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Swift Trigger: 685124

Presumed name: GRB 160504A

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Related pages: Burst Analyser | Enhanced position | Light curve | Spectrum | Image | XRT Catalogue entry | Download obs data | GCN Notices

BAT	11h 20m 10.32s, +55° 59′ 49.2″
position:	(170.043, +55.997 ± 180″)
XRT	11h 20m 17.18s, +56° 00′ 05.8″
position:	(170.0716, 56.0016 ± 2.1″)
UVOT	No position available.
Galactic NHI:	7.90×100 cm-2
Galactic E(B-V):	0.010 mag

Best RA:	11h 20m 17.18s	= 170.0716 d
Best Dec:	+56° 00′ 05.8″	= 56.0016 d
Gal Lat:	56.81
Gal Long:	146.24
Sun angle:	95.70°, -8.5 hr East of Sun

¹Sper #4 auto processing.

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GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

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Sun angle for this burst.

UVOT data

Blink images with DSS (link via GSFC)

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XRT SPER data

SPER results page for this trigger.

There are 4 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 11 20 17.27 (56.0016)
  • Dec (J2000): +56 00 05.8 ( 56.00034)
  • Error (90%): 2.1
  • Counts in Source: 117

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

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Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Date reported	Source	Misc	Query
1.1′′	170.07158	56.00131		GCN #19389	GRB160504A: Gemini NIR Observations
1.3′′	170.07224	56.00158		GCN #19386	GRB 160504A: Enhanced Swift-XRT position
2.7′′	170.07292	56.00158		GCN #19393	GRB 160504A: Swift-BAT refined analysis
6.0′′	170.07308	56.00017		GCN #19382	GRB 160504A: Swift detection of a burst

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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
151.0	170.1453	55.9937	2MASS J11203487+5559373	H=13.771, J=14.408, K=13.633, g=17.464, i=15.726, r=16.151, u=20.206, z=15.534
172.8	170.1038	55.9571	SDSS J112024.90+555725.6	g=18.244, i=16.735, r=17.246, u=19.58, z=16.400

* 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*	Redshift		Catalogue	Query
9.5	170.0763	56.0022		Mag=20.7	NED
9.5	170.0762	56.0022		R=21.1, g=22.1, i=20.3, u=25.3, z=19.7	SDSS
23.2	170.0687	55.9953		Mag=23.4	NED
23.2	170.0689	55.9953		R=22.0, g=23.3, i=22.0, u=22.6, z=21.4	SDSS
25.3	170.0675	56.0083		Mag=25.2	NED
26.5	170.0742	56.0089		Mag=23.0	NED
26.5	170.0743	56.0088		R=21.8, g=22.9, i=21.4, u=22.7, z=22.7	SDSS
38.2	170.0902	55.9996		R=20.6, g=21.1, i=20.3, u=22.1, z=20.2	SDSS
38.2	170.0854	55.9942		Mag=20.1	NED
38.2	170.0900	55.9997		Mag=21.1	NED

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

There are 348 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	Query
12.1	170.0776	56.0017	B2=21.8, R1=19.9	USNO-B1
25.3	170.0677	56.0083	I=21.7, R=22.5, g=25.1, u=23.5, z=21.1	SDSS
33.7	170.0556	56.0044	I=22.0, R=22.8, g=23.7, u=22.9, z=21.5	SDSS
36.3	170.0557	56.0063	I=24.2, R=25.8, g=25.5, u=22.0, z=22.3	SDSS
37.8	170.0853	55.9944	h=16.1, j=16.4, k=15.8	2MASS
37.9	170.0853	55.9944	B2=20.2, I=17.7, R1=18.6, R2=18.8	USNO-B1
37.9	170.0836	56.0097	I=25.1, R=24.3, g=25.7, u=22.0, z=22.9	SDSS
38.2	170.0854	55.9943	I=18.2, R=18.8, g=20.1, u=22.2, z=17.9	SDSS
38.5	170.0904	55.9997	B2=20.4, R1=19.9, R2=20.4	USNO-B1
51.6	170.0595	56.0142	B1=20.6, R1=18.7	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 167 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.