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Home > GRB region information > 735188

Swift Trigger: 735188

Presumed name: GRB 170126A

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

BAT	17h 34m 18.96s, -64° 45′ 25.2″
position:	(263.579, -64.757 ± 180″)
XRT	17h 34m 31.86s, -64° 45′ 37.7″
position:	(263.63274, -64.76048 ± 3.8″)
UVOT	17h 34m 31.94s, -64° 45′ 36.7″
position:	(263.6331, -64.7602 ± 0.6″)
Galactic NHI:	5.50×100 cm-2
Galactic E(B-V):	0.074 mag

Best RA:	17h 34m 31.94s	= 263.6331 d
Best Dec:	-64° 45′ 36.7″	= -64.7602 d
Gal Lat:	-16.71
Gal Long:	327.79
Sun angle:	55.00°, 3.0 hr West

¹Sper #2 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 3 SPER messages, and 1 objects have been found

• • Object 1
  • RA (J2000) : 17 34 31.87 ( 263.63279)
  • Dec (J2000): -64 45 38.0 ( -64.76056)
  • Error (90%): 3.751"
  • Counts in Source: 62

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
0.3′′	263.63313	-64.76028		GCN #20530	GRB 170126A: Swift detection of a burst with an optical counterpart
0.6′′	263.63321	-64.76036		GCN #20534	GRB 170126A: Swift/UVOT Detection of a Fading Afterglow
1.6′′	263.63308	-64.76064		GCN #20531	GRB 170126A: Enhanced Swift-XRT position
24.1′′	263.62250	-64.75525		GCN #20557	GRB 170126A� 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
155.7	263.5413	-64.7792	LEDA 319312
182.8	263.6900	-64.8050	2MASS J17344564-6448179	B=14.604, H=11.809, J=12.198, K=11.71, R=13.69, V=13.756, i=13.284

* 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
20.6	263.6193	-64.7602		B2=21.6, R1=18.8, R2=20.7	USNO-B1
21.7	263.6258	-64.7552		B=21.3, R2=20.9	SSS
29.2	263.6150	-64.7628			NED
30.0	263.6449	-64.7539		B=20.4, R2=18.9, i=18.2	SSS
43.9	263.6614	-64.7602		B=22.0	SSS
46.0	263.6456	-64.7489		B2=19.7, R1=18.8	USNO-B1
46.1	263.6094	-64.7524		B=22.0, R2=20.4, i=18.7	SSS
46.8	263.6125	-64.7508		B=18.7, R2=17.9, i=17.0	SSS
50.6	263.6046	-64.7678		B=18.7, R2=18.0, i=16.9	SSS
52.5	263.6587	-64.7697			NED

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

There are 167 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
6.2	263.6290	-64.7598	h=15.7, j=15.9, k=15.3	2MASS
6.5	263.6289	-64.7598	B2=18.2, I=17.2, R1=16.8, R2=17.1	USNO-B1
10.1	263.6293	-64.7629	B2=19.5, I=18.0, R1=17.8, R2=18.9	USNO-B1
20.4	263.6425	-64.7566	I=18.6, R1=18.5	USNO-B1
28.4	263.6162	-64.7569	h=15.4, j=16.0, k=15.3	2MASS
28.7	263.6161	-64.7569	B2=18.9, I=17.5, R1=17.0, R2=17.7	USNO-B1
29.1	263.6148	-64.7631	B2=16.3, I=14.8, R1=15.2, R2=15.3	USNO-B1
29.1	263.6148	-64.7631	h=14.1, j=14.5, k=14.2	2MASS
30.1	263.6448	-64.7539	B2=19.5, I=18.5, R1=17.8, R2=19.1	USNO-B1
30.8	263.6179	-64.7547	B2=19.1, I=18.1, R1=17.6, R2=18.7	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 574 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.