Swift Trigger: 566545

Presumed name: GRB 130816A

BAT	13^h 08^m 40.08^s, -58° 56′ 52.8″
position:	(197.167, -58.948 ± 180″)
XRT	13^h 08^m 33.58^s, -58° 56′ 42.7″
position:	(197.1399, -58.9452 ± 2.2″)
UVOT	No position available.
Galactic N_HI:	3.87×10²¹ cm^-2
Galactic E(B-V):	NED unavailable

Best RA:	13^h 08^m 33.58^s	= 197.1399 d
Best Dec:	-58° 56′ 42.7″	= -58.9452 d

Gal Lat:	3.85
Gal Long:	305.14

Sun angle:	83.88°, -3.4 hr East of Sun

¹Sper #5 auto processing.

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 11 SPER messages, and 1 objects have been found

- Object 1 - enhanced position.
- RA (J2000) : 13 08 33.50 (-58.9452)
- Dec (J2000): -58 56 42.6 ( -58.94575)
- Error (90%): 2.1
- Counts in Source: 210

See the SPER page for details of how this position was produced.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Source	Misc
0.0′′	197.13990	-58.94520	GCN #15097	GRB 130816A: Swift detection of a burst
2.3′′	197.14083	-58.94478	GCN #15098	GRB 130816A: REM NIR candidate afterglow
2.3′′	197.14081	-58.94476	GCN #15100	GRB 130816A: Enhanced Swift-XRT position
202.5′′	197.09300	-58.99600	GCN #15105	GRB 130816A� Swift-BAT refined analysis

Catalogue Searches. Searched 3.33′ around XRT 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
192.0	197.1459	-58.8920	IRAS 13055-5837

* 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
12.4	197.1421	-58.9419	B=18.6, R2=17.6, i=17.3	SSS
13.8	197.1325	-58.9456	B2=19.1, R1=18.6	USNO-B1
18.6	197.1487	-58.9477	B=18.6, R2=17.7, i=17.3	SSS
19.3	197.1376	-58.9400	B2=16.4, R1=16.9	USNO-B1
24.2	197.1529	-58.9455	B=21.3	SSS
40.8	197.1618	-58.9464	B=19.8, i=19.2	SSS
41.0	197.1582	-58.9515	B=19.4, R2=18.4, i=18.8	SSS
41.6	197.1473	-58.9343	B=20.5, R2=19.8, i=19.4	SSS
42.2	197.1507	-58.9349	B=19.5, R2=18.7, i=18.8	SSS
42.8	197.1509	-58.9347	B2=19.8, R1=17.9	USNO-B1

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

There are 277 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
9.3	197.1355	-58.9440	h=15.2, j=16.1, k=15.2	2MASS
10.8	197.1372	-58.9479	B2=19.1, R1=17.7, R2=17.5	USNO-B1
10.9	197.1369	-58.9478	h=15.2, j=15.9, k=15.0	2MASS
12.1	197.1415	-58.9419	h=15.3, j=15.8, k=15.2	2MASS
12.3	197.1420	-58.9420	B2=17.4, I=16.2, R1=16.6, R2=16.7	USNO-B1
18.6	197.1356	-58.9405	B2=18.4, R1=17.0, R2=16.4	USNO-B1
18.7	197.1489	-58.9475	h=15.6, j=16.0, k=15.4	2MASS
18.9	197.1349	-58.9406	h=15.3, j=15.7, k=15.1	2MASS
19.0	197.1490	-58.9476	B2=17.8, I=16.6, R1=17.2	USNO-B1
20.1	197.1412	-58.9507	h=15.5, j=15.8, k=15.3	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 1113 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.