Swift Trigger: 507342

Presumed name: GRB 111109A

BAT	07^h 52^m 47.04^s, -41° 35′ 56.4″
position:	(118.196, -41.599 ± 180″)
XRT	07^h 52^m 49.08^s, -41° 35′ 02.4″
position:	(118.2045, -41.5840 ± 4.2″)
UVOT	07^h 52^m 41.95^s, -41° 38′ 20.4″
position:	(118.1748, -41.6390 ± 1.1″)
Galactic N_HI:	0.00×10⁰ cm^-2
Galactic E(B-V):	0.438 mag

Best RA:	07^h 52^m 41.95^s	= 118.1748 d
Best Dec:	-41° 38′ 20.4″	= -41.6390 d

Gal Lat:
Gal Long:

Sun angle:	90.07°, 7.0 hr West

¹Onboard position

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.

There are 10 SPER messages, and 1 objects have been found

- Object 1
- RA (J2000) : 07 52 49.03 ( 118.20430)
- Dec (J2000): -41 35 03.0 ( -41.58417)
- Error (90%): 4.139"
- Counts in Source: 28

See the SPER page for details of how this position was produced.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Source	Misc
154.9′′	118.19600	-41.59900	GCN #12548	GRB 111109A: Swift detection of a burst
211.4′′	118.20283	-41.58414	GCN #12550	GRB 111109A: Enhanced Swift-XRT position
268.1′′	118.24792	-41.58842	GCN #12551	GRB 111109A: Swift-BAT refined analysis

Catalogue Searches. Searched 3.33′ around UVOT 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
189.6	118.1575	-41.6900	TYC 7654-3544-1	B=11.9, H=10.356, J=10.578, K=10.278, V=11.3

* RA/Dec in equinox J2000

X-ray sources

	RA*	Dec*		Source table²	Observatory	Query
75.0	118.1475	-41.6433	2.420e-2 +/- 7.300e-3	3.630e-13	WGACAT

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

¹Energy band for count-rate is mission specific.

Galaxies

	RA*	Dec*		Catalogue
5.9	118.1756	-41.6405	B2=19.4, I=18.1, R2=17.9	USNO-B1
6.5	118.1757	-41.6407	B=21.1, i=19.0	SSS
17.2	118.1726	-41.6435	B=19.4, R2=18.1, i=17.9	SSS
17.5	118.1724	-41.6435	B2=17.3, I=16.9, R1=17.0, R2=16.9	USNO-B1
17.5	118.1720	-41.6434	B2=17.9, I=17.1, R1=17.8, R2=16.8	USNO-B1
19.1	118.1712	-41.6436	B=19.7, R2=18.6, i=18.3	SSS
21.2	118.1819	-41.6365	B=21.4, R2=19.4, i=19.0	SSS
22.4	118.1722	-41.6331	B2=16.9, I=15.2, R1=15.4, R2=15.7	USNO-B1
23.3	118.1664	-41.6407	B=19.0, R2=18.2, i=17.9	SSS
23.5	118.1703	-41.6334	B=19.2, R2=18.1, i=18.0	SSS

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

There are 272 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
0.3	118.1747	-41.6390	h=13.2, j=13.8, k=13.1	2MASS
4.4	118.1734	-41.6396	B2=16.8, I=14.7, R1=15.0, R2=18.7	USNO-B1
4.8	118.1750	-41.6403	B2=19.4, R1=18.1, R2=18.5	USNO-B1
14.9	118.1785	-41.6421	h=14.6, j=14.8, k=14.4	2MASS
15.2	118.1785	-41.6421	B2=16.6, I=15.4, R1=15.3, R2=16.0	USNO-B1
15.2	118.1802	-41.6377	B2=19.1, I=18.1, R1=17.7, R2=19.2	USNO-B1
16.1	118.1776	-41.6350	B2=17.7, I=17.6, R1=17.3, R2=17.7	USNO-B1
16.7	118.1775	-41.6349	h=16.2, j=16.5, k=16.7	2MASS
17.0	118.1727	-41.6434	h=15.6, j=16.6, k=16.6	2MASS
17.4	118.1724	-41.6345	B2=19.4, I=17.8, R1=18.7, R2=18.4	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 594 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.