Swift Trigger: 411248;

Presumed name: GRB 100205A

BAT	09^h 25^m 37.44^s, +31° 44′ 20.4″
position:	(141.406, +31.739 ± 180″)
XRT	09^h 25^m 33.00^s, +31° 44′ 25.8″
position:	(141.3875, 31.7405 ± 2.2″)
UVOT	No position available.
Galactic N_HI:	0.00×10⁰ cm^-2
Galactic E(B-V):	0.019 mag

Best RA:	09^h 25^m 33.00^s	= 141.3875 d
Best Dec:	+31° 44′ 25.8″	= 31.7405 d

Gal Lat:
Gal Long:

Sun angle:	not found

Stars within 3.33 of XRT position

	RA*	Dec*		Catalogue
16.6	141.3821	31.7411	B2=18.4, I=18.3, R1=19.0, R2=19.5	USNO-B1
20.8	141.3808	31.7411	I=17.4, R1=18.3, R2=18.5	USNO-B1
22.5	141.3802	31.7412	I=16.1, R1=16.7	USNO-B1
22.7	141.3802	31.7416	B1=19.8, B2=14.8, R1=16.3, R2=15.3	USNO-B1
23.2	141.3800	31.7413	B1=15.8, B2=14.9, I=16.5, R1=17.0	USNO-B1
26.9	141.3790	31.7422	B2=18.2, I=16.8, R2=19.6	USNO-B1
31.1	141.3774	31.7418	B1=19.9, B2=20.0	USNO-B1
40.5	141.3793	31.7317	I=25.9, R=24.2, g=25.4, u=22.0, z=22.7	SDSS
46.3	141.3981	31.7314	B2=20.8, I=18.6, R1=19.4, R2=19.2	USNO-B1
46.3	141.3982	31.7314	I=18.8, R=19.8, g=21.5, u=22.8, z=18.2	SDSS
46.5	141.3981	31.7313	h=16.6, j=16.6, k=15.8	2MASS
47.2	141.4018	31.7356	I=21.8, R=21.3, g=25.1, u=22.0, z=22.5	SDSS
47.7	141.4020	31.7356	h=16.2, j=17.2, k=15.8	2MASS
47.8	141.4021	31.7357	B1=20.5, B2=20.1, I=18.6, R1=19.0, R2=19.2	USNO-B1
47.8	141.4020	31.7356	I=18.7, R=19.2, g=20.3, u=24.6, z=18.4	SDSS
48.7	141.3941	31.7528	I=22.3, R=22.5, g=24.0, u=24.1, z=21.0	SDSS
49.8	141.3740	31.7327	B1=21.0, B2=20.8, R2=19.6	USNO-B1
51.9	141.3707	31.7391	B1=18.8, B2=17.6, I=16.8, R1=17.3, R2=17.6	USNO-B1
51.9	141.3706	31.7391	I=17.6, R=17.8, g=18.4, u=19.7, z=17.5	SDSS
51.9	141.3706	31.7390	I=17.5, R=17.8, g=18.3, u=19.7, z=17.5	SDSS
52.2	141.3705	31.7390	h=15.7, j=16.5, k=16.4	2MASS
58.8	141.3685	31.7380	I=21.3, R=21.4, g=21.5, u=21.8, z=20.6	SDSS
58.8	141.3685	31.7380	I=21.0, R=21.0, g=21.2, u=21.8, z=20.5	SDSS
65.2	141.4028	31.7531	B2=21.7, R1=19.2, R2=19.6	USNO-B1
72.2	141.3700	31.7539	R1=19.3, R2=19.2	USNO-B1
72.2	141.3702	31.7541	B1=20.3, B2=19.4, I=19.1, R1=18.9, R2=19.3	USNO-B1
74.2	141.4105	31.7470	B2=20.0, R1=19.7	USNO-B1
82.7	141.3956	31.7624	B1=20.5, B2=20.7, R2=19.5	USNO-B1
84.2	141.3944	31.7179	B2=20.4, R1=18.7, R2=19.4	USNO-B1
84.7	141.3602	31.7366	I=22.6, R=22.7, g=24.3, u=26.1, z=21.8	SDSS
