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Swift Trigger: 1180410

Presumed name: GRB 230723B

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BAT 16h 41m 30.96s, -05° 19′ 37.2″
position:(250.379, -5.327 ± 180″)
XRT No position available.
UVOT No position available.
Galactic NHI:1.09×1021 cm-2
Galactic E(B-V):0.422 mag
Best RA:16h 41m 30.96s= 250.379 d
Best Dec:-05° 19′ 37.2″= -5.327 d
Gal Lat:25.69
Gal Long:11.69
Sun angle:127.53°, -8.5 hr East of Sun

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 3 SPER messges, but no object has been found.

See the SPER page for details of how the SPER image is searched for objects.

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 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
2.9250.3788-5.3278NEDQuery vizier around this object
7.7250.3767-5.3264NEDQuery vizier around this object
17.8250.3792-5.3319B=20.1, R2=18.8, i=18.2SSSQuery vizier around this object
18.4250.3792-5.3322NEDQuery vizier around this object
20.7250.3758-5.3222NEDQuery vizier around this object
22.0250.3729-5.3250NEDQuery vizier around this object
24.5250.3854-5.3250NEDQuery vizier around this object
28.3250.3725-5.3225NEDQuery vizier around this object
32.5250.3854-5.3333NEDQuery vizier around this object
33.0250.3728-5.3338B1=19.6, B2=18.9, I=17.4, R1=17.9, R2=17.6USNO-B1Query vizier around this object


There are 269 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
18.1250.3792-5.3320B1=20.6, B2=19.2, I=17.8, R1=18.3, R2=17.6USNO-B1Query vizier around this object
18.3250.3791-5.3321h=15.9, j=16.5, k=15.72MASSQuery vizier around this object
22.0250.3732-5.3251B1=21.0, B2=19.8, I=17.9, R1=18.7, R2=18.4USNO-B1Query vizier around this object
24.6250.3855-5.3250h=15.6, j=16.6, k=15.42MASSQuery vizier around this object
24.8250.3856-5.3250B2=19.9, I=17.8, R1=18.8, R2=18.3USNO-B1Query vizier around this object
33.9250.3727-5.3340h=15.8, j=16.3, k=15.62MASSQuery vizier around this object
38.6250.3827-5.3169B1=21.1, B2=20.2, I=18.5, R2=18.9USNO-B1Query vizier around this object
41.3250.3771-5.3383h=11.6, j=12.2, k=11.42MASSQuery vizier around this object
41.4250.3772-5.3384B1=16.7, B2=15.8, I=13.5, R1=14.3, R2=14.1USNO-B1Query vizier around this object
45.7250.3815-5.3145B2=20.4, R1=19.6, R2=19.5USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 203 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.