Swift Trigger: 1402466

Presumed name: GRB 251007A

BAT	08^h 32^m 41.52^s, +21° 49′ 22.8″
position:	(128.173, +21.823 ± 180″)
XRT	08^h 32^m 42.60^s, +21° 48′ 49.7″
position:	(128.1775, 21.8138 ± 5.4″)
UVOT	08^h 32^m 42.38^s, +21° 48′ 45.7″
position:	(128.1766, +21.8127 ± 0.6″)
Galactic N_HI:	3.47×10²⁰ cm^-2
Galactic E(B-V):	0.041 mag

Best RA:	08^h 32^m 42.38^s	= 128.1766 d
Best Dec:	+21° 48′ 45.7″	= +21.8127 d

Gal Lat:	31.52
Gal Long:	202.82

Sun angle:	69.39°, 4.3 hr West

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

Sun angle for this burst.

UVOT data

No UVOT images are currently available.

XRT SPER data

SPER results page for this trigger.

No SPER data received yet. Refresh this page to check again.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Date reported	Source	Misc	Query

Catalogue Searches. Searched 200′ around UVOT position

Click on the distance to view the full details (not available for sources from the SSS catalogue). Click on the column headers to sort the table on that column (click again to invert sort order).

SIMBAD

	RA*	Dec*	SIMBAD name
47.9	128.1909	21.8124	2MASS J08324580+2148447	B=19.60, G=18.855682, H=16.282, J=17.100, K=15.486, V=19.38, g=19.1885, i=18.9747, r=19.1075, u=19.5972, z=18.8990
103.3	128.2020	21.8291	UCAC4 560-046309	B=13.194, G=12.041016, H=10.224, J=10.709, K=10.138, R=12.120, V=12.260, g=12.737, i=11.722, r=11.962
130.9	128.2145	21.8219	TYC 1398-780-1	B=11.80, G=11.209579, H=10.179, J=10.392, K=10.107, V=11.43
181.2	128.1398	21.7758	2MASS J08323353+2146328	G=18.516520, H=14.488, J=15.068, K=14.141

There are 4 SIMBAD objects within the position error. The full list is here.

* RA/Dec in equinox J2000

X-ray sources

	RA*	Dec*		Source table²	Observatory	Query

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

¹Energy band for count-rate is mission specific.

Galaxies

	RA*	Dec*		Catalogue
11.8	128.1801	21.8133	R=22.6, g=23.8, i=22.1, u=23.1, z=21.8	SDSS
12.5	128.1798	21.8110	R=22.9, g=23.6, i=22.2, u=24.5, z=22.2	SDSS
12.7	128.1798	21.8108	R=22.2, g=25.1, i=21.5, u=23.4, z=21.9	SDSS
15.9	128.1737	21.8162	R=21.3, g=22.1, i=21.0, u=22.9, z=20.4	SDSS
15.9	128.1737	21.8162	R=21.3, g=22.5, i=20.8, u=23.1, z=20.6	SDSS
17.4	128.1714	21.8134	R=23.7, g=24.4, i=22.0, u=23.9, z=21.6	SDSS
17.7	128.1788	21.8082	R=22.5, g=22.9, i=22.0, u=23.9, z=22.5	SDSS
17.7	128.1789	21.8083	R=22.5, g=22.9, i=21.9, u=22.4, z=22.2	SDSS
18.7	128.1820	21.8114	B=17.2, R=15.5	APM-N
19.2	128.1724	21.8163	R=21.6, g=22.5, i=21.3, u=22.8, z=20.9	SDSS

Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.

There are 378 galaxies within the position error. The full list is here.

* 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

Stars

	RA*	Dec*		Catalogue
6.1	128.1757	21.8112	I=22.2, R=23.5, g=24.0, u=26.0, z=21.6	SDSS
11.0	128.1733	21.8130	I=19.9, R=21.1, g=22.7, u=25.7, z=19.4	SDSS
11.0	128.1733	21.8130	I=20.0, R=21.0, g=22.4, u=25.9, z=19.4	SDSS
12.1	128.1802	21.8133	I=22.2, R=22.9, g=24.0, u=25.2, z=22.4	SDSS
12.8	128.1790	21.8155	I=25.4, R=25.3, g=25.4, u=22.3, z=22.2	SDSS
16.2	128.1810	21.8108	I=19.0, R=19.7, g=21.0, u=22.7, z=18.8	SDSS
16.2	128.1810	21.8108	I=19.0, R=19.6, g=20.9, u=23.2, z=18.7	SDSS
16.3	128.1810	21.8108	I=18.9, R=19.6, g=21.1, u=24.2, z=18.8	SDSS
17.7	128.1787	21.8082	I=21.7, R=23.2, g=22.8, u=22.8, z=21.8	SDSS
18.7	128.1820	21.8114	B1=17.1, B2=17.1, I=14.9, R1=14.9, R2=15.6	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 379 stars within the position error. The full list is here.

* 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.