85.8	141.3952	31.7176	B2=20.5, I=18.9, R1=19.3, R2=19.7	USNO-B1
85.8	141.3952	31.7176	I=19.0, R=19.9, g=21.3, u=24.3, z=18.5	SDSS
93.2	141.4171	31.7466	h=15.0, j=15.2, k=14.9	2MASS
93.2	141.4171	31.7466	I=16.2, R=16.3, g=16.7, u=17.9, z=16.2	SDSS
93.3	141.4171	31.7466	B1=16.9, B2=16.3, I=15.3, R1=15.6, R2=15.9	USNO-B1
94.1	141.3869	31.7666	I=21.1, R=22.1, g=23.7, u=22.6, z=20.8	SDSS
94.3	141.3644	31.7578	I=20.4, R=21.6, g=22.6, u=24.7, z=19.8	SDSS
94.7	141.3790	31.7658	h=15.6, j=16.2, k=15.2	2MASS
94.9	141.3791	31.7659	I=18.1, R=19.4, g=20.8, u=25.1, z=17.5	SDSS
95.0	141.3790	31.7659	B2=20.2, I=17.0, R1=19.1, R2=19.6	USNO-B1
98.2	141.3650	31.7210	B1=20.9, B2=19.9, R2=19.0	USNO-B1
99.5	141.3783	31.7140	I=21.9, R=22.0, g=22.6, u=24.1, z=21.6	SDSS
101.1	141.3586	31.7269	B2=20.2, R1=19.2, R2=19.5	USNO-B1
102.3	141.3628	31.7214	B2=18.9, I=18.8, R1=17.4, R2=18.5	USNO-B1
104.0	141.3577	31.7266	B2=18.5, R1=17.6, R2=19.2	USNO-B1
105.5	141.3615	31.7213	B1=17.5, R1=17.8, R2=18.5	USNO-B1
107.5	141.3561	31.7539	I=21.6, R=22.5, g=23.4, u=26.0, z=21.1	SDSS
107.9	141.3843	31.7703	I=22.1, R=22.8, g=23.3, u=24.1, z=22.2	SDSS
110.9	141.3801	31.7103	I=18.0, R1=19.6	USNO-B1
111.5	141.3545	31.7274	I=23.8, R=23.1, g=24.5, u=21.9, z=22.2	SDSS
111.7	141.4067	31.7141	I=23.9, R=24.0, g=23.2, u=24.3, z=23.2	SDSS
112.3	141.3803	31.7099	B1=20.6, B2=20.7, I=18.9, R1=19.0, R2=19.5	USNO-B1
112.4	141.3802	31.7099	I=19.8, R=19.8, g=20.9, u=22.2, z=19.3	SDSS
112.5	141.3584	31.7214	h=9.5, j=9.7, k=9.5	2MASS
113.6	141.3568	31.7582	I=22.1, R=23.7, g=24.6, u=23.1, z=21.4	SDSS
114.6	141.4101	31.7659	I=18.6, R1=17.9, R2=19.9	USNO-B1
116.1	141.3905	31.7726	I=20.0, R=21.9, g=26.3, u=25.7, z=18.9	SDSS
116.5	141.3506	31.7326	I=19.2, R=20.6, g=22.1, u=26.3, z=18.4	SDSS
116.5	141.3506	31.7325	I=19.1, R=20.5, u=22.8, z=18.4	SDSS
117.0	141.4189	31.7590	I=24.5, R=24.3, g=25.6, u=25.6, z=20.4	SDSS
117.2	141.4241	31.7501	B1=20.9, R1=19.3	USNO-B1
117.8	141.3925	31.7080	h=16.0, j=17.4, k=16.1	2MASS
117.9	141.3924	31.7080	I=19.0, R=20.0, g=21.4, u=23.2, z=18.4	SDSS
118.0	141.3925	31.7080	B2=21.2, I=18.6, R1=19.4, R2=20.0	USNO-B1
119.1	141.4244	31.7511	R1=19.2, R2=19.4	USNO-B1
119.2	141.3496	31.7482	I=21.4, R=21.9, g=23.1, u=23.3, z=21.3	SDSS
119.4	141.3779	31.7727	I=21.7, R=22.4, g=23.2, u=25.7, z=21.6	SDSS
