Swift Trigger: 550906

Presumed name: GRB 130313A

BAT	15^h 45^m 41.52^s, -00° 21′ 43.2″
position:	(236.423, -0.362 ± 180″)
XRT	No position available.
UVOT	No position available.
Galactic N_HI:	5.89×10²⁰ cm^-2
Galactic E(B-V):	NED unavailable

Best RA:	15^h 45^m 41.52^s	= 236.423 d
Best Dec:	-00° 21′ 43.2″	= -0.362 d

Gal Lat:	39.94
Gal Long:	6.94

Sun angle:	117.15°, 7.8 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

u image

white image

Blink images with DSS (link via GSFC)

XRT SPER data

SPER results page for this trigger.

There are 6 SPER messges, but no object has been found.

See the SPER page for details of how the SPER image is searched for objects.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Source	Misc
0.0′′	236.42300	-0.36200	GCN #14293	GRB 130313A: Swift detection of a short burst
48.3′′	236.41100	-0.36797	GCN #14302	GRB130313A: Optical observations from GTC
52.6′′	236.41005	-0.36874	GCN #14297	GRB 130313A: Swift-XRT detection of a possible X-ray afterglow
53.0′′	236.41004	-0.36897	GCN #14300	GRB 130313A: Swift-XRT refined Analysis
59.3′′	236.43792	-0.35500	GCN #14296	GRB 130313A: Swift-BAT refined analysis
65.5′′	236.40762	-0.37172	GCN #14322	GRB 130313A: optical upper limit in CrAO
147.1′′	236.40492	-0.32536	GCN #14321	GRB 130313A: optical upper limit in Mondy observatory

There are 14 matches in total. See the full table for details.

Catalogue Searches. Searched 3.33′ around BAT 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		Query
190.5	236.3896	-0.3210	1RXS J154533.5-001915

* RA/Dec in equinox J2000

X-ray sources

	RA*	Dec*		Source table²	Observatory	Query
190.2	236.3896	0.3210	1.287e-2 +/- 7.068e-3	0.000e+0	RASSFSC

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

¹Energy band for count-rate is mission specific.

Galaxies

	RA*	Dec*		Catalogue
7.7	236.4236	-0.3640	B=21.1, R=20.0	APM-N
8.8	236.4238	-0.3644	Mag=20.3	NED
17.3	236.4272	-0.3597	B=21.8, R=20.0	APM-N
18.4	236.4247	-0.3572	B=21.0, R=19.5	APM-N
18.4	236.4230	-0.3569	B=22.3	SSS
18.5	236.4247	-0.3571	R=20.0, g=20.5, i=19.6, u=21.9, z=19.4	SDSS
18.5	236.4246	-0.3571	R=19.9, g=20.4, i=19.6, u=21.4, z=19.4	SDSS
18.6	236.4229	-0.3569	Mag=22.1	NED
19.5	236.4235	-0.3674	B=20.3, R=19.5	APM-N
19.7	236.4233	-0.3675	Mag=20.2	NED

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

There are 689 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
8.8	236.4238	-0.3643	B1=20.5, B2=20.1, R2=19.8	USNO-B1
8.8	236.4237	-0.3643	I=19.7, R=19.8, g=20.4, u=21.5, z=19.6	SDSS
8.8	236.4238	-0.3643	I=19.7, R=19.8, g=20.3, u=21.5, z=19.6	SDSS
17.2	236.4237	-0.3573	B2=21.1, R1=19.5	USNO-B1
18.3	236.4246	-0.3572	B1=20.9, B2=20.4, R1=18.4, R2=20.1	USNO-B1
18.6	236.4230	-0.3568	I=21.2, R=21.6, g=22.1, u=23.2, z=21.2	SDSS
18.6	236.4231	-0.3568	I=21.1, R=21.4, g=22.0, u=23.0, z=21.1	SDSS
19.5	236.4235	-0.3674	B1=20.1, B2=20.1, I=18.4, R1=19.1, R2=19.6	USNO-B1
19.7	236.4236	-0.3675	I=19.4, R=19.6, g=20.2, u=21.3, z=19.2	SDSS
19.8	236.4235	-0.3675	I=19.4, R=19.6, g=20.2, u=21.3, z=19.3	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 621 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.