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Swift Trigger: 1195887

Presumed name: GRB 231111A

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BAT 19h 20m 56.16s, +52° 26′ 49.2″
position:(290.234, +52.447 ± 180″)
XRT 19h 20m 45.96s, +52° 26′ 17.9″
position:(290.1915, 52.4383 ± 5.5″)
UVOT 19h 20m 45.22s, +52° 26′ 10.3″
position:(290.1884, +52.4362 ± 0.6″)
Galactic NHI:8.63×1020 cm-2
Galactic E(B-V):0.132 mag
Best RA:19h 20m 45.22s= 290.1884 d
Best Dec:+52° 26′ 10.3″= +52.4362 d
Gal Lat:16.99
Gal Long:83.71
Sun angle:88.99°, -4.3 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.

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

Catalogue Searches. Searched 200′ around UVOT 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
56.8290.172352.42382MASS J19204135+5225258G=11.583449, H=9.212, J=9.851, K=9.095Query vizier around this object
114.8290.184252.4044UCAC4 713-063732B=17.107, G=15.735396, H=13.814, J=14.314, K=13.747, R=15.998, V=16.108, g=16.492, i=15.702, r=15.700Query vizier around this object
182.2290.112652.4156KIS J192027.02+522456.2G=17.341856, H=15.603, J=16.289, K=15.305, g=17.919, i=17.430, r=17.491Query vizier around this object
194.5290.155452.3861UCAC4 712-062621G=15.511874, H=13.448, J=13.952, K=13.316, R=15.668Query vizier around this object
198.8290.123352.47462MASS J19202959+5228286G=12.560815, H=11.104, J=11.459, K=11.075Query vizier around this object

There are 5 SIMBAD objects within the position error. The full list is here.

* 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
6.5290.190452.4375NEDQuery vizier around this object
13.3290.183652.4339B=20.9, R=20.0APM-NQuery vizier around this object
17.7290.187552.4411NEDQuery vizier around this object
18.6290.187952.4413B=21.2, R=19.0APM-NQuery vizier around this object
19.3290.179652.4356NEDQuery vizier around this object
23.5290.180052.4321B=22.1, R=19.9APM-NQuery vizier around this object
30.1290.199252.4414NEDQuery vizier around this object
30.3290.199352.4414B2=20.7, R2=19.6USNO-B1Query vizier around this object
31.1290.174252.4372NEDQuery vizier around this object
32.1290.195452.4283NEDQuery vizier around this object


There are 403 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
13.3290.183852.4338B1=20.0, B2=20.7, I=19.3, R1=19.7, R2=19.6USNO-B1Query vizier around this object
16.5290.181152.4352B1=20.1, B2=20.6, I=19.2, R1=19.6, R2=19.7USNO-B1Query vizier around this object
17.3290.180652.4354B1=20.1, B2=21.0, I=18.9USNO-B1Query vizier around this object
17.7290.187852.4411h=15.2, j=15.7, k=14.92MASSQuery vizier around this object
18.5290.187952.4413B1=20.2, B2=20.6, I=16.9, R1=18.6, R2=18.4USNO-B1Query vizier around this object
24.4290.179752.4320B2=19.7, I=18.7, R1=19.2, R2=19.6USNO-B1Query vizier around this object
30.2290.195552.4290B1=19.4, B2=19.0, I=18.1, R1=18.1, R2=17.8USNO-B1Query vizier around this object
31.0290.199052.4419B2=20.6, R2=20.1USNO-B1Query vizier around this object
31.6290.199852.4416B2=21.0, I=19.4, R2=19.2USNO-B1Query vizier around this object
33.5290.178152.4293B1=16.9, B2=16.5, I=15.5, R1=16.3, R2=16.1USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 298 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.