Swift Trigger: 683906

Presumed name: GRB 160424A

BAT	21^h 17^m 55.44^s, -60° 24′ 18.0″
position:	(319.481, -60.405 ± 180″)
XRT	21^h 17^m 56.41^s, -60° 24′ 53.3″
position:	(319.48505, -60.41481 ± 3.8″)
UVOT	No position available.
Galactic N_HI:	3.49×10⁰ cm^-2
Galactic E(B-V):	0.038 mag

Best RA:	21^h 17^m 56.41^s	= 319.48505 d
Best Dec:	-60° 24′ 53.3″	= -60.41481 d

Gal Lat:	-41.2
Gal Long:	334.71

Sun angle:	93.05°, 4.8 hr West

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

white image

Blink images with DSS (link via GSFC)

XRT SPER data

SPER results page for this trigger.

There are 7 SPER messages, and 1 objects have been found

- Object 1
- RA (J2000) : 21 17 56.41 ( 319.48506)
- Dec (J2000): -60 24 53.3 ( -60.41480)
- Error (90%): 3.802"
- Counts in Source: 157

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′′	319.48505	-60.41481	GCN #19336	GRB 160424A: Swift-XRT observations
24.1′′	319.48208	-60.40828	GCN #19338	GRB 160424A: Swift-BAT refined analysis
36.0′′	319.48100	-60.40500	GCN #19335	GRB 160424A: Swift detection of a burst

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

* 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
12.8	319.4922	-60.4147	I=19.0, R2=20.2	USNO-B1
23.5	319.4722	-60.4163	B=22.3	SSS
24.7	319.4935	-60.4202	B=21.8, R2=19.7	SSS
24.9	319.4938	-60.4200	Mag=19.8	NED
26.4	319.4700	-60.4150	Mag=18.2	NED
27.1	319.4698	-60.4150	B=20.4, R2=18.4, i=17.8	SSS
31.5	319.4676	-60.4135	B=23.0, R2=20.2, i=18.9	SSS
31.6	319.4676	-60.4132	I=19.0, R2=20.1	USNO-B1
35.5	319.5050	-60.4139	Mag=18.2	NED
45.4	319.5071	-60.4085	B=18.8, R2=17.8, i=17.4	SSS

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

There are 129 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
19.6	319.4931	-60.4185	B2=20.8, I=18.9, R2=20.0	USNO-B1
23.1	319.4740	-60.4114	B2=20.2, R1=19.8, R2=21.0	USNO-B1
24.4	319.4937	-60.4201	B2=20.8, I=18.8, R1=19.6, R2=20.4	USNO-B1
26.8	319.4700	-60.4150	h=15.8, j=16.7, k=14.8	2MASS
27.0	319.4699	-60.4149	B2=20.1, I=18.1, R1=18.2, R2=18.2	USNO-B1
35.7	319.5050	-60.4137	h=14.7, j=15.1, k=14.6	2MASS
35.9	319.5051	-60.4136	B2=17.3, I=15.7, R1=16.0, R2=15.7	USNO-B1
40.5	319.5076	-60.4133	B2=20.7, R1=19.9, R2=19.0	USNO-B1
40.9	319.5047	-60.4208	B2=20.8, I=18.2, R1=19.6, R2=19.6	USNO-B1
41.2	319.4844	-60.4263	B2=20.0, I=18.5, R1=19.5, R2=19.7	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 178 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.