Skip banner and navigation tools.

 |  site map

Sky images|
UVOT images|
SPER data|

[Hide] [Trigger list]

Swift Trigger: 1090656

Presumed name: GRB 211223C

Back to trigger list.

BAT 15h 08m 39.36s, -26° 52′ 22.8″
position:(227.164, -26.873 ± 180″)
XRT No position available.
UVOT No position available.
Galactic NHI:8.32×1020 cm-2
Galactic E(B-V):0.180 mag
Best RA:15h 08m 39.36s= 227.164 d
Best Dec:-26° 52′ 22.8″= -26.873 d
Gal Lat:26.72
Gal Long:337.19
Sun angle:40.37°, 3.0 hr West

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′′227.16400-26.87300GCN #31288GRB 211223C: Swift detection of a burstVizier logo
18.3′′227.16500-26.87800GCN #31297GRB 211223C: Swift-BAT refined analysisVizier logo

Catalogue Searches. Searched 200′ 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
12.6227.1650-26.8764NEDQuery vizier around this object
14.6227.1600-26.8706NEDQuery vizier around this object
16.7227.1617-26.8772NEDQuery vizier around this object
16.9227.1690-26.8716B1=20.5, B2=21.1USNO-B1Query vizier around this object
36.7227.1754-26.8719NEDQuery vizier around this object
42.4227.1558-26.8825NEDQuery vizier around this object
44.0227.1771-26.8694NEDQuery vizier around this object
44.0227.1508-26.8700NEDQuery vizier around this object
47.0227.1736-26.8631B=21.6SSSQuery vizier around this object
51.5227.1558-26.8606NEDQuery vizier around this object


There are 300 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
14.6227.1603-26.8707h=14.9, j=15.5, k=14.72MASSQuery vizier around this object
14.7227.1603-26.8706B1=18.4, B2=18.1, I=16.4, R1=16.7, R2=16.8USNO-B1Query vizier around this object
15.8227.1599-26.8754B2=20.5, I=18.7, R2=19.4USNO-B1Query vizier around this object
27.4227.1611-26.8802B1=20.5, R2=19.8USNO-B1Query vizier around this object
51.8227.1559-26.8605B1=20.1, B2=19.4, I=18.4, R1=18.6, R2=18.9USNO-B1Query vizier around this object
56.5227.1813-26.8760h=15.5, j=15.8, k=15.42MASSQuery vizier around this object
56.8227.1814-26.8759B1=17.6, B2=17.6, I=16.6, R1=16.6, R2=16.8USNO-B1Query vizier around this object
57.2227.1759-26.8848B1=20.3, B2=19.9, I=18.1, R1=18.6, R2=18.6USNO-B1Query vizier around this object
62.4227.1803-26.8636h=15.6, j=16.2, k=15.32MASSQuery vizier around this object
63.2227.1805-26.8635I=18.5, R2=19.6USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 230 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.