Skip banner and navigation tools.

 |  site map

Sky images|
UVOT images|
SPER data|

[Hide] [Trigger list]

Swift Trigger: 530689

Presumed name: GRB 120811C

Back to trigger list.

BAT 13h 18m 50.16s, +62° 17′ 27.6″
position:(199.709, +62.291 ± 180″)
XRT 13h 18m 43.92s, +62° 18′ 01.1″
position:(199.6830, 62.3003 ± 2.0″)
UVOT 13h 18m 43.80s, +62° 18′ 02.5″
position:(199.6825, +62.3007 ± 0.8″)
Galactic NHI:2.09×1020 cm-2
Galactic E(B-V):NED unavailable
Best RA:13h 18m 43.80s= 199.6825 d
Best Dec:+62° 18′ 02.5″= +62.3007 d
Gal Lat:54.54
Gal Long:117.47
Sun angle:62.13°, -3.9 hr East of Sun

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

UVOT white image

white image

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 7 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
0.2′′199.6825462.30075GCN #13622GRB 120811C: Swift detection of a burst with an optical counterpartVizier logo
0.2′′199.6826362.30072GCN #13626GRB 120811C: RTT150 optical observationsVizier logo
0.3′′199.6825862.30078GCN #13629GRB 120811C: Swift/UVOT DetectionVizier logo
0.6′′199.6828362.30067GCN #13625GRB 120811C: Enhanced Swift-XRT positionVizier logo
0.6′′199.6823362.30056GCN #13635GRB 120811C: MASTER-Tunka OT observationsVizier logo
1.5′′199.6833862.30075GCN #13623GRB 120811C: MASTER-Amur observations of fading OTVizier logo
1.5′′199.6832562.30094GCN #13679GRB 120811C: optical observationsVizier logo
17.0′′199.6895862.29731GCN #13634GRB 120811C: Swift-BAT refined analysisVizier logo

There are 17 matches in total. See the full table for details.

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
52.5199.651862.2986SDSS J131836.44+621754.8g=19.006, i=16.972, r=17.558, u=21.565, z=16.583Query vizier around this object
169.2199.781262.2892[VV2006] J131907.5+621721V=19.356, g=19.350, i=19.272, r=19.172, u=21.33, z=19.18Query 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
6.6199.679262.2997Mag=23.2NEDQuery vizier around this object
10.9199.683162.2973I=19.0, R1=20.0USNO-B1Query vizier around this object
11.4199.687462.2979R=21.8, g=23.2, i=21.5, u=23.1, z=23.3SDSSQuery vizier around this object
11.4199.683562.2971R=20.2, g=21.8, i=19.7, u=22.2, z=19.2SDSSQuery vizier around this object
12.2199.683062.2969B=21.5, R=19.1APM-NQuery vizier around this object
13.0199.683362.2972Mag=21.7NEDQuery vizier around this object
14.2199.690462.3022R=21.5, g=22.6, i=21.2, u=25.3, z=20.7SDSSQuery vizier around this object
14.3199.690462.3022Mag=22.5NEDQuery vizier around this object
18.5199.690562.2965B2=20.1, R2=20.2USNO-B1Query vizier around this object
21.5199.691362.2964Mag=21.0NEDQuery vizier around this object


There are 437 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
6.8199.679162.2998I=20.1, R=21.4, g=23.2, u=23.5, z=19.4SDSSQuery vizier around this object
11.3199.683662.2972I=19.1, R1=19.6, R2=20.1USNO-B1Query vizier around this object
19.3199.671662.3012I=23.9, R=24.2, g=23.2, u=25.5, z=22.9SDSSQuery vizier around this object
19.9199.691562.2964I=18.1, R=19.5, g=21.0, u=23.7, z=17.2SDSSQuery vizier around this object
20.0199.691662.2964h=14.9, j=15.6, k=14.82MASSQuery vizier around this object
21.0199.691162.2959B2=20.1, I=15.1, R1=14.4USNO-B1Query vizier around this object
22.9199.690962.2951B1=15.9, B2=15.8, I=12.9, R1=14.2, R2=14.5USNO-B1Query vizier around this object
23.4199.691062.2950h=12.1, j=12.8, k=12.02MASSQuery vizier around this object
23.5199.690962.2949I=14.4, R=16.1, g=16.3, u=18.7, z=14.0SDSSQuery vizier around this object
26.9199.682162.2928I=22.4, R=23.4, g=23.3, u=23.5, z=22.1SDSSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 177 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.