=22.4, g=23.4, u=25.6, z=21.6	SDSS
127.2	164.1788	14.4640	I=22.0, R=23.1, g=24.1, u=24.9, z=22.2	SDSS
128.1	164.1626	14.4749	I=19.5, R=20.6, g=22.2, u=23.6, z=18.9	SDSS
128.1	164.1626	14.4749	I=19.5, R=20.6, g=22.2, u=24.3, z=18.9	SDSS
129.2	164.1143	14.4467	I=21.9, R=22.4, g=24.1, u=25.2, z=24.2	SDSS
131.1	164.1776	14.4155	B1=20.4, R2=19.7	USNO-B1
131.1	164.1766	14.4146	B1=20.3, B2=20.0, I=16.6, R1=17.7, R2=17.8	USNO-B1
131.2	164.1765	14.4145	h=14.7, j=15.4, k=14.5	2MASS
131.2	164.1766	14.4145	I=17.0, R=17.8, g=19.2, u=21.8, z=16.6	SDSS
132.6	164.1566	14.4776	I=23.7, R=24.2, g=23.3, u=24.7, z=22.4	SDSS
134.9	164.1124	14.4375	I=19.1, R2=19.5	USNO-B1
135.0	164.1131	14.4332	I=18.8, R1=19.4, R2=19.5	USNO-B1
135.0	164.1131	14.4332	I=18.7, R=19.7, g=21.1, u=24.3, z=18.1	SDSS
135.3	164.1123	14.4374	I=19.6, R=21.2, g=22.7, u=25.9, z=18.7	SDSS
136.5	164.1158	14.4581	I=22.2, R=23.4, g=24.4, u=25.3, z=21.2	SDSS
136.7	164.1464	14.4035	I=22.6, R=22.9, g=23.0, u=24.2, z=22.0	SDSS
138.2	164.1739	14.4725	I=18.8, R=19.0, g=19.3, u=20.4, z=18.8	SDSS
138.2	164.1559	14.4031	I=20.9, R=22.6, g=24.1, u=26.3, z=19.9	SDSS
139.5	164.1821	14.4655	I=24.1, R=24.7, g=25.1, u=23.8, z=20.7	SDSS
140.2	164.1657	14.4050	I=22.2, R=23.3, g=25.6, u=25.4, z=23.1	SDSS
140.9	164.1657	14.4776	I=24.0, R=25.2, g=23.4, u=24.8, z=22.6	SDSS
142.7	164.1810	14.4681	I=21.8, R=24.9, g=25.9, u=25.4, z=22.9	SDSS
142.8	164.1195	14.4158	I=24.7, R=22.9, g=24.6, u=24.1, z=23.1	SDSS
148.4	164.1497	14.4000	I=20.3, R=21.0, g=22.2, u=23.5, z=19.8	SDSS
149.0	164.1926	14.4320	I=22.2, R=24.4, g=25.7, u=25.1, z=23.3	SDSS
151.5	164.1079	14.4349	I=21.1, R=22.5, g=24.2, u=25.3, z=20.2	SDSS
151.9	164.1625	14.4005	B1=20.6, B2=20.8, R1=19.7, R2=19.7	USNO-B1
152.1	164.1624	14.4005	I=19.9, R=20.0, g=20.3, u=21.3, z=20.0	SDSS
153.7	164.1283	14.4779	I=22.5, R=22.2, g=22.7, u=23.9, z=21.0	SDSS
154.0	164.1323	14.4800	I=21.9, R=23.0, g=25.1, u=25.3, z=21.9	SDSS
156.2	164.1241	14.4759	I=22.5, R=23.1, g=23.2, u=23.5, z=21.3	SDSS
156.3	164.1241	14.4760	I=22.5, R=22.7, g=23.1, u=24.1, z=22.0	SDSS
156.3	164.1578	14.3983	B1=20.7, B2=20.7, I=18.9, R1=19.5, R2=19.6	USNO-B1
158.2	164.1585	14.4845	h=16.6, j=16.7, k=16.4	2MASS
158.3	164.1585	14.4845	I=19.5, R=21.3, g=22.8, u=23.6, z=18.6	SDSS
158.4	164.1585	14.4846	I=19.5, R=21.2, g=22.7, u=24.4, z=18.6	SDSS
159.8	164.1531	14.4855	I=18.7, R2=19.4	USNO-B1
161.7	164.1207	14.4753	I=20.5, R=20.6, g=20.8, u=21.8, z=20.5	SDSS
161.7	164.1207	14.4753	I=20.4, R=20.6, g=20.9, u=21.8, z=20.2	SDSS
162.1	164.1206	14.4754	B2=20.7, R2=19.7	USNO-B1
162.4	164.1803	14.4062	B2=20.5, R1=19.5, R2=19.6	USNO-B1
164.0	164.1885	14.4138	I=19.6, R=21.2, g=22.4, u=23.2, z=18.8	SDSS
164.2	164.1885	14.4138	I=19.2, R2=19.7	USNO-B1
166.9	164.1749	14.4813	I=22.2, R=23.4, g=24.6, u=25.2, z=22.0	SDSS
167.3	164.1859	14.4730	I=24.5, R=24.8, g=24.1, u=22.2, z=21.8	SDSS
167.8	164.1036	14.4324	I=21.9, R=24.8, g=26.0, u=23.8, z=23.5	SDSS
168.0	164.1990	14.4395	I=22.1, R=22.7, g=23.1, u=24.3, z=22.8	SDSS
169.3	164.1797	14.4033	I=20.5, R=21.5, g=23.1, u=24.3, z=20.1	SDSS
169.4	164.1353	14.3966	I=19.3, R=19.4, g=19.8, u=20.7, z=19.3	SDSS
