Swift Trigger: 712505

Presumed name: GRB 160917A

BAT	19^h 42^m 41.04^s, +46° 23′ 56.4″
position:	(295.671, +46.399 ± 180″)
XRT	19^h 42^m 40.33^s, +46° 24′ 11.6″
position:	(295.66805, 46.40321 ± 4.2″)
UVOT	No position available.
Galactic N_HI:	1.14×10⁰ cm^-2
Galactic E(B-V):	0.140 mag

Best RA:	19^h 42^m 40.33^s	= 295.66805 d
Best Dec:	+46° 24′ 11.6″	= 46.40321 d

Gal Lat:	11.2
Gal Long:	79.66

Sun angle:	108.86°, -8.0 hr East of Sun

¹Sper #1 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 1 SPER messages, and 1 objects have been found

- Object 1
- RA (J2000) : 19 42 40.33 ( 295.66805)
- Dec (J2000): +46 24 11.6 ( 46.40321)
- Error (90%): 4.193"
- Counts in Source: 66

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′′	295.66805	46.40321	GCN #19926	GRB 160917A: Swift detection of a burst
3.4′′	295.66687	46.40368	GCN #19931	GRB 160917A: Swift/UVOT Detection
4.5′′	295.66638	46.40367	GCN #19927	GRB 160917A: Enhanced Swift-XRT position
5.4′′	295.66588	46.40336	GCN #19929	GRB 160917A: Mondy optical observations
41.5′′	295.65200	46.40000	GCN #19934	GRB 160917A: Swift-BAT refined analysis

There are 11 matches in total. See the full table for details.

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
124.8	295.7160	46.3928	2MASS J19425184+4623340	B=15.8, H=11.19, I=13.3, J=11.82, K=10.92, R=14.8
129.2	295.7002	46.4315	KIC 9720114
129.6	295.7013	46.3755	KIC 9659036	H=12.433, J=13.094, K=12.264
164.0	295.7335	46.3973	KIC 9659131	H=13.633, J=14.130, K=13.530

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
28.0	295.6786	46.4004	B2=20.3, R2=20.3	USNO-B1
37.1	295.6645	46.4132	B2=20.2, R2=19.5	USNO-B1
42.8	295.6731	46.4146	B2=20.3, I=18.3, R2=19.7	USNO-B1
51.2	295.6885	46.4050	B1=20.4, B2=19.6, I=17.9, R2=19.1	USNO-B1
52.8	295.6891	46.4052	R1=18.6, R2=18.5	USNO-B1
58.9	295.6446	46.4009	B1=20.2, B2=19.9, R1=19.0, R2=18.5	USNO-B1
63.0	295.6603	46.4199	B2=19.9, I=17.7, R2=18.7	USNO-B1
72.4	295.6391	46.4007	I=18.2, R2=19.8	USNO-B1
72.7	295.6746	46.4229	B1=19.9, I=16.7, R1=18.4	USNO-B1
75.0	295.6740	46.4236	B2=20.0, R1=18.9, R2=19.0	USNO-B1

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

There are 84 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
10.9	295.6697	46.4060	I=18.7, R2=20.0	USNO-B1
11.0	295.6644	46.4049	h=12.5, j=13.0, k=12.4	2MASS
11.1	295.6644	46.4050	B1=16.0, B2=15.8, I=14.1, R1=14.5, R2=14.7	USNO-B1
11.7	295.6718	46.4012	B1=20.4, I=17.5, R2=17.9	USNO-B1
12.6	295.6719	46.4010	B1=19.5, B2=18.9, R1=18.0	USNO-B1
12.7	295.6719	46.4009	h=16.9, j=17.0, k=15.6	2MASS
19.8	295.6602	46.4039	h=16.1, j=16.5, k=15.7	2MASS
19.8	295.6602	46.4041	B1=19.1, B2=18.9, I=17.2, R1=17.7, R2=17.6	USNO-B1
19.8	295.6760	46.4032	h=15.8, j=16.8, k=15.6	2MASS
20.1	295.6761	46.4033	B1=20.1, B2=20.0, I=17.9, R1=18.8, R2=18.6	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 445 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.