Swift Trigger: 987016;

Presumed name: GRB 200806A

BAT	03^h 31^m 37.20^s, +37° 04′ 55.2″
position:	(52.905, +37.082 ± 180″)
XRT	03^h 31^m 43.62^s, +37° 04′ 42.4″
position:	(52.93173, 37.07845 ± 3.5″)
UVOT	No position available.
Galactic N_HI:	1.35×10⁰ cm^-2
Galactic E(B-V):	0.426 mag

Best RA:	03^h 31^m 43.62^s	= 52.93173 d
Best Dec:	+37° 04′ 42.4″	= 37.07845 d

Gal Lat:	-15.57
Gal Long:	155.15

Sun angle:	75.35°, 5.6 hr West

¹Sper #2 auto processing.

Galaxies within 3.33 of XRT position

	RA*	Dec*		Catalogue
14.6	52.9300	37.0822		NED
16.9	52.9258	37.0775		NED
24.5	52.9392	37.0756		NED
27.2	52.9288	37.0856		NED
27.2	52.9279	37.0714		NED
27.5	52.9281	37.0714	I=18.8, R2=19.9	USNO-B1
31.4	52.9346	37.0700		NED
34.2	52.9429	37.0758		NED
37.0	52.9204	37.0736		NED
38.5	52.9412	37.0861		NED
40.7	52.9458	37.0800		NED
44.0	52.9325	37.0906		NED
45.4	52.9158	37.0786		NED
47.9	52.9467	37.0844		NED
49.0	52.9337	37.0650		NED
52.3	52.9146	37.0836		NED
55.7	52.9408	37.0647		NED
56.4	52.9196	37.0661		NED
58.4	52.9142	37.0700		NED
59.3	52.9117	37.0744		NED
60.0	52.9114	37.0745	B1=18.0, B2=17.4, I=15.3, R1=16.1, R2=15.7	USNO-B1
62.3	52.9279	37.0956		NED
62.4	52.9280	37.0955	B2=20.8, I=18.9, R1=19.6, R2=19.8	USNO-B1
63.9	52.9425	37.0939		NED
69.2	52.9458	37.0939		NED
69.5	52.9154	37.0642		NED
69.8	52.9075	37.0797		NED
70.7	52.9233	37.0969		NED
71.9	52.9067	37.0795	I=16.6, R1=18.7	USNO-B1
72.4	52.9546	37.0869		NED
73.0	52.9263	37.0983		NED
73.1	52.9062	37.0786		NED
73.3	52.9062	37.0781		NED
73.7	52.9237	37.0589		NED
74.9	52.9246	37.0584	B1=20.0, I=18.7	USNO-B1
75.8	52.9071	37.0858		NED
78.9	52.9567	37.0692		NED
79.3	52.9146	37.0611		NED
82.1	52.9087	37.0650		NED
83.1	52.9321	37.0553		NED
84.0	52.9592	37.0706		NED
89.9	52.9092	37.0956		NED
90.3	52.9612	37.0872		NED
90.4	52.9517	37.0981		NED
90.4	52.9004	37.0769		NED
90.8	52.9592	37.0908		NED
93.2	52.9227	37.1033	R1=19.8, R2=19.8	USNO-B1
93.3	52.9021	37.0894		NED
93.5	52.9225	37.1033		NED
94.6	52.9571	37.0953		NED
95.0	52.9567	37.0611		NED
95.9	52.9242	37.0525		NED
96.8	52.8996	37.0697		NED
96.8	52.9033	37.0928		NED
97.8	52.9179	37.1033		NED
100.6	52.9179	37.0528		NED
101.2	52.9500	37.1025		NED
103.5	52.9337	37.0497		NED
105.0	52.9092	37.0556		NED
107.0	52.9408	37.1072		NED
107.6	52.9325	37.1083		NED
107.6	52.9692	37.0758		NED
107.6	52.9667	37.0894		NED
110.5	52.9588	37.1003		NED
110.9	52.9550	37.0539		NED
110.9	52.9496	37.1058		NED
111.1	52.9062	37.1016	I=18.9, R2=19.9	USNO-B1
112.2	52.9462	37.0497		NED
114.0	52.9112	37.1056		NED
117.7	52.9296	37.0458		NED
118.3	52.9029	37.1019		NED
118.5	52.9029	37.1020	I=18.8, R1=19.8, R2=19.9	USNO-B1
119.6	52.9421	37.1106		NED
119.8	52.8983	37.0983		NED
120.2	52.9200	37.1106		NED
120.9	52.9258	37.1117		NED
121.1	52.8983	37.0578		NED
121.1	52.9141	37.1090	B1=20.4, B2=20.6, I=18.7, R1=19.6, R2=19.6	USNO-B1
121.2	52.8958	37.0608		NED
121.2	52.9142	37.1092		NED
122.0	52.9292	37.1122		NED
123.7	52.9229	37.0447		NED
124.2	52.9042	37.0517		NED
125.3	52.9729	37.0669		NED
125.6	52.8879	37.0764		NED
126.6	52.9717	37.0933		NED
126.7	52.9179	37.0450		NED
127.6	52.9729	37.0653		NED
128.2	52.9519	37.0467	B2=18.6, R2=16.8	USNO-B1
128.3	52.8958	37.0997		NED
128.4	52.9517	37.0464		NED
128.9	52.9087	37.0478		NED
130.1	52.9646	37.1033		NED
131.7	52.9775	37.0817		NED
132.0	52.9544	37.0466	B2=20.5, I=18.8	USNO-B1
132.8	52.8879	37.0669		NED
133.0	52.8979	37.1036		NED
133.5	52.9337	37.0414		NED
133.5	52.9617	37.0503		NED
