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Swift Trigger: 1210276

Presumed name: GRB 240123A

Back to trigger list.

BAT 13h 17m 16.56s, +60° 37′ 55.2″
position:(199.319, +60.632 ± 180″)
XRT 13h 17m 23.52s, +60° 37′ 08.0″
position:(199.34802, 60.61889 ± 3.8″)
UVOT No position available.
Galactic NHI:1.39×1020 cm-2
Galactic E(B-V):0.016 mag
Best RA:13h 17m 23.52s= 199.34802 d
Best Dec:+60° 37′ 08.0″= 60.61889 d
Gal Lat:56.22
Gal Long:117.21
Sun angle:114.58°, 7.0 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.


SPER results page for this trigger.

Image of the SPER data

There are 6 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

Catalogue Searches. Searched 200′ 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
164.9199.280060.65032MASX J13170725+6039010Query 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
7.1199.350860.6203Mag=23.5NEDQuery vizier around this object
11.1199.346260.6158Mag=22.8NEDQuery vizier around this object
11.1199.346260.6159R=21.5, g=23.0, i=21.1, u=22.8, z=20.7SDSSQuery vizier around this object
11.4199.341860.6180R=22.0, g=22.8, i=22.2, u=24.9, z=21.2SDSSQuery vizier around this object
11.5199.341760.6181Mag=22.6NEDQuery vizier around this object
12.7199.355060.6189NEDQuery vizier around this object
18.7199.356960.6160R=22.1, g=22.3, i=21.8, u=25.6, z=21.3SDSSQuery vizier around this object
18.7199.356760.6161Mag=22.2NEDQuery vizier around this object
19.3199.337560.6173R=26.5, g=23.9, i=25.7, u=21.4, z=24.4SDSSQuery vizier around this object
20.5199.342160.6139Mag=22.2NEDQuery vizier around this object


There are 486 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
7.1199.351060.6202I=22.2, R=22.7, g=23.5, u=23.6, z=21.5SDSSQuery vizier around this object
14.2199.354060.6215B1=21.0, B2=21.9USNO-B1Query vizier around this object
36.4199.339160.6280I=22.0, R=23.5, g=25.5, u=26.0, z=20.7SDSSQuery vizier around this object
45.0199.344060.6066B2=21.4, R1=19.9USNO-B1Query vizier around this object
48.6199.374360.6148B1=20.1, B2=19.9, I=18.1, R1=19.1, R2=18.9USNO-B1Query vizier around this object
48.9199.374560.6149h=16.5, j=16.9, k=15.72MASSQuery vizier around this object
52.2199.349960.6334B2=21.9, R2=19.7USNO-B1Query vizier around this object
53.8199.334960.6324I=18.7, R=18.8, g=19.3, u=20.6, z=18.6SDSSQuery vizier around this object
54.1199.334860.6324B1=19.8, B2=19.6, I=18.5, R1=18.7, R2=18.6USNO-B1Query vizier around this object
54.9199.319960.6124B1=20.6, B2=20.7, I=18.1, R1=18.9, R2=19.0USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 162 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.