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Swift Trigger: 1221714

Presumed name: GRB 240414A

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BAT 12h 19m 08.64s, +56° 43′ 37.2″
position:(184.786, +56.727 ± 180″)
XRT 12h 19m 08.52s, +56° 44′ 17.2″
position:(184.7855, 56.7381 ± 4.9″)
UVOT No position available.
Galactic NHI:1.34×1020 cm-2
Galactic E(B-V):0.015 mag
Best RA:12h 19m 08.52s= 184.7855 d
Best Dec:+56° 44′ 17.2″= 56.7381 d
Gal Lat:59.83
Gal Long:131.75
Sun angle:112.26°, -10.8 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 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
60.7184.797556.7226LEDA 2545722g=16.668, i=16.003, r=16.246, u=17.859, z=15.880Query vizier around this object
67.9184.790656.7194SDSS J121909.73+564310.0G=20.148149, g=20.1817, i=20.0563, r=20.1410, u=20.7206, z=20.0452Query vizier around this object
182.0184.783556.6876SDSS J121908.04+564115.1g=22.2166, i=21.4893, r=21.9951, u=22.4418, z=21.5993Query vizier around this object
195.4184.841156.6932NVSS J121921+564135Query vizier around this object
198.1184.885856.7366NGC 4271B=13.7, G=18.143209, H=9.781, J=10.463, K=9.510, g=13.265, i=11.967, r=12.373, u=15.241, z=11.664Query 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
21.5184.795256.7354R=24.6, g=26.3, i=21.8, u=25.5, z=21.4SDSSQuery vizier around this object
24.0184.793056.7328R=21.9, g=22.5, i=21.0, u=25.0, z=21.2SDSSQuery vizier around this object
24.1184.792956.7328Mag=22.1NEDQuery vizier around this object
24.1184.778356.7436NEDQuery vizier around this object
29.8184.797956.7334R=22.3, g=22.9, i=21.6, u=23.0, z=22.0SDSSQuery vizier around this object
29.8184.798356.7339NEDQuery vizier around this object
31.9184.794056.7456B=22.3, R=20.0APM-NQuery vizier around this object
32.8184.794256.7303NEDQuery vizier around this object
33.0184.782556.7292Mag=18.4NEDQuery vizier around this object
33.0184.782756.7291R=18.0, g=18.5, i=17.7, u=19.4, z=17.5SDSSQuery vizier around this object


There are 440 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
31.5184.801456.7382I=22.4, R=23.3, g=22.3, u=21.9, z=21.1SDSSQuery vizier around this object
32.7184.782856.7291B1=18.6, B2=18.2, I=17.5, R1=17.9, R2=17.5USNO-B1Query vizier around this object
39.2184.768156.7329I=22.7, R=22.5, g=22.6, u=23.4, z=21.0SDSSQuery vizier around this object
42.1184.798356.7474I=21.0, R=21.2, g=21.7, u=24.3, z=20.9SDSSQuery vizier around this object
42.8184.796756.7483B2=21.7, I=18.0USNO-B1Query vizier around this object
43.2184.794256.7491I=20.7, R=22.0, g=22.6, u=26.2, z=20.1SDSSQuery vizier around this object
46.6184.766956.7460h=14.1, j=14.8, k=14.12MASSQuery vizier around this object
46.6184.766956.7461I=15.8, R=16.1, g=16.9, u=18.9, z=15.7SDSSQuery vizier around this object
46.6184.766956.7461B1=16.9, B2=17.1, I=15.3, R1=16.0, R2=15.8USNO-B1Query vizier around this object
55.2184.765756.7273I=21.0, R=22.6, g=23.5, u=22.8, z=20.4SDSSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 153 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.