119.8	141.3588	31.7179	R1=18.5, R2=18.1	USNO-B1
120.2	141.4266	31.7377	h=16.0, j=16.7, k=15.5	2MASS
120.5	141.4140	31.7653	I=17.8, R=18.2, g=19.1, u=21.5, z=17.6	SDSS
120.5	141.4140	31.7653	I=17.9, R=18.2, g=19.2, u=21.3, z=17.6	SDSS
120.5	141.4140	31.7653	B1=19.8, B2=18.5, I=17.6, R1=17.9, R2=17.8	USNO-B1
120.6	141.4268	31.7377	I=18.8, R=20.0, g=21.4, u=23.7, z=18.1	SDSS
120.8	141.4141	31.7653	h=16.0, j=16.4, k=16.1	2MASS
120.9	141.4269	31.7377	B2=21.0, I=18.2, R1=18.8, R2=19.5	USNO-B1
121.3	141.3491	31.7488	B2=21.9, R2=19.9	USNO-B1
121.4	141.3545	31.7218	B1=19.9, I=15.8, R1=18.8	USNO-B1
123.1	141.4020	31.7086	B1=19.8, B2=18.9, I=18.4, R1=18.3, R2=18.9	USNO-B1
123.2	141.4020	31.7086	I=18.7, R=18.9, g=19.4, u=20.6, z=18.5	SDSS
123.6	141.3539	31.7215	B1=20.2, B2=19.0, R2=18.0	USNO-B1
123.9	141.4260	31.7511	I=22.0, R=22.2, g=23.4, u=25.6, z=21.1	SDSS
124.4	141.3535	31.7216	B1=19.8, R2=19.0	USNO-B1
124.4	141.3539	31.7211	I=24.4, R=24.8, g=25.1, u=22.1, z=22.0	SDSS
124.7	141.3810	31.7747	I=20.4, R=21.0, g=22.1, u=23.8, z=20.1	SDSS
126.2	141.4113	31.7691	h=14.3, j=15.0, k=14.1	2MASS
126.3	141.4113	31.7691	I=16.5, R=17.1, g=18.5, u=21.1, z=16.1	SDSS
126.4	141.4113	31.7692	B1=19.2, B2=17.7, I=15.9, R1=16.5, R2=16.8	USNO-B1
126.8	141.3788	31.7061	I=19.8, R=20.5, g=22.0, u=24.3, z=19.4	SDSS
127.3	141.3783	31.7060	R1=19.4, R2=19.6	USNO-B1
128.5	141.3851	31.7761	B2=20.1, R1=19.6, R2=19.6	USNO-B1
129.5	141.3859	31.7764	B2=20.1, R1=19.5, R2=19.5	USNO-B1
130.0	141.3658	31.7716	I=24.7, R=24.6, g=25.9, u=22.3, z=22.8	SDSS
131.2	141.3693	31.7735	I=19.4, R=21.4, g=23.0, u=24.9, z=18.4	SDSS
131.3	141.3694	31.7736	I=18.9, R2=19.5	USNO-B1
133.0	141.3503	31.7214	B2=20.3, R1=19.8	USNO-B1
133.4	141.4296	31.7501	I=24.8, R=26.0, g=23.3, u=24.5, z=22.5	SDSS
134.4	141.4048	31.7062	B2=19.4, I=18.8, R1=18.7, R2=19.5	USNO-B1
135.0	141.4274	31.7565	h=15.9, j=17.2, k=15.7	2MASS
135.4	141.4275	31.7565	I=18.9, R=20.1, g=21.7, u=23.3, z=18.2	SDSS
139.9	141.4196	31.7681	B1=21.0, B2=21.1	USNO-B1
139.9	141.4196	31.7682	I=20.6, R=20.9, g=21.2, u=22.2, z=20.9	SDSS
141.0	141.4334	31.7369	B1=21.1, R2=19.6	USNO-B1
141.5	141.3851	31.7798	I=25.4, R=25.3, g=25.9, u=22.1, z=21.8	SDSS
141.5	141.4335	31.7367	I=20.9, R=21.1, g=21.8, u=23.3, z=20.8	SDSS
