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Swift Trigger: 720568

Presumed name: GRB 161104A

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

BAT	05h 11m 31.44s, -51° 27′ 07.2″
position:	(77.881, -51.452 ± 180″)
XRT	05h 11m 34.17s, -51° 27′ 32.3″
position:	(77.89236, -51.45898 ± 4.5″)
UVOT	No position available.
Galactic NHI:	1.36×100 cm-2
Galactic E(B-V):	0.016 mag

Best RA:	05h 11m 34.17s	= 77.89236 d
Best Dec:	-51° 27′ 32.3″	= -51.45898 d
Gal Lat:	-36.21
Gal Long:	258.5
Sun angle:	105.27°, 9.5 hr West

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

• • Object 1
  • RA (J2000) : 05 11 34.17 ( 77.89236)
  • Dec (J2000): -51 27 32.3 ( -51.45898)
  • Error (90%): 4.466"
  • Counts in Source: 7

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
0.0′′	77.89236	-51.45898		GCN #20123	GRB 161104A: Swift detection of a short burst
3.5′′	77.89375	-51.45942		GCN #20166	GRB 161104A: Chandra X-ray observations
3.5′′	77.89375	-51.45942		GCN #20137	GRB 161104A: Gemini South optical observations
4.9′′	77.89358	-51.46011		GCN #20124	GRB 161104A: Enhanced Swift-XRT position
11.0′′	77.89487	-51.46161		GCN #20168	GRB 161104A: Magellan imaging and spectroscopy
51.7′′	77.90542	-51.44714		GCN #20129	GRB 161104A� Swift-BAT refined analysis

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

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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

* 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
27.8	77.9029	-51.4550		Mag=20.10	NED
28.1	77.9031	-51.4550		B=20.3, R2=20.1	SSS
29.3	77.9035	-51.4548		B2=20.9, R1=20.2, R2=20.8	USNO-B1
31.2	77.9002	-51.4662		I=18.8, R2=21.4	USNO-B1
43.1	77.8942	-51.4708		Mag=20.10	NED
45.4	77.8948	-51.4715		B=18.6, R2=17.1, i=16.8	SSS
61.9	77.9200	-51.4581		Mag=19.71	NED
62.2	77.9200	-51.4579		B=19.7, R2=18.2, i=17.7	SSS
66.2	77.8711	-51.4463		B=21.9, R2=20.3	SSS
70.4	77.9193	-51.4490		I=18.5, R1=20.0, R2=20.3	USNO-B1

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

There are 85 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
15.3	77.8874	-51.4560	R1=20.4, R2=21.0	USNO-B1
19.5	77.9005	-51.4608	B2=20.1, I=18.5, R1=20.0, R2=19.9	USNO-B1
22.0	77.8841	-51.4623	B2=21.6, R1=20.1	USNO-B1
28.2	77.9030	-51.4548	B2=19.5, I=18.8, R2=19.8	USNO-B1
34.8	77.8887	-51.4684	h=16.0, j=16.2, k=15.9	2MASS
35.0	77.8886	-51.4684	B2=18.6, I=16.9, R1=17.7, R2=17.2	USNO-B1
36.7	77.9051	-51.4654	B2=17.8, I=16.1, R1=17.1, R2=16.6	USNO-B1
36.8	77.9051	-51.4654	h=15.1, j=15.5, k=14.9	2MASS
41.6	77.8824	-51.4687	B2=18.6, I=17.2, R1=17.9, R2=17.6	USNO-B1
41.6	77.8823	-51.4687	h=16.1, j=16.6, k=16.5	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 145 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.