Swift Trigger: 658045

Presumed name: Non-burst

BAT	07^h 51^m 43.68^s, -54° 03′ 00.0″
position:	(117.932, -54.050 ± 180″)
XRT	07^h 51^m 32.90^s, -53° 56′ 52.1″
position:	(117.8871, -53.9478 ± 5.3″)
UVOT	No position available.
Galactic N_HI:	1.22×10⁰ cm^-2
Galactic E(B-V):	0.248 mag

Best RA:	07^h 51^m 32.90^s	= 117.8871 d
Best Dec:	-53° 56′ 52.1″	= -53.9478 d

Gal Lat:	-13.46
Gal Long:	267.17

Sun angle:	76.82°, 5.0 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

white image

Blink images with DSS (link via GSFC)

XRT SPER data

SPER results page for this trigger.

There are 3 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	Date reported	Source	Misc	Query

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
146.2	117.8615	-53.9101	TYC 8553-2020-1	B=12.27, H=8.728, J=9.393, K=8.597, V=11.20
162.7	117.9474	-53.9758	UCAC2 8451576	B=13.76, H=7.85, I=10.05, J=8.72, K=7.542, R=11.54, V=12.03, g=12.90, i=10.58, r=11.40
169.6	117.8073	-53.9512	TYC 8553-937-1	B=11.89, H=8.354, J=8.898, K=8.192, V=10.87

There are 3 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
15.4	117.8837	-53.9516	R1=19.1, R2=19.5	USNO-B1
16.0	117.8924	-53.9447	I=18.5, R2=20.3	USNO-B1
18.2	117.8811	-53.9514	B=22.1	SSS
20.2	117.8884	-53.9422	B=21.4, R2=20.3	SSS
23.7	117.8796	-53.9527	B=19.7, R2=17.6, i=16.7	SSS
28.8	117.8737	-53.9492	B=20.4, R2=19.1, i=18.4	SSS
33.4	117.8713	-53.9479	B=20.0, R2=18.0, i=16.4	SSS
46.5	117.8663	-53.9436	B2=18.9, I=17.5, R1=17.7, R2=17.7	USNO-B1
52.5	117.8647	-53.9540	B2=18.9, I=18.1, R1=17.7, R2=17.9	USNO-B1
53.3	117.9119	-53.9502	B=19.2, R2=18.5, i=17.9	SSS

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

There are 76 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
15.3	117.8923	-53.9448	h=16.4, j=16.8, k=15.4	2MASS
16.6	117.8938	-53.9502	B2=19.7, R1=18.9, R2=17.6	USNO-B1
19.0	117.8956	-53.9494	h=13.7, j=14.0, k=13.5	2MASS
19.0	117.8955	-53.9496	B2=16.2, I=14.3, R1=14.7, R2=14.8	USNO-B1
19.9	117.8884	-53.9423	B2=21.2, R1=19.3	USNO-B1
20.0	117.8952	-53.9506	h=15.8, j=15.2, k=14.5	2MASS
23.8	117.8799	-53.9529	B2=19.5, I=17.0, R1=17.1, R2=17.6	USNO-B1
23.8	117.8799	-53.9529	h=14.7, j=15.5, k=14.5	2MASS
24.9	117.8961	-53.9434	B2=14.9, I=13.1, R1=13.8, R2=13.9	USNO-B1
25.1	117.8961	-53.9433	h=12.2, j=12.6, k=12.2	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 355 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.