Swift Trigger: 280958

Presumed name: GRB 070531

BAT	00^h 27^m 07.20^s, +74° 18′ 14.4″
position:	(6.780, 74.3040 ± 180″)
XRT	00^h 26^m 57.55^s, +74° 18′ 47.2″
position:	(6.7398, +74.3131 ± 3.6″)
UVOT	No position available.
Galactic N_HI:	0.00×10⁰ cm^-2
Galactic E(B-V):	0.375 mag

Best RA:	00^h 26^m 57.55^s	= 6.7398 d
Best Dec:	+74° 18′ 47.2″	= +74.3131 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
0.1′′	6.73989	74.31310	GCN #6477	GRB 070531: Swift-XRT position
20.2′′	6.72200	74.31600	GCN #6479	GRB 070531: Swift-BAT refined analysis
67.7′′	6.67917	74.30389	GCN #6475	GRB 070531: Swift detection of a burst

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
1.7	6.7414	74.3130	GRB 070531
190.5	6.5470	74.3222	TYC 4307-1700-1	B=12.2, H=6.906, J=7.627, K=6.694, V=10.5

* 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
1.7	6.7412	74.3131		NED
14.2	6.7491	74.3101	I=18.4, R1=19.3, R2=20.1	USNO-B1
22.5	6.7350	74.3192	B1=20.8, B2=21.2, I=18.7, R2=19.7	USNO-B1
31.3	6.7395	74.3044	I=17.4, R1=17.5	USNO-B1
32.2	6.7069	74.3139	B1=16.4, B2=16.2, I=14.9, R1=15.3, R2=15.6	USNO-B1
35.5	6.7168	74.3208	I=18.6, R2=19.8	USNO-B1
37.2	6.7167	74.3213	B1=18.0, I=18.5, R2=20.2	USNO-B1
46.9	6.7606	74.3014	B1=20.8, B2=21.1, I=18.5, R1=19.2, R2=19.8	USNO-B1
49.5	6.7676	74.3246	B1=19.8, B2=19.7, I=18.2, R1=18.2, R2=18.3	USNO-B1
53.7	6.7593	74.2991	I=18.8, R1=19.0	USNO-B1

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

There are 134 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
13.7	6.7474	74.3099	I=18.5, R1=19.3, R2=19.0	USNO-B1
22.8	6.7170	74.3116	B1=19.6, B2=18.9, I=17.7, R1=18.2, R2=18.2	USNO-B1
23.0	6.7168	74.3116	h=15.8, j=16.5, k=15.4	2MASS
26.0	6.7250	74.3191	B1=20.7, B2=20.7, I=18.5, R1=19.4, R2=19.2	USNO-B1
29.3	6.7405	74.3050	h=15.9, j=16.7, k=15.6	2MASS
30.1	6.7408	74.3048	B2=19.7, R1=18.1, R2=18.4	USNO-B1
30.1	6.7360	74.3214	h=15.3, j=15.6, k=15.5	2MASS
30.2	6.7360	74.3214	B1=17.7, B2=17.5, I=16.4, R1=16.7, R2=16.8	USNO-B1
30.7	6.7703	74.3109	h=15.8, j=16.3, k=16.7	2MASS
31.2	6.7413	74.3044	B1=20.3, B2=19.1, I=16.6, R1=18.0, R2=17.8	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 315 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.