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Swift Trigger: 533268

Presumed name: GRB 120911A

Back to trigger list.

BAT 23h 51m 50.64s, +63° 05′ 56.4″
position:(357.961, +63.099 ± 180″)
XRT 23h 51m 55.56s, +63° 05′ 53.9″
position:(357.98152, 63.09831 ± 4.4″)
UVOT No position available.
Galactic NHI:6.66×1021 cm-2
Galactic E(B-V):NED unavailable
Best RA:23h 51m 55.56s= 357.98152 d
Best Dec:+63° 05′ 53.9″= 63.09831 d
Gal Lat:1
Gal Long:116.26
Sun angle:112.17°, 11.4 hr West

1Sper #3 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

UVOT white image

white image

Blink images with DSS (link via GSFC)


SPER results page for this trigger.

Image of the SPER data

There are 13 SPER messages, and 1 objects have been found

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 DecDate reportedSource MiscQuery
0.0′′357.9815263.09831GCN #13746GRB 120911A: Swift-XRT observationsVizier logo
4.4′′357.9789763.09874GCN #13748GRB 120911A: Enhanced Swift-XRT positionVizier logo
5.8′′357.9835863.09700GCN #13747GRB 120911A: Faulkes Telescope North observationsVizier logo
31.0′′357.9625063.09861GCN #13744GRB 120911A: Swift detection of a burstVizier logo
37.7′′357.9662563.09044GCN #13749GRB 120911A: Swift-BAT refined analysisVizier logo

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).


RA*Dec*SIMBAD name Query
160.2357.949163.0563TYC 4285-929-1B=13.01, V=12.44Query vizier around this object
165.0357.898663.0720TYC 4285-831-1B=12.12, V=10.47Query vizier around this object

* 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
5.5357.981563.0968B1=18.7, B2=19.0, I=18.2, R1=18.2, R2=18.2USNO-B1Query vizier around this object
6.2357.981763.0966B1=19.8, B2=18.6, I=18.2, R2=17.9USNO-B1Query vizier around this object
12.9357.988263.1003B2=21.0, I=18.9, R1=19.2, R2=19.2USNO-B1Query vizier around this object
19.0357.972063.1014B1=19.9, B2=20.6, I=18.1, R1=18.3, R2=18.9USNO-B1Query vizier around this object
19.6357.992563.0961B2=20.9, I=18.8, R1=19.1USNO-B1Query vizier around this object
20.2357.992963.0961B2=21.0, I=18.1, R1=18.8, R2=19.6USNO-B1Query vizier around this object
22.1357.968663.1001B1=19.8, B2=20.1, I=18.0, R1=18.6, R2=19.0USNO-B1Query vizier around this object
23.0357.967563.0991B2=19.0, I=17.6, R2=18.9USNO-B1Query vizier around this object
23.7357.967063.0985B1=19.1, B2=18.8, I=17.6, R1=17.9, R2=17.5USNO-B1Query vizier around this object
30.8357.992763.1052I=19.2, R1=19.3USNO-B1Query vizier around this object


There are 332 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
9.7357.986463.0999B2=21.4, I=18.9, R1=19.4, R2=19.2USNO-B1Query vizier around this object
9.8357.982963.0957B1=18.0, B2=17.1, I=16.4, R1=16.6, R2=16.4USNO-B1Query vizier around this object
10.2357.983063.0956h=15.1, j=15.4, k=14.82MASSQuery vizier around this object
11.4357.976863.0960B1=18.1, B2=17.4, I=16.6, R1=16.6, R2=16.5USNO-B1Query vizier around this object
11.5357.976963.0959h=14.8, j=15.2, k=14.72MASSQuery vizier around this object
11.5357.987463.1001B2=21.3, I=18.4, R2=18.8USNO-B1Query vizier around this object
11.6357.987463.0965h=16.1, j=16.8, k=15.92MASSQuery vizier around this object
13.2357.973963.0996h=12.1, j=12.9, k=11.92MASSQuery vizier around this object
13.3357.974063.0997B1=17.8, B2=16.6, I=14.7, R1=15.3, R2=15.2USNO-B1Query vizier around this object
14.8357.990563.0988B1=19.4, B2=19.5, I=17.8, R1=18.7, R2=18.9USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 831 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.