Swift Trigger: 285654;

Presumed name: GRB 070721B

BAT	02^h 12^m 31.44^s, -02° 11′ 02.4″
position:	(33.131, -2.184 ± 10800″)
XRT	02^h 12^m 32.41^s, -02° 11′ 45.7″
position:	(33.13506, -2.19602 ± 6″)
UVOT	No position available.
Galactic N_HI:	0.00×10⁰ cm^-2
Galactic E(B-V):	0.031 mag

Best RA:	02^h 12^m 32.41^s	= 33.13506 d
Best Dec:	-02° 11′ 45.7″	= -2.19602 d

Gal Lat:
Gal Long:

Sun angle:	not found

Galaxies within 3.33 of XRT position

	RA*	Dec*	Redshift		Catalogue
8.8	33.1367	-2.1944			NED
9.8	33.1375	-2.1944	3.626000		NED
20.4	33.1302	-2.1990		B2=18.2, I=23.2, R1=18.3, R2=16.6	USNO-B1
22.0	33.1375	-2.1904		I=18.3, R2=20.2	USNO-B1
27.4	33.1286	-2.2001		I=18.9, R1=19.0	USNO-B1
28.5	33.1357	-2.1881		B1=21.1, B2=21.5, R2=19.6	USNO-B1
47.8	33.1218	-2.1958		I=18.9, R2=19.8	USNO-B1
54.2	33.1466	-2.2057		B=21.7, R=20.0	APM-N
54.6	33.1472	-2.2052		B1=21.0, I=18.6, R2=20.7	USNO-B1
58.2	33.1394	-2.2116		B2=20.8, I=18.9	USNO-B1
63.4	33.1228	-2.1834		B1=21.1, I=18.0	USNO-B1
68.9	33.1525	-2.1880		B=18.6, R=15.9	APM-N
74.2	33.1485	-2.1803		B2=22.0, R1=19.9, R2=19.8	USNO-B1
74.7	33.1480	-2.1798		I=18.5, R2=20.6	USNO-B1
86.9	33.1117	-2.1897		I=18.1, R2=20.5	USNO-B1
87.5	33.1117	-2.1893		B1=20.4, I=18.8, R2=20.2	USNO-B1
90.6	33.1587	-2.2047		B=20.7, R=17.6	APM-N
91.2	33.1465	-2.1734		B1=21.1, I=18.3	USNO-B1
94.0	33.1415	-2.2213		B2=21.2, I=18.6	USNO-B1
96.9	33.1142	-2.2131		B=21.5, R=20.0	APM-N
96.9	33.1490	-2.1730		B=21.6, R=20.0	APM-N
101.4	33.1084	-2.1867		I=17.7, R2=20.1	USNO-B1
102.6	33.1634	-2.1928		I=18.6, R2=20.1	USNO-B1
106.9	33.1150	-2.1741		B1=21.1, B2=20.7, I=18.9	USNO-B1
109.4	33.1654	-2.1975		I=18.4, R2=19.4	USNO-B1
110.9	33.1056	-2.2051		B=21.7, R=20.0	APM-N
111.1	33.1659	-2.1983		I=18.9, R2=20.3	USNO-B1
112.0	33.1217	-2.1679		B2=20.9, I=18.6, R1=19.8, R2=19.8	USNO-B1
113.4	33.1320	-2.2274		B2=20.5, I=17.8	USNO-B1
114.4	33.1091	-2.2144		B=21.7, R=19.3	APM-N
115.5	33.1369	-2.2281		B2=20.4, I=18.9, R2=19.3	USNO-B1
116.1	33.1401	-2.2279		I=18.6, R2=19.1	USNO-B1
116.2	33.1386	-2.2281		B2=20.9, I=18.6, R2=18.9	USNO-B1
117.7	33.1404	-2.2283		B1=21.1, B2=20.4, I=18.8, R2=19.3	USNO-B1
117.7	33.1413	-2.2281		I=18.9, R2=19.8	USNO-B1
119.6	33.1445	-2.2279		B2=20.6, I=18.8, R1=20.0, R2=19.3	USNO-B1
120.8	33.1238	-2.2276		I=18.5, R2=20.6	USNO-B1
122.3	33.1467	-2.2279		B2=21.2, I=18.2, R2=19.4	USNO-B1
122.3	33.1470	-2.2278		B2=21.2, R1=19.9, R2=19.1	USNO-B1
123.4	33.1088	-2.1740		B=21.5, R=20.0	APM-N
124.4	33.1482	-2.2280		B2=19.9, I=18.6, R2=18.4	USNO-B1
124.9	33.1213	-2.2279		I=18.4, R2=20.7	USNO-B1
125.1	33.1086	-2.1735		B1=21.0, R1=19.8	USNO-B1
125.2	33.1486	-2.2281		B=21.7, R=19.6	APM-N
125.5	33.1489	-2.2280		B2=21.2, R2=19.3	USNO-B1
127.6	33.1499	-2.2282		B2=20.6, I=18.6, R2=18.8	USNO-B1