169.7	164.1537	14.4883	I=19.3, R1=19.5, R2=19.6	USNO-B1
169.7	164.1069	14.4613	I=20.5, R=21.0, g=22.3, u=23.9, z=20.0	SDSS
170.2	164.1571	14.4881	I=22.7, R=22.5, g=23.0, u=23.6, z=22.3	SDSS
170.4	164.1099	14.4155	B1=20.7, B2=20.7, I=19.1, R1=19.2, R2=19.5	USNO-B1
170.8	164.1083	14.4646	I=23.8, R=22.8, g=24.5, u=23.9, z=22.1	SDSS
171.2	164.1759	14.4002	B1=20.5, B2=20.8, R1=16.1, R2=19.5	USNO-B1
171.6	164.1721	14.3982	I=21.8, R=22.2, g=23.6, u=23.5, z=21.2	SDSS
172.2	164.1245	14.4008	B1=50.0, R1=19.6, R2=19.6	USNO-B1
174.0	164.1954	14.4193	B1=19.6, B2=19.5, I=18.9, R1=18.9, R2=18.9	USNO-B1
174.1	164.1954	14.4193	I=18.7, R=19.0, g=18.9, u=19.3, z=18.7	SDSS
175.2	164.1262	14.3988	I=23.3, R=23.2, g=23.2, u=25.2, z=22.6	SDSS
176.3	164.1468	14.4900	I=22.7, R=23.0, g=24.0, u=24.8, z=22.1	SDSS
178.5	164.1788	14.3996	B1=16.2, B2=16.6, I=13.9, R1=15.1, R2=14.8	USNO-B1
178.6	164.1788	14.3996	I=15.0, R=14.8, g=15.4, u=17.3, z=14.5	SDSS
178.6	164.1788	14.3996	h=13.2, j=13.6, k=13.1	2MASS
179.4	164.2023	14.4427	B1=20.4, B2=20.1, I=18.2, R1=18.7, R2=18.8	USNO-B1
179.7	164.1751	14.3971	I=18.9, R=19.4, g=20.6, u=23.0, z=18.6	SDSS
180.5	164.1317	14.4878	B1=19.8, B2=19.6, I=18.1, R1=18.5, R2=18.5	USNO-B1
180.6	164.1098	14.4107	R1=19.4, R2=19.7	USNO-B1
180.9	164.0991	14.4379	I=19.5, R=19.7, g=20.1, u=21.4, z=19.4	SDSS
180.9	164.0991	14.4380	B1=20.2, B2=20.7, I=19.3, R1=19.7, R2=19.6	USNO-B1
182.1	164.1007	14.4272	B1=20.7, R1=18.6	USNO-B1
182.4	164.1855	14.4032	I=20.8, R=21.9, g=23.6, u=25.9, z=20.3	SDSS
189.4	164.0968	14.4459	I=23.3, R=22.9, g=24.0, u=24.9, z=21.2	SDSS
189.6	164.1968	14.4130	B2=20.4, I=18.8, R1=19.4, R2=19.6	USNO-B1
190.1	164.1152	14.4811	I=22.1, R=25.1, g=24.0, u=25.4, z=23.0	SDSS
190.3	164.1237	14.4870	I=23.0, R=22.8, g=23.2, u=23.9, z=22.5	SDSS
192.0	164.1006	14.4195	B1=20.5, B2=19.9	USNO-B1
192.1	164.1316	14.3912	I=22.5, R=24.4, g=25.8, u=23.4, z=21.7	SDSS
192.1	164.1945	14.4738	I=25.2, R=25.0, g=24.5, u=22.5, z=24.3	SDSS
192.6	164.1528	14.3877	B1=20.7, R1=17.3	USNO-B1
192.6	164.1188	14.3976	I=21.1, R=21.7, g=22.3, u=23.5, z=21.4	SDSS
193.0	164.1977	14.4126	h=15.6, j=16.4, k=15.1	2MASS
193.1	164.1977	14.4125	I=18.8, R=20.3, g=21.8, u=24.1, z=18.0	SDSS
193.4	164.1526	14.3875	B1=20.7, R1=18.8	USNO-B1
193.6	164.2025	14.4213	B1=20.5, B2=20.7	USNO-B1
196.2	164.1072	14.4069	B1=20.7, B2=20.6	USNO-B1
196.6	164.1065	14.4748	I=22.6, R=22.7, g=23.0, u=24.6, z=24.0	SDSS
196.9	164.2032	14.4207	I=23.3, R=23.3, g=23.3, u=25.1, z=20.9	SDSS
197.5	164.1227	14.4888	I=22.3, R=23.3, g=23.0, u=23.4, z=22.7	SDSS
198.1	164.1390	14.3874	I=20.4, R=21.1, g=22.7, u=24.0, z=20.0	SDSS
198.1	164.1391	14.3874	I=19.3, R1=19.4, R2=19.7	USNO-B1
198.4	164.0995	14.4176	I=20.6, R=21.4, g=22.9, u=24.2, z=20.3	SDSS
199.2	164.1973	14.4736	B1=20.6, B2=20.4, I=18.7, R1=19.0, R2=18.9	USNO-B1
199.3	164.1838	14.3959	I=22.9, R=22.8, g=23.1, u=23.5, z=23.6	SDSS
199.3	164.1914	14.4802	I=19.6, R=20.0, g=20.8, u=22.3, z=19.4	SDSS
199.3	164.1914	14.4803	I=19.6, R=20.0, g=20.7, u=22.8, z=19.3	SDSS
199.5	164.1915	14.4803	B2=20.7, I=19.0, R1=19.4, R2=19.6	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

* 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.