Skip banner and navigation tools.

 |  site map

Sky images|
UVOT images|
SPER data|

[Hide] [Trigger list]

Swift Trigger: 945344

Presumed name: GRB 191220A

Back to trigger list.

BAT 18h 45m 33.84s, +26° 40′ 01.2″
position:(281.391, +26.667 ± 180″)
XRT 18h 45m 31.20s, +26° 39′ 20.9″
position:(281.3800, 26.6558 ± 2.3″)
UVOT No position available.
Galactic NHI:1.01×100 cm-2
Galactic E(B-V):0.148 mag
Best RA:18h 45m 31.20s= 281.3800 d
Best Dec:+26° 39′ 20.9″= 26.6558 d
Gal Lat:13.01
Gal Long:56.45
Sun angle:51.76°, -0.9 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

No UVOT images are currently available.


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
0.0′′281.3800026.65580GCN #26515GRB 191220A: Prompt enhanced Swift-XRT positionVizier logo
0.7′′281.3798026.65588GCN #26522GRB 191220A: Enhanced Swift-XRT positionVizier logo
2.5′′281.3792526.65600GCN #26516GRB 191220A: Swift detection of a burstVizier logo
53.7′′281.3907926.66719GCN #26514Swift GRB191220.56: Global MASTER-Net observations report Vizier logo
167.1′′281.3350026.67900GCN #26535GRB 191220A: Swift-BAT refined analysisVizier logo

There are 11 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
170.0281.410926.6941TYC 2116-2505-1B=13.12, G=12.1256, H=10.592, J=10.935, K=10.512, V=12.14Query 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
5.4281.381426.6566B2=21.2, I=18.4, R1=19.3, R2=19.2USNO-B1Query vizier around this object
5.4281.381226.6564NEDQuery vizier around this object
8.6281.377526.6564NEDQuery vizier around this object
21.5281.376926.6505B2=21.4, I=18.2, R2=20.0USNO-B1Query vizier around this object
22.2281.386326.6586NEDQuery vizier around this object
22.4281.373326.6539NEDQuery vizier around this object
25.8281.386526.6516I=18.4, R2=19.2USNO-B1Query vizier around this object
26.2281.386726.6600NEDQuery vizier around this object
26.4281.386326.6514NEDQuery vizier around this object
26.9281.384626.6494NEDQuery vizier around this object


There are 416 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
8.7281.377426.6563h=15.0, j=15.4, k=14.92MASSQuery vizier around this object
8.7281.377426.6563B1=18.1, B2=17.3, I=16.0, R1=16.3, R2=16.0USNO-B1Query vizier around this object
16.8281.376026.6588B1=19.9, B2=19.2, I=18.2, R1=18.6, R2=18.3USNO-B1Query vizier around this object
19.9281.374226.6538B1=20.2, B2=19.8, I=18.0, R1=18.4, R2=18.6USNO-B1Query vizier around this object
20.5281.377326.6610B1=20.4, B2=19.6, I=18.4, R1=18.5, R2=18.7USNO-B1Query vizier around this object
22.2281.373426.6539B1=18.9, B2=18.0, I=17.1, R1=17.6, R2=17.1USNO-B1Query vizier around this object
22.2281.386126.6587h=13.1, j=13.6, k=13.02MASSQuery vizier around this object
22.4281.373426.6539h=16.3, j=16.6, k=16.32MASSQuery vizier around this object
23.7281.386426.6591B1=15.2, B2=14.8, I=13.6, R1=14.0, R2=13.7USNO-B1Query vizier around this object
26.2281.386726.6599h=15.4, j=15.5, k=15.42MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 513 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.