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Home > GRB region information > 754549

Swift Trigger: 754549

Presumed name: GRB 170526A

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

BAT	00h 18m 49.92s, +01° 14′ 24.0″
position:	(4.708, 1.240 ± 180″)
XRT	00h 18m 49.78s, +01° 16′ 38.3″
position:	(4.7074, 1.2773 ± 4.9″)
UVOT	No position available.
Galactic NHI:	2.92×100 cm-2
Galactic E(B-V):	0.025 mag

Best RA:	00h 18m 49.78s	= 4.7074 d
Best Dec:	+01° 16′ 38.3″	= 1.2773 d
Gal Lat:	-60.53
Gal Long:	106.18
Sun angle:	60.45°, 3.9 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 - enhanced position.
  • RA (J2000) : 00 18 49.79 (1.2773)
  • Dec (J2000): +01 16 38.1 ( 1.27752)
  • Error (90%): 4.9
  • Counts in Source: 8

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′′	4.70740	1.27730		GCN #21149	GRB 170526A: Swift detection of a burst
1.3′′	4.70721	1.27700		GCN #21151	GRB 170526A: Enhanced Swift-XRT position
56.2′′	4.72300	1.27700		GCN #21156	GRB 170526A� 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
186.8	4.7451	1.3129	SDSS J001858.83+011846.4	g=21.594, i=21.659, r=21.431, u=22.633, z=21.307
186.9	4.7187	1.2266	2MASS J00185248+0113357	H=15.903, J=16.482, K=15.64, g=19.965, i=18.032, r=18.617, u=22.537, z=17.708
189.7	4.7498	1.2461	SDSS J001859.96+011445.8	g=20.382, i=20.279, r=20.331, u=20.654, z=19.973

There are 3 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*	Redshift		Catalogue	Query
20.7	4.7125	1.2744			NED
21.0	4.7070	1.2715		B=21.9, R=19.9	APM-N
27.3	4.7023	1.2717		B=21.7, R2=19.1, i=18.9	SSS
27.4	4.7029	1.2711			NED
28.3	4.7020	1.2716		B=21.4, R=19.6	APM-N
33.5	4.7142	1.2709		B=22.5, i=18.7	SSS
37.3	4.6999	1.2701		B1=20.9, I=18.4, R2=19.9	USNO-B1
49.1	4.6970	1.2861		B=21.8, R=20.0	APM-N
50.2	4.6996	1.2658			NED
51.6	4.6931	1.2761		B=21.0, R=18.0	APM-N

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

There are 176 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
27.2	4.7023	1.2718	B1=20.1, B2=21.2, I=18.6, R1=19.5, R2=19.8	USNO-B1
34.0	4.6986	1.2740	B1=18.5, I=18.3, R2=19.6	USNO-B1
48.8	4.7101	1.2640	I=20.7, R=22.0, g=23.8, u=25.3, z=20.5	SDSS
49.2	4.6974	1.2867	B1=20.0, R2=20.0	USNO-B1
51.2	4.6932	1.2762	B1=20.2, B2=20.0, I=17.9, R1=18.0, R2=18.2	USNO-B1
51.5	4.6932	1.2761	h=16.1, j=16.8, k=15.8	2MASS
55.6	4.7036	1.2623	I=21.7, R=22.9, g=25.5, u=22.9, z=21.4	SDSS
64.0	4.7233	1.2694	B1=19.9, R1=19.7	USNO-B1
67.5	4.6958	1.2626	B1=20.2, B2=20.6, R1=19.6, R2=19.7	USNO-B1
74.5	4.6873	1.2823	B2=20.7, R1=19.8, R2=19.8	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 95 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.