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Swift Trigger: 533060

Presumed name: GRB 120909A

Back to trigger list.

BAT 18h 22m 44.40s, -59° 25′ 33.6″
position:(275.685, -59.426 ± 180″)
XRT 18h 22m 57.66s, -59° 26′ 52.5″
position:(275.74027, -59.44791 ± 3.5″)
UVOT No position available.
Galactic NHI:6.47×1020 cm-2
Galactic E(B-V):NED unavailable
Best RA:18h 22m 57.66s= 275.74027 d
Best Dec:-59° 26′ 52.5″= -59.44791 d
Gal Lat:-19.67
Gal Long:335.32
Sun angle:103.64°, -7.2 hr East of Sun

1Sper #12 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 12 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
3.4′′275.73880-59.44850GCN #13727GRB 120909A: Swift detection of a burstVizier logo
7.2′′275.73658-59.44864GCN #13732GRB 120909A: Enhanced Swift-XRT positionVizier logo
7.4′′275.73633-59.44833GCN #13728Skynet/PROMPT Observations of GRB120909AVizier logo
33.5′′275.75857-59.44761GCN #13739GRB 120909A: TAROT La Silla observatory optical observationsVizier logo
58.0′′275.73542-59.43200GCN #13733GRB 120909A: 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

* 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
33.9275.7588-59.4475B2=16.1, I=13.2, R1=14.3, R2=14.4USNO-B1Query vizier around this object
38.7275.7541-59.4398R1=18.9, R2=19.6USNO-B1Query vizier around this object
49.4275.7667-59.4451B=19.1, R2=17.2, i=16.7SSSQuery vizier around this object
49.9275.7670-59.4451B2=18.8, I=16.6, R1=16.8, R2=16.8USNO-B1Query vizier around this object
50.6275.7189-59.4390B=20.9, R2=19.4SSSQuery vizier around this object
54.4275.7443-59.4629B=20.8, R2=19.3SSSQuery vizier around this object
60.2275.7389-59.4312B2=20.6, I=17.8, R1=18.2, R2=18.5USNO-B1Query vizier around this object
61.7275.7602-59.4617I=16.3, R1=16.8USNO-B1Query vizier around this object
71.0275.7331-59.4673B=21.8SSSQuery vizier around this object
78.2275.6977-59.4461B=21.2, R2=19.8SSSQuery vizier around this object


There are 114 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
1.5275.7411-59.4478B2=18.3, I=16.7, R1=16.9, R2=17.0USNO-B1Query vizier around this object
1.5275.7410-59.4481h=15.6, j=16.1, k=15.52MASSQuery vizier around this object
15.2275.7442-59.4442B2=20.2, R1=18.8, R2=19.2USNO-B1Query vizier around this object
20.2275.7397-59.4535R1=19.2, R2=19.7USNO-B1Query vizier around this object
25.9275.7261-59.4479B2=18.7, I=15.1, R1=16.2, R2=16.4USNO-B1Query vizier around this object
26.1275.7260-59.4479h=13.8, j=14.4, k=13.72MASSQuery vizier around this object
26.4275.7265-59.4457B2=20.6, R1=19.2USNO-B1Query vizier around this object
27.4275.7353-59.4407B2=20.3, R1=19.0, R2=19.5USNO-B1Query vizier around this object
33.6275.7586-59.4476h=12.6, j=13.0, k=12.52MASSQuery vizier around this object
35.6275.7519-59.4558B2=20.1, I=18.0, R1=18.2, R2=18.6USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 454 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.