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Swift Trigger: 578227

Presumed name: GRB 131120A

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BAT 18h 35m 41.04s, -11° 59′ 49.2″
position:(278.921, -11.997 ± 180″)
XRT No position available.
UVOT No position available.
Galactic NHI:6.06×1021 cm-2
Galactic E(B-V):NED unavailable
Best RA:18h 35m 41.04s= 278.921 d
Best Dec:-11° 59′ 49.2″= -11.997 d
Gal Lat:-2.01
Gal Long:20.47
Sun angle:41.90°, -2.9 hr East of Sun

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.


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 DecDate reportedSource MiscQuery
0.0′′278.92100-11.99700GCN #15505GRB 131120A: Swift detection of a burstVizier logo
118.6′′278.93700-12.02600GCN #15508GRB 131120A� Swift-BAT refined analysisVizier logo

Catalogue Searches. Searched 3.33′ around BAT 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).


RA*Dec*SIMBAD name Query

* RA/Dec in equinox J2000

X-ray sources

RA*Dec* Source table2Observatory Query

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

1Energy band for count-rate is mission specific.


RA*Dec*Redshift CatalogueQuery
11.9278.9194-11.9941I=12.1, R1=16.5, R2=13.3USNO-B1Query vizier around this object
12.1278.9209-11.9937B=19.7, R2=18.6, i=18.4SSSQuery vizier around this object
13.5278.9247-11.9981B1=19.6, R2=20.6USNO-B1Query vizier around this object
13.5278.9210-11.9932I=15.5, R2=19.4USNO-B1Query vizier around this object
14.0278.9182-11.9943B=20.8SSSQuery vizier around this object
14.4278.9202-11.9931I=15.8, R2=15.6USNO-B1Query vizier around this object
15.9278.9222-12.0012I=15.3, R1=17.7, R2=17.2USNO-B1Query vizier around this object
16.0278.9221-12.0013B=20.7, R2=18.6, i=16.7SSSQuery vizier around this object
16.0278.9199-11.9927I=15.9, R2=20.0USNO-B1Query vizier around this object
16.4278.9201-11.9925B=19.7, R2=17.8, i=17.3SSSQuery vizier around this object


There are 862 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


RA*Dec* CatalogueQuery
3.3278.9205-11.9978h=14.0, j=15.1, k=13.72MASSQuery vizier around this object
4.2278.9200-11.9976B1=20.4, B2=21.5, I=16.9, R1=17.5, R2=16.7USNO-B1Query vizier around this object
7.1278.9228-11.9961B1=17.6, B2=18.3, I=12.9, R1=14.4, R2=14.2USNO-B1Query vizier around this object
7.4278.9229-11.9961h=10.3, j=11.2, k=10.02MASSQuery vizier around this object
8.4278.9192-11.9954h=14.6, j=15.1, k=13.32MASSQuery vizier around this object
8.9278.9192-11.9953B1=19.7, B2=20.8, I=15.8, R1=16.9, R2=18.1USNO-B1Query vizier around this object
9.5278.9223-11.9993h=14.8, j=15.5, k=14.42MASSQuery vizier around this object
11.7278.9209-11.9937h=14.7, j=15.4, k=13.32MASSQuery vizier around this object
12.4278.9208-11.9936B2=19.5, I=16.5, R2=20.5USNO-B1Query vizier around this object
12.5278.9193-11.9939h=12.1, j=13.3, k=11.72MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 1858 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.