Swift Trigger: 353567

Presumed name: GRB 090530

BAT	11^h 57^m 34.80^s, +26° 35′ 02.4″
position:	(179.395, +26.584 ± 180″)
XRT	11^h 57^m 40.54^s, +26° 35′ 38.4″
position:	(179.4189, 26.5940 ± 2.2″)
UVOT	No position available.
Galactic N_HI:	0.00×10⁰ cm^-2
Galactic E(B-V):	0.023 mag

Best RA:	11^h 57^m 40.54^s	= 179.4189 d
Best Dec:	+26° 35′ 38.4″	= 26.5940 d

Gal Lat:
Gal Long:

Sun angle:	not found

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

Sun angle for this burst.

UVOT data

unknown image

Blink images with DSS (link via GSFC)

XRT SPER data

SPER results page for this trigger.

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

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Source	Misc
0.5′′	179.41875	26.59400	GCN #9450	GRB090530: Swift/UVOT afterglow detection
0.5′′	179.41875	26.59406	GCN #9438	GRB 090530: Swift detection of a burst with an optical counterpart
0.7′′	179.41875	26.59386	GCN #9439	GRB 090530A: ROTSE-III Detection of Optical Counterpart
2.5′′	179.41846	26.59342	GCN #9451	GRB090530: Swift XRT refined analysis
2.5′′	179.41846	26.59342	GCN #9445	GRB 090530: Enhanced Swift-XRT position
7.2′′	179.41667	26.59389	GCN #9442	GRB 090530: GRAS002 refined OA analysis
16.1′′	179.42367	26.59536	GCN #9452	GRB 090530: NOT optical observations
16.3′′	179.42375	26.59528	GCN #9458	GRB 090530: break in light curve
16.3′′	179.42375	26.59528	GCN #9487	GRB 090530: RTT150 Optical Observation
22.3′′	179.41250	26.59639	GCN #9441	GRB 090530: GRAS002 optical observations
62.5′′	179.40000	26.59000	GCN #9443	GRB 090530: Swift-BAT refined analysis

There are 18 matches in total. See the full table for details.

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
62.8	179.4000	26.5897	GRB 090530

* 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*		Catalogue
6.9	179.4208	26.5944	Mag=22.3	NED
14.3	179.4229	26.5922	Mag=21.9	NED
14.4	179.4229	26.5923	R=21.4, g=22.0, i=21.4, u=22.0, z=21.5	SDSS
15.7	179.4233	26.5953	Mag=19.3	NED
17.5	179.4204	26.5986	Mag=21.3	NED
25.5	179.4114	26.5964	R=21.1, g=21.5, i=21.1, u=22.5, z=20.4	SDSS
25.5	179.4112	26.5964	Mag=21.5	NED
27.3	179.4171	26.5867	Mag=22.5	NED
27.5	179.4142	26.6006	Mag=23.1	NED
27.5	179.4144	26.6005	R=22.1, g=23.1, i=21.3, u=23.7, z=21.0	SDSS

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

There are 361 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
6.0	179.4207	26.5944	B2=21.6, I=18.7, R1=19.8, R2=20.4	USNO-B1
6.9	179.4210	26.5945	I=19.6, R=20.8, g=22.3, u=24.5, z=18.7	SDSS
14.9	179.4234	26.5931	I=24.8, R=23.8, g=25.0, u=21.8, z=23.6	SDSS
15.7	179.4236	26.5952	I=18.1, R=18.4, g=19.3, u=21.5, z=17.9	SDSS
15.8	179.4236	26.5953	B1=20.6, B2=19.5, I=18.0, R1=18.2, R2=18.2	USNO-B1
15.9	179.4236	26.5952	h=16.2, j=16.6, k=15.9	2MASS
17.5	179.4204	26.5987	I=20.8, R=20.9, g=21.3, u=22.9, z=20.7	SDSS
17.8	179.4204	26.5988	B2=21.1, R2=20.2	USNO-B1
17.9	179.4234	26.5970	I=21.7, R=23.1, g=24.1, u=25.4, z=20.7	SDSS
18.0	179.4245	26.5945	I=23.3, R=22.4, g=23.0, u=22.9, z=21.9	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 146 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.