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Swift Trigger: 715246

Presumed name: GRB 161004B

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

BAT	07h 28m 37.68s, -39° 53′ 42.0″
position:	(112.157, -39.895 ± 180″)
XRT	07h 28m 36.34s, -39° 53′ 51.7″
position:	(112.1514, -39.8977 ± 2.0″)
UVOT	No position available.
Galactic NHI:	2.14×100 cm-2
Galactic E(B-V):	0.396 mag

Best RA:	07h 28m 36.34s	= 112.1514 d
Best Dec:	-39° 53′ 51.7″	= -39.8977 d
Gal Lat:	-10.5
Gal Long:	252.58
Sun angle:	78.39°, 5.3 hr West

¹Sper #8 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 11 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 07 28 36.34 (-39.8976)
  • Dec (J2000): -39 53 51.5 ( -39.89813)
  • Error (90%): 2.0
  • Counts in Source: 992

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
0.2′′	112.15142	-39.89764		GCN #19988	GRB 161004B: Prompt enhanced Swift-XRT position
0.8′′	112.15126	-39.89791		GCN #19991	GRB 161004B: Enhanced Swift-XRT position
5.2′′	112.15290	-39.89858		GCN #19987	GRB 161004B: Swift detection of a burst
13.0′′	112.15583	-39.89647		GCN #19995	GRB 161004B: Swift-BAT refined analysis

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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
88.9	112.1459	-39.9220	UCAC2 14769028	B=14.692, H=8.84, I=11.11, J=9.666, K=8.608, R=12.50, V=12.934, g=13.787, i=11.606, r=12.260

* 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
13.6	112.1480	-39.9005		I=18.3, R2=20.0	USNO-B1
28.9	112.1409	-39.8976		B=21.1, R2=20.5	SSS
34.4	112.1392	-39.8997		B=21.8, R2=20.5	SSS
35.3	112.1481	-39.8882		B=21.2, R2=20.1, i=18.7	SSS
43.4	112.1581	-39.8868		B=21.6, R2=19.8	SSS
49.0	112.1438	-39.9100		I=18.5, R1=18.9, R2=19.9	USNO-B1
51.0	112.1385	-39.8875		B2=18.6, I=17.3, R1=17.6, R2=17.7	USNO-B1
51.4	112.1333	-39.9010		B=22.0, R2=20.2	SSS
58.8	112.1720	-39.8936		B=20.8, R2=19.4	SSS
66.1	112.1278	-39.8946		B2=20.1, I=17.1, R1=17.8, R2=18.0	USNO-B1

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

There are 106 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
13.5	112.1480	-39.9004	h=17.4, j=16.7, k=14.9	2MASS
17.3	112.1451	-39.8974	B2=20.6, R1=18.8, R2=19.4	USNO-B1
20.8	112.1498	-39.9034	h=16.0, j=16.7, k=15.9	2MASS
21.2	112.1498	-39.9035	B2=18.8, I=17.8, R1=17.8, R2=17.8	USNO-B1
23.7	112.1582	-39.8937	I=18.4, R1=18.9, R2=18.8	USNO-B1
25.0	112.1471	-39.8916	B2=20.7, R1=18.7, R2=19.2	USNO-B1
25.8	112.1579	-39.8926	B2=16.9, I=15.0, R1=16.0, R2=16.2	USNO-B1
25.9	112.1579	-39.8925	h=14.4, j=14.8, k=14.5	2MASS
29.3	112.1408	-39.8977	B2=20.6, R2=19.8	USNO-B1
29.6	112.1611	-39.9011	h=15.9, j=16.6, k=16.2	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 337 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.