142.3	141.4296	31.7237	I=18.7, R1=19.6	USNO-B1
143.4	141.4314	31.7544	B1=18.9, I=18.4, R1=19.0	USNO-B1
144.2	141.3442	31.7562	I=20.0, R=21.4, g=22.9, u=24.2, z=19.4	SDSS
146.3	141.4228	31.7679	B1=20.5, B2=21.3, R1=19.8	USNO-B1
146.4	141.4062	31.7779	h=16.1, j=16.7, k=15.7	2MASS
147.7	141.4063	31.7783	I=18.4, R=19.2, g=20.6, u=23.4, z=17.9	SDSS
147.9	141.4064	31.7783	B1=20.9, B2=20.4, I=17.9, R1=18.4, R2=19.1	USNO-B1
149.0	141.4063	31.7023	B2=20.6, R1=19.7	USNO-B1
150.8	141.3918	31.6988	I=20.8, R=21.9, g=23.2, u=24.6, z=20.1	SDSS
151.5	141.4268	31.7149	B1=21.0, B2=20.7, R2=19.6	USNO-B1
152.5	141.4248	31.7686	I=20.1, R=20.2, g=20.3, u=20.7, z=19.9	SDSS
152.7	141.4249	31.7686	B1=19.6, B2=19.5, R1=19.5, R2=19.8	USNO-B1
154.0	141.3494	31.7125	B1=20.4, B2=20.4, R2=19.6	USNO-B1
154.0	141.3445	31.7627	I=24.1, R=25.9, g=25.6, u=22.5, z=22.7	SDSS
154.1	141.3494	31.7125	I=20.0, R=20.2, g=20.8, u=22.1, z=19.9	SDSS
155.0	141.4216	31.7086	I=21.3, R=22.5, g=23.5, u=24.7, z=20.8	SDSS
155.8	141.4384	31.7388	I=23.4, R=23.9, g=23.2, u=23.6, z=22.3	SDSS
156.8	141.3544	31.7072	B1=20.9, B2=20.1, I=18.8, R2=19.6	USNO-B1
156.8	141.3544	31.7072	I=19.7, R=19.9, g=20.7, u=22.4, z=19.6	SDSS
157.2	141.4334	31.7601	I=21.7, R=23.2, g=24.3, u=22.9, z=22.7	SDSS
157.5	141.4377	31.7308	I=20.9, R=20.8, g=21.1, u=22.2, z=21.2	SDSS
158.1	141.4230	31.7724	h=11.5, j=12.1, k=11.4	2MASS
158.4	141.3498	31.7104	I=22.9, R=22.5, g=25.8, u=25.7, z=21.8	SDSS
158.4	141.4231	31.7724	I=14.5, R=13.9, g=15.2, u=16.8, z=13.5	SDSS
158.5	141.4231	31.7724	B1=15.4, B2=14.6, I=12.4, R1=13.0, R2=13.1	USNO-B1
159.7	141.4238	31.7724	B2=20.8, R1=12.9	USNO-B1
160.0	141.3353	31.7376	I=20.8, R=23.2, g=23.7, u=23.9, z=19.9	SDSS
160.8	141.4357	31.7228	B1=17.5, R1=19.6	USNO-B1
163.1	141.3690	31.6980	I=21.4, R=22.9, g=24.6, u=23.3, z=20.6	SDSS
163.7	141.3978	31.7851	B2=18.6, R1=19.6	USNO-B1
165.2	141.3677	31.7832	I=18.5, R=19.0, g=20.2, u=23.2, z=18.2	SDSS
165.3	141.3676	31.7832	B1=20.5, B2=20.0, I=18.1, R1=18.5, R2=19.1	USNO-B1
166.6	141.3781	31.7861	I=23.9, R=22.3, g=25.6, u=26.4, z=22.4	SDSS
167.1	141.4075	31.6973	R1=19.2, R2=19.5	USNO-B1
167.2	141.4313	31.7128	B1=20.8, B2=20.2, I=18.6, R1=19.4, R2=19.6	USNO-B1
167.2	141.4313	31.7128	I=20.0, R=20.2, g=20.5, u=21.3, z=20.0	SDSS
