Swift Trigger: 873539

Presumed name: GRB 181126A

BAT	10^h 09^m 24.24^s, -29° 40′ 44.4″
position:	(152.351, -29.679 ± 180″)
XRT	10^h 09^m 23.45^s, -29° 41′ 15.0″
position:	(152.3477, -29.6875 ± 2.5″)
UVOT	No position available.
Galactic N_HI:	6.39×10⁰ cm^-2
Galactic E(B-V):	0.073 mag

Best RA:	10^h 09^m 23.45^s	= 152.3477 d
Best Dec:	-29° 41′ 15.0″	= -29.6875 d

Gal Lat:	21.22
Gal Long:	265.68

Sun angle:	79.38°, 6.0 hr West

¹Sper #6 auto processing.

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

Sun angle for this burst.

UVOT data

No UVOT images are currently available.

XRT SPER data

SPER results page for this trigger.

There are 6 SPER messages, and 1 objects have been found

- Object 1 - enhanced position.
- RA (J2000) : 10 09 23.46 (-29.6875)
- Dec (J2000): -29 41 15.0 ( -29.68620)
- Error (90%): 2.5
- Counts in Source: 38

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
0.0′′	152.34770	-29.68750	GCN #23454	GRB 181126A: Prompt enhanced Swift-XRT position
2.4′′	152.34848	-29.68747	GCN #23455	GRB 181126A: Enhanced Swift-XRT position
5.0′′	152.34775	-29.68611	GCN #23453	GRB 181126A: Swift detection of a burst
38.5′′	152.35000	-29.69800	GCN #23463	GRB 181126A: Swift-BAT refined analysis

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
58.9	152.3376	-29.6737	UCAC2 19391217	B=13.204, G=12.0693, H=10.124, I=11.30, J=10.65, K=10.048, R=12.19, V=12.299, g=12.700, i=11.731, r=12.023
198.9	152.3687	-29.7396	TYC 6629-1352-1	B=12.59, G=11.9825, H=11.036, J=11.212, K=11.0, V=11.88

* 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
9.1	152.3492	-29.6853		NED
18.9	152.3428	-29.6905	B2=21.3, R2=19.9	USNO-B1
19.0	152.3536	-29.6862	I=18.9, R2=20.4	USNO-B1
24.5	152.3404	-29.6900		NED
29.7	152.3572	-29.6871	B=21.1, R2=20.9	SSS
29.8	152.3388	-29.6908		NED
29.8	152.3572	-29.6872	B2=22.1, R2=20.2	USNO-B1
32.2	152.3579	-29.6878		NED
33.8	152.3500	-29.6967	B=20.8, R2=19.9	SSS
35.8	152.3590	-29.6892	B=21.3, R2=20.3	SSS

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

There are 142 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
9.0	152.3491	-29.6853	h=14.5, j=15.0, k=14.4	2MASS
9.1	152.3491	-29.6853	B1=17.8, B2=16.8, I=15.5, R1=16.3, R2=16.0	USNO-B1
20.7	152.3454	-29.6821	R1=18.4, R2=20.9	USNO-B1
22.1	152.3412	-29.6899	B1=19.0, B2=19.4, R2=18.5	USNO-B1
22.2	152.3417	-29.6908	B2=19.0, R2=17.4	USNO-B1
22.8	152.3404	-29.6871	B2=20.9, R2=20.0	USNO-B1
24.6	152.3403	-29.6897	h=11.2, j=11.8, k=11.1	2MASS
25.2	152.3531	-29.6927	B2=21.4, I=18.8, R1=18.4, R2=20.0	USNO-B1
25.3	152.3401	-29.6899	B1=14.4, B2=13.2, I=12.1, R1=12.8, R2=12.7	USNO-B1
29.8	152.3389	-29.6907	h=14.4, j=14.9, k=14.4	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 236 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.