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Home > GRB region information > 554620

Swift Trigger: 554620

Presumed name: GRB 130427A

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

BAT	11h 32m 33.36s, +27° 41′ 31.2″
position:	(173.139, +27.692 ± 180″)
XRT	11h 32m 32.69s, +27° 42′ 46.4″
position:	(173.1362, 27.7129 ± 4.7″)
UVOT	No position available.
Galactic NHI:	1.79×1020 cm-2
Galactic E(B-V):	NED unavailable

Best RA:	11h 32m 32.69s	= 173.1362 d
Best Dec:	+27° 42′ 46.4″	= 27.7129 d
Gal Lat:	72.5
Gal Long:	206.46
Sun angle:	122.14°, -9.2 hr East of Sun

¹Sper #0 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.

No SPER data received yet. Refresh this page to check again.

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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′′	173.13620	27.71290		GCN #14448	GRB 130427A: Swift detection of a very bright burst with a likely bright optical counterpart
30.4′′	173.13012	27.70639		GCN #14475	GRB 130427A: T100 observations
40.1′′	173.14800	27.70900		GCN #14508	GRB 130427A: Fermi-LAT refined analysis
50.0′′	173.13708	27.69903		ATEL #5042	An untriggered optical detection of GRB 130427A
50.1′′	173.13679	27.69900		GCN #14457	GRB 130427A: iTelescope T11 optical observations
50.3′′	173.13683	27.69894		GCN #14450	GRB 130427A: early optical observations
50.4′′	173.13675	27.69891		GCN #14494	GRB 130427A: CARMA 3mm observations
50.4′′	173.13670	27.69889		ATEL #5242	e-EVN detections of GRB130427A and GRB130702A
50.5′′	173.13671	27.69889		GCN #14519	GRB 130427A: GMRT radio detection
50.5′′	173.15000	27.70600		GCN #14470	GRB 130427A: Swift-BAT refined analysis
54.7′′	173.13596	27.69769		GCN #14485	GRB 130427A: Swift-XRT refined Analysis

There are 16 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
170.7	173.1400	27.6656	[VV2010] J113233.6+273956	B=19.79, V=19.55, g=19.316, i=18.958, r=19.177, u=19.812, z=18.828
181.6	173.0837	27.6933	US 2568	B=17.3

* 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
20.3	173.1404	27.7086		R=22.6, g=22.7, i=22.7, u=23.4, z=21.0	SDSS
20.3	173.1404	27.7086		Mag=22.6	NED
22.6	173.1415	27.7170		R=25.4, g=25.4, i=23.9, u=25.4, z=20.6	SDSS
29.3	173.1383	27.7208		Mag=23.1	NED
29.3	173.1386	27.7208		R=21.8, g=23.0, i=20.9, u=24.1, z=20.8	SDSS
29.7	173.1304	27.7064		Mag=19.6	NED
31.3	173.1374	27.7215		B1=20.7, B2=22.0	USNO-B1
34.3	173.1450	27.7181		Mag=21.5	NED
34.9	173.1429	27.7206		R=22.2, g=22.0, i=21.6, u=21.5, z=19.8	SDSS
38.2	173.1475	27.7164		Mag=25.4	NED

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

There are 342 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
25.7	173.1326	27.7065	I=24.1, R=24.2, g=25.1, u=25.0, z=20.8	SDSS
29.5	173.1306	27.7064	B1=20.0, B2=20.0, I=18.5, R1=18.5, R2=18.9	USNO-B1
29.7	173.1306	27.7063	I=18.9, R=19.1, g=19.6, u=20.9, z=19.3	SDSS
33.8	173.1452	27.7178	B1=20.7, B2=21.4, R1=19.8	USNO-B1
34.2	173.1452	27.7181	I=21.3, R=21.3, g=21.5, u=22.3, z=21.5	SDSS
38.2	173.1476	27.7163	I=22.9, R=22.6, g=25.6, u=23.7, z=23.5	SDSS
43.8	173.1386	27.7009	B2=21.7, R1=19.9, R2=20.0	USNO-B1
44.1	173.1452	27.7036	B2=22.0, I=18.3	USNO-B1
44.2	173.1224	27.7122	B1=21.0, B2=20.7, R2=20.2	USNO-B1
44.9	173.1458	27.7038	B2=22.0, I=18.3	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 149 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.