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Swift Trigger: 1102329

Presumed name: GRB 220412B

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BAT 21h 23m 10.56s, -00° 13′ 22.8″
position:(320.794, -0.223 ± 180″)
XRT No position available.
UVOT No position available.
Galactic NHI:4.03×1020 cm-2
Galactic E(B-V):0.052 mag
Best RA:21h 23m 10.56s= 320.794 d
Best Dec:-00° 13′ 22.8″= -0.223 d
Gal Lat:-33.29
Gal Long:52.27
Sun angle:60.41°, 4.0 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.

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′′320.79400-0.22300GCN #31886GRB 220412B: Swift detection of a short burstVizier logo
0.0′′320.79400-0.22300GCN #31892GRB 220412B: GIT optical upper limitVizier logo
187.9′′320.75792-0.26069GCN #31910GRB 220412B: 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
35.8320.8008-0.2302WiggleZ R22J212312201-00134859g=23.02, r=22.26, z=21.60Query vizier around this object
114.8320.8227-0.23692SLAQ J212317.44-001413.0V=20.34Query vizier around this object
120.1320.7928-0.25632SLAQ J212310.26-001522.8B=21.37, V=21.08, g=21.533, i=21.055, r=21.354, u=21.959, z=21.079Query vizier around this object
143.7320.7764-0.18722MASS J21230634-0011139G=12.1871, H=10.000, J=10.583, K=9.888Query vizier around this object
144.7320.8109-0.1865WiggleZ R22J212314625-00111143g=21.83, r=20.92, z=20.13Query vizier around this object
151.8320.7560-0.2412SDSS J212301.43-001428.4g=20.915, i=20.990, r=20.897, u=21.637, z=20.7244Query vizier around this object
164.1320.7927-0.2686WiggleZ R22J212310251-00160667g=21.81, r=21.24, z=20.73Query vizier around this object
199.8320.8052-0.27732SLAQ J212313.25-001638.3B=21.57, V=21.57, g=21.682, i=21.261, r=21.623, u=22.048, z=22.224Query vizier around this object

There are 8 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
9.0320.7963-0.2221R=22.0, g=22.2, i=21.1, u=26.2, z=22.6SDSSQuery vizier around this object
9.8320.7962-0.2217NEDQuery vizier around this object
18.2320.7892-0.2244NEDQuery vizier around this object
20.3320.7950-0.2286Mag=19.2NEDQuery vizier around this object
25.3320.7870-0.2220R=19.7, g=20.1, i=19.5, u=21.2, z=19.4SDSSQuery vizier around this object
25.3320.7871-0.2219Mag=20.1NEDQuery vizier around this object
27.0320.7967-0.2300Mag=21.1NEDQuery vizier around this object
27.5320.7862-0.2242Mag=23.1NEDQuery vizier around this object
27.6320.7972-0.2299B=21.3, R=19.4APM-NQuery vizier around this object
29.2320.7867-0.2194R=23.0, g=24.8, i=21.9, u=24.1, z=21.5SDSSQuery vizier around this object


There are 628 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
20.2320.7950-0.2285B1=20.0, B2=19.1, I=17.2, R1=17.6, R2=17.7USNO-B1Query vizier around this object
20.4320.7950-0.2286I=17.4, R=17.9, g=19.2, u=21.7, z=17.1SDSSQuery vizier around this object
20.4320.7950-0.2286h=15.1, j=15.9, k=15.32MASSQuery vizier around this object
25.6320.7870-0.2220B1=20.6, B2=20.1, I=18.7, R1=19.6, R2=19.6USNO-B1Query vizier around this object
26.7320.7969-0.2298B1=21.0, B2=20.9, R1=19.0, R2=19.9USNO-B1Query vizier around this object
27.0320.7969-0.2299I=19.6, R=20.0, g=21.1, u=23.2, z=19.4SDSSQuery vizier around this object
27.5320.7865-0.2241I=21.5, R=21.9, g=23.1, u=24.8, z=21.7SDSSQuery vizier around this object
29.6320.7964-0.2309I=21.5, R=22.8, g=23.8, u=23.3, z=21.4SDSSQuery vizier around this object
29.7320.7857-0.2233I=22.1, R=22.9, g=24.8, u=25.3, z=21.1SDSSQuery vizier around this object
30.1320.7884-0.2292B1=20.3, B2=19.9, I=17.5, R1=18.4, R2=18.3USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 352 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.