170.8	141.4158	31.7814	I=22.1, R=23.1, g=23.9, u=23.8, z=21.5	SDSS
171.1	141.4321	31.7119	B1=20.3, R1=19.6	USNO-B1
171.3	141.3439	31.7704	I=20.5, R=20.6, g=21.0, u=21.9, z=20.7	SDSS
171.6	141.3439	31.7704	B1=20.9, B2=20.9, R2=19.6	USNO-B1
173.8	141.3525	31.7785	I=21.7, R=22.8, g=23.6, u=24.6, z=20.8	SDSS
174.2	141.3952	31.7885	I=21.6, R=22.3, g=23.1, u=24.3, z=20.9	SDSS
175.4	141.3406	31.7685	I=22.0, R=24.0, g=24.7, u=24.3, z=21.5	SDSS
176.4	141.3731	31.6930	B2=20.8, R1=18.9	USNO-B1
178.6	141.4374	31.7148	B1=20.2, B2=20.9	USNO-B1
179.2	141.4399	31.7627	B1=19.9, B2=21.6, R1=19.4	USNO-B1
180.7	141.3397	31.7699	I=23.2, R=22.5, g=25.1, u=24.1, z=23.7	SDSS
186.1	141.4035	31.7904	I=22.1, R=21.9, g=23.9, u=24.4, z=21.4	SDSS
188.9	141.4203	31.7849	I=21.6, R=22.1, g=24.5, u=23.9, z=20.9	SDSS
188.9	141.4097	31.6915	I=21.5, R=22.7, g=23.9, u=24.8, z=21.3	SDSS
189.9	141.3255	31.7396	B1=21.0, B2=20.4, R2=19.3	USNO-B1
189.9	141.3255	31.7394	I=20.4, R=20.6, g=21.1, u=22.5, z=20.6	SDSS
190.4	141.4094	31.7900	I=23.6, R=24.8, g=25.0, u=22.3, z=23.8	SDSS
190.5	141.4461	31.7582	B2=21.2, R1=19.5, R2=19.6	USNO-B1
190.8	141.3486	31.7819	I=18.1, R1=19.5	USNO-B1
191.7	141.3279	31.7570	B1=21.1, B2=21.2, R2=19.6	USNO-B1
191.8	141.4489	31.7513	B1=19.2, R1=19.5	USNO-B1
192.6	141.3323	31.7148	I=21.6, R=22.1, g=23.3, u=23.6, z=21.6	SDSS
192.9	141.3335	31.7128	I=21.0, R=20.8, g=21.1, u=21.4, z=20.9	SDSS
194.1	141.4326	31.7026	I=22.2, R=22.5, g=23.2, u=22.5, z=21.2	SDSS
194.3	141.3948	31.7941	B2=20.1, R1=19.5	USNO-B1
195.6	141.3615	31.7901	B1=21.0, I=19.1	USNO-B1
195.7	141.4372	31.7063	B1=20.9, B2=19.2, I=16.8, R1=18.0, R2=18.4	USNO-B1
195.8	141.3327	31.7124	B1=20.9, B2=20.6, R2=19.0	USNO-B1
195.9	141.4004	31.7938	h=15.6, j=16.1, k=15.3	2MASS
196.1	141.4372	31.7062	h=14.9, j=15.4, k=14.5	2MASS
196.1	141.4372	31.7062	I=17.4, R=18.5, g=20.0, u=22.4, z=16.7	SDSS
196.1	141.4004	31.7938	I=17.7, R=18.3, g=19.6, u=22.1, z=17.4	SDSS
196.1	141.4004	31.7939	B1=20.4, B2=19.2, I=17.9, R1=17.9, R2=17.9	USNO-B1
196.1	141.3488	31.6971	I=22.0, R=23.1, g=23.4, u=24.4, z=22.7	SDSS
196.9	141.4506	31.7299	I=17.6, R1=19.5	USNO-B1
197.3	141.3669	31.6886	I=21.7, R=22.0, g=22.6, u=22.8, z=21.7	SDSS
197.9	141.4453	31.7651	I=20.8, R=21.2, g=22.7, u=23.0, z=20.8	SDSS

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.