134.5	52.9692	37.1008		NED
135.5	52.9317	37.0408		NED
136.4	52.9312	37.0406		NED
136.6	52.9454	37.1147		NED
137.1	52.9792	37.0836		NED
137.5	52.9688	37.0544		NED
138.2	52.9308	37.0400		NED
138.5	52.9179	37.1153		NED
138.9	52.9354	37.1169		NED
139.7	52.8942	37.1031		NED
140.0	52.9092	37.1131		NED
140.1	52.9608	37.1094		NED
140.5	52.9025	37.0472	B1=18.8, B2=18.8, I=16.9, R1=17.5, R2=17.0	USNO-B1
140.8	52.9025	37.0469		NED
141.5	52.9746	37.0592		NED
142.5	52.9252	37.1177	B2=20.7, I=18.3	USNO-B1
143.8	52.9204	37.0394		NED
145.6	52.9796	37.0656		NED
145.7	52.9121	37.0411		NED
146.1	52.9500	37.1164		NED
146.4	52.8875	37.0583		NED
147.4	52.8871	37.0583		NED
147.4	52.9725	37.0536		NED
147.6	52.9038	37.1128		NED
147.8	52.8811	37.0860	I=18.3, R1=19.8, R2=19.7	USNO-B1
147.9	52.8808	37.0858		NED
149.1	52.9608	37.1128		NED
149.5	52.9258	37.1197		NED
153.1	52.8783	37.0778		NED
153.4	52.9675	37.1103		NED
153.4	52.9704	37.0492		NED
153.9	52.8938	37.0483		NED
154.0	52.9825	37.0917		NED
154.4	52.9308	37.0356		NED
156.1	52.8817	37.0614		NED
156.5	52.8900	37.0503		NED
157.4	52.9858	37.0711	B1=20.5, B2=20.5, I=18.0, R1=18.9, R2=18.4	USNO-B1
157.7	52.9629	37.1144		NED
157.9	52.9033	37.0408		NED
158.1	52.9610	37.1156	I=18.7, R2=19.6	USNO-B1
158.2	52.9858	37.0711		NED
159.1	52.9583	37.0397		NED
159.8	52.9475	37.1211		NED
160.6	52.9496	37.1206		NED
160.6	52.8779	37.0914		NED
160.6	52.9750	37.0502	I=18.7, R1=19.7, R2=19.8	USNO-B1
161.1	52.9750	37.0500		NED
162.4	52.9421	37.1228		NED
162.4	52.9858	37.0656		NED
162.8	52.9831	37.0593	B2=20.8, I=18.2, R1=19.7, R2=19.5	USNO-B1
163.3	52.9829	37.0592		NED
163.7	52.9887	37.0778		NED
164.0	52.9383	37.1236		NED
164.1	52.9775	37.1056		NED
164.9	52.9054	37.0378		NED
166.2	52.9071	37.0367		NED
166.3	52.9076	37.0365	B1=20.5, B2=20.6, I=18.1, R1=19.1, R2=18.4	USNO-B1
166.5	52.8971	37.1156		NED
166.7	52.9162	37.0339		NED
167.0	52.9075	37.0364		NED
167.0	52.9379	37.0322		NED
168.8	52.8987	37.0397		NED
170.7	52.9662	37.1172		NED
170.7	52.9237	37.1256		NED
170.9	52.9821	37.0533		NED
172.0	52.8729	37.0869		NED
172.5	52.9217	37.0311		NED
173.9	52.8883	37.0447		NED
174.0	52.9604	37.0358		NED
174.4	52.8896	37.1133		NED
174.5	52.9721	37.1147		NED
175.6	52.9929	37.0792		NED
176.5	52.8738	37.0949	B2=20.8, R2=19.9	USNO-B1
176.9	52.9804	37.1086		NED
176.9	52.9679	37.0386		NED
177.8	52.9129	37.0314		NED
177.9	52.9121	37.0317		NED
178.0	52.9762	37.1128		NED
180.2	52.8767	37.0544		NED
180.4	52.8713	37.0925		NED
181.3	52.9596	37.0333		NED
182.5	52.9596	37.1239		NED
183.3	52.8900	37.1169		NED
183.5	52.8696	37.0906		NED
183.7	52.9929	37.0931		NED
184.3	52.9937	37.0650		NED
185.6	52.9304	37.1300		NED
188.0	52.9533	37.1278		NED
190.7	52.9133	37.1294		NED
191.2	52.9042	37.0303		NED
191.4	52.9779	37.1169		NED
191.5	52.9975	37.0711		NED
191.8	52.9637	37.0319		NED
192.6	52.9554	37.1285	B2=20.8, I=18.9, R2=19.8	USNO-B1
193.6	52.9488	37.1306		NED
194.0	52.9408	37.0250		NED
194.2	52.9929	37.1017		NED
194.3	52.9946	37.0586		NED
194.8	52.8942	37.1236		NED
194.9	52.8762	37.0469		NED
196.0	52.8705	37.1025	B2=20.6, I=18.6, R1=19.8, R2=19.8	USNO-B1
196.1	52.8704	37.1025		NED
196.7	52.9729	37.1219		NED
196.9	52.9732	37.1220	B1=17.7, B2=17.4, I=15.1, R1=15.8, R2=16.0	USNO-B1
198.0	52.9671	37.1258		NED
198.2	52.8637	37.0878		NED
199.0	52.9913	37.1064		NED
199.1	52.9358	37.1336		NED
199.5	52.9142	37.1319		NED
199.6	52.9329	37.1339		NED
199.9	52.9187	37.1331		NED

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