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Swift Trigger: 453788

Presumed name: GRB 110521A

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

BAT	08h 00m 34.56s, +45° 47′ 52.8″
position:	(120.144, 45.798 ± 180″)
XRT	08h 00m 31.85s, +45° 49′ 35.4″
position:	(120.1327, 45.8265 ± 2.3″)
UVOT	No position available.
Galactic NHI:	0.00×100 cm-2
Galactic E(B-V):	0.088 mag

Best RA:	08h 00m 31.85s	= 120.1327 d
Best Dec:	+45° 49′ 35.4″	= 45.8265 d
Gal Lat:
Gal Long:
Sun angle:	56.49°, -4.2 hr East of Sun

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 7 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 08 00 31.84 (45.8264)
  • Dec (J2000): +45 49 35.1 ( 45.82683)
  • Error (90%): 2.3
  • Counts in Source: 200

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′′	120.13267	45.82642		GCN #12031	GRB 110521A: Swift detection of a burst
0.6′′	120.13290	45.82658		GCN #12034	GRB 110521A: Enhanced Swift-XRT position
30.1′′	120.13208	45.81814		GCN #12035	GRB 110521A: 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
0.6	120.1329	45.8264	GRB 110521A
167.8	120.0911	45.7900	SDSS J080021.86+454724.0	g=17.394, i=17.335, r=17.318, u=18.772, z=17.402

* 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
15.2	120.1383	45.8275		Mag=21.3	NED
15.2	120.1385	45.8276		R=20.5, g=21.4, i=20.4, u=23.5, z=20.2	SDSS
15.8	120.1277	45.8238		R=22.2, g=23.1, i=22.1, u=22.9, z=21.1	SDSS
15.8	120.1275	45.8239		Mag=22.5	NED
16.4	120.1263	45.8256		Mag=22.8	NED
19.2	120.1259	45.8240		B=22.0, R=19.9	APM-N
20.0	120.1314	45.8210		R=22.7, g=23.4, i=21.9, u=22.6, z=23.0	SDSS
23.6	120.1388	45.8217		Mag=22.1	NED
23.8	120.1279	45.8322		R=20.7, g=21.6, i=20.1, u=22.0, z=19.6	SDSS
23.8	120.1279	45.8322		Mag=21.6	NED

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

There are 347 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
16.4	120.1264	45.8254	I=19.6, R=21.1, g=22.8, u=24.1, z=18.8	SDSS
23.4	120.1389	45.8216	I=18.5, R2=20.5	USNO-B1
23.6	120.1389	45.8216	I=19.3, R=20.6, g=22.1, u=25.3, z=18.6	SDSS
25.3	120.1307	45.8334	I=20.8, R=21.1, g=21.5, u=22.5, z=20.8	SDSS
26.6	120.1423	45.8296	I=24.7, R=25.1, g=24.2, u=24.3, z=20.0	SDSS
38.5	120.1250	45.8358	h=12.8, j=13.3, k=12.7	2MASS
38.5	120.1250	45.8358	I=14.3, R=14.6, g=15.3, u=16.9, z=14.2	SDSS
38.7	120.1250	45.8358	B1=15.4, B2=15.5, I=14.0, R1=14.0, R2=14.3	USNO-B1
38.8	120.1468	45.8221	I=21.0, R=22.2, g=24.0, u=25.7, z=20.2	SDSS
41.7	120.1240	45.8166	B1=20.8, B2=20.9, I=17.2, R1=18.2, R2=18.1	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 182 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.