128.4	33.1512	-2.2278		B2=20.0, R1=19.6, R2=18.1	USNO-B1
131.2	33.1524	-2.2281		B2=21.2, I=18.6, R2=17.4	USNO-B1
132.5	33.1463	-2.1608		Mag=19.95	NED
132.9	33.1463	-2.1609		B=20.3, R=18.4	APM-N
133.8	33.1185	-2.1627		I=23.8, R2=19.3	USNO-B1
136.0	33.1729	-2.1953		I=18.6, R2=19.3	USNO-B1
136.4	33.1260	-2.2328		I=18.0, R1=20.0	USNO-B1
136.5	33.1730	-2.1964		I=18.3, R2=19.5	USNO-B1
136.7	33.1418	-2.2334		B2=21.2, I=18.3	USNO-B1
137.3	33.1413	-2.2336		B1=21.1, B2=21.2, I=18.3	USNO-B1
137.7	33.1732	-2.1991		I=18.8, R2=19.3	USNO-B1
137.8	33.1734	-2.1974		B2=20.5, I=18.1, R2=19.4	USNO-B1
138.7	33.1734	-2.1922		B1=21.1, I=18.9, R2=19.3	USNO-B1
138.9	33.1732	-2.2017		B2=20.4, I=18.3, R2=17.6	USNO-B1
139.5	33.1731	-2.2034		B2=20.7, I=18.0, R2=18.2	USNO-B1
140.5	33.1602	-2.1662		I=18.3, R2=19.2	USNO-B1
140.6	33.1732	-2.2046		B2=20.7, I=18.1, R2=19.3	USNO-B1
141.1	33.0959	-2.1979		B=22.3	SSS
141.3	33.1601	-2.1658		I=18.6, R2=19.4	USNO-B1
141.5	33.1731	-2.2062		B2=20.4, I=18.6, R2=19.3	USNO-B1
141.8	33.1732	-2.2060		B2=20.2, I=18.2, R2=17.6	USNO-B1
142.6	33.1727	-2.2083		B=21.7, R=19.8	APM-N
143.1	33.1561	-2.1623		I=18.0, R2=20.7	USNO-B1
143.5	33.1092	-2.2263		B2=20.3, R1=20.0, R2=19.3	USNO-B1
144.6	33.1571	-2.1625		I=18.5, R2=18.6	USNO-B1
145.4	33.1736	-2.1837		I=18.9, R2=19.9	USNO-B1
147.8	33.0968	-2.1812		I=18.5, R2=19.4	USNO-B1
149.9	33.1289	-2.2372		I=18.8, R2=19.0	USNO-B1
150.2	33.1600	-2.1625		I=12.4, R2=11.8	USNO-B1
151.1	33.1291	-2.2376		I=18.8, R2=19.3	USNO-B1
156.2	33.1184	-2.1559		B=22.0	SSS
156.9	33.1333	-2.2396		B=21.7, R=19.9	APM-N
160.6	33.0906	-2.2001		B=18.5	SSS
160.7	33.1741	-2.1744		B1=20.6, I=18.2	USNO-B1
165.9	33.0963	-2.2210		B=21.8	SSS
167.9	33.1063	-2.1593		B=22.3	SSS
167.9	33.1415	-2.2422		B=21.4, R=20.0	APM-N
169.4	33.0899	-2.1828		B2=21.2, I=18.2, R1=19.8, R2=19.4	USNO-B1
175.2	33.1019	-2.1603		R1=18.3, R2=19.2	USNO-B1
175.4	33.1025	-2.1598		B=21.7, R=18.6	APM-N
177.6	33.0923	-2.1713		B=21.3	SSS
179.5	33.1738	-2.1646		I=18.5, R2=20.7	USNO-B1
180.7	33.0949	-2.1658		B=22.0	SSS
181.3	33.0978	-2.2299		B=20.7, R=17.6	APM-N
181.3	33.1691	-2.1589		B=21.4	SSS
181.8	33.1344	-2.1455		I=18.9, R1=19.6, R2=20.4	USNO-B1
182.0	33.1742	-2.2280		B=8.6, R=20.0	APM-N
186.0	33.1824	-2.1752		B=21.7, R=18.4	APM-N
186.8	33.0966	-2.1612		B=21.7, R=19.9	APM-N
190.8	33.1283	-2.1434		B=21.5, R=20.0	APM-N
193.6	33.0924	-2.2288		I=18.3, R2=20.7	USNO-B1
194.3	33.0923	-2.2290		B=21.7, R=19.7	APM-N
194.4	33.0919	-2.2285		I=18.8, R1=20.0, R2=20.1	USNO-B1
195.2	33.1891	-2.1909		R1=19.7, R2=20.1	USNO-B1
195.9	33.1375	-2.1417		B2=21.7, I=18.8, R1=20.0, R2=20.1	USNO-B1
196.3	33.1879	-2.2094		Mag=20.10	NED
196.9	33.1881	-2.2094		B=20.6, R=18.4	APM-N
199.6	33.1890	-2.2091		B1=19.9, R2=20.6	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