Swift Trigger: 373871

Presumed name: GRB 091026

BAT	18^h 26^m 19.92^s, -86° 07′ 15.6″
position:	(276.583, -86.121 ± 180″)
XRT	18^h 26^m 17.52^s, -86° 06′ 41.4″
position:	(276.5730, -86.1115 ± 2.3″)
UVOT	No position available.
Galactic N_HI:	0.00×10⁰ cm^-2
Galactic E(B-V):	0.130 mag

Best RA:	18^h 26^m 17.52^s	= 276.5730 d
Best Dec:	-86° 06′ 41.4″	= -86.1115 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′′	276.57250	-86.11150	GCN #10082	GRB 091026: Updated Swift-XRT position
0.7′′	276.57076	-86.11163	GCN #10084	GRB 091026: Enhanced Swift-XRT position
6.0′′	276.59337	-86.11056	GCN #10081	GRB 091026: Swift detection of a Gamma Ray Burst
21.2′′	276.65700	-86.11300	GCN #10089	GRB 091026: 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

* 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
4.3	276.5904	-86.1117		NED
11.1	276.6046	-86.1093	B2=15.6, I=12.4, R1=13.5, R2=13.6	USNO-B1
13.7	276.6287	-86.1110	I=15.1, R2=16.1	USNO-B1
23.6	276.6698	-86.1117	B=22.8	SSS
31.2	276.4767	-86.1058	I=18.4, R2=19.4	USNO-B1
47.7	276.3805	-86.1092	B=22.1, R2=19.9	SSS
49.0	276.3745	-86.1135	B2=21.4, I=18.3, R2=20.1	USNO-B1
49.7	276.3710	-86.1099	B2=21.3, I=18.6, R2=19.8	USNO-B1
49.7	276.3723	-86.1138	B2=21.3, I=18.8, R1=19.3, R2=20.0	USNO-B1
49.9	276.3707	-86.1095	B2=20.4, I=18.3, R2=20.1	USNO-B1

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

There are 103 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
11.2	276.6045	-86.1092	h=11.8, j=12.3, k=11.7	2MASS
14.6	276.6324	-86.1111	B2=18.3, I=16.0, R1=16.6, R2=16.3	USNO-B1
14.7	276.6332	-86.1113	h=14.8, j=15.4, k=14.6	2MASS
18.9	276.6506	-86.1115	B2=20.2, R1=18.9, R2=18.7	USNO-B1
19.8	276.5288	-86.1161	h=16.0, j=16.8, k=15.6	2MASS
20.1	276.5310	-86.1163	B2=21.4, I=18.7, R1=19.2	USNO-B1
25.8	276.6725	-86.1091	R1=19.1, R2=20.2	USNO-B1
27.3	276.6461	-86.1058	B2=21.1, R1=19.1, R2=20.1	USNO-B1
28.8	276.6044	-86.1038	B2=21.1, R1=19.2, R2=20.1	USNO-B1
32.1	276.6877	-86.1159	B2=20.3, I=18.4, R1=19.2, R2=20.1	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 179 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.