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Swift Trigger: 1223072

Presumed name: GRB 240419B

Back to trigger list.

BAT 21h 43m 30.48s, +04° 14′ 02.4″
position:(325.877, +4.234 ± 180″)
XRT 21h 43m 35.08s, +04° 14′ 07.7″
position:(325.89615, 4.23548 ± 3.5″)
UVOT No position available.
Galactic NHI:5.30×1020 cm-2
Galactic E(B-V):0.080 mag
Best RA:21h 43m 35.08s= 325.89615 d
Best Dec:+04° 14′ 07.7″= 4.23548 d
Gal Lat:-34.89
Gal Long:60.22
Sun angle:61.39°, 4.1 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 4 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
78.2325.87864.2483SDSS J214330.85+041453.8g=22.38, i=20.663, r=21.49, u=25.0, z=20.17Query vizier around this object
97.2325.92074.2241TYC 551-926-1B=11.74, G=10.139072, H=7.862, J=8.442, K=7.736, V=10.43Query vizier around this object
152.4325.85884.2154WiggleZ R22J214326115+04125543g=22.92, r=21.98, z=21.59Query vizier around this object
177.6325.88264.2829SDSS J214331.82+041658.5G=19.886782, g=20.3673, i=20.2075, r=20.2227, u=20.8489, z=19.8389Query vizier around this object
194.8325.94844.2208SDSS J214347.61+041314.8g=22.36, i=21.6, r=21.92, u=23.8, z=23.7Query 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
35.2325.90584.2347NEDQuery vizier around this object
39.4325.90464.2422NEDQuery vizier around this object
41.2325.88834.2272NEDQuery vizier around this object
41.9325.89124.2250NEDQuery vizier around this object
42.1325.90754.2325NEDQuery vizier around this object
47.8325.88294.2333NEDQuery vizier around this object
50.9325.91044.2367NEDQuery vizier around this object
54.7325.90674.2464NEDQuery vizier around this object
55.0325.90694.2464B1=17.5, B2=17.6, I=15.8, R1=15.7, R2=15.8USNO-B1Query vizier around this object
56.9325.90134.2206NEDQuery vizier around this object


There are 195 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
54.9325.90704.2463h=15.4, j=15.8, k=15.52MASSQuery vizier around this object
63.4325.90914.2474B2=21.1, R2=17.9USNO-B1Query vizier around this object
73.6325.87654.2412h=15.9, j=16.4, k=15.82MASSQuery vizier around this object
76.1325.88324.2187B1=19.5, B2=20.6, I=17.4, R1=17.2, R2=17.1USNO-B1Query vizier around this object
76.1325.91434.2464B2=20.3, R1=17.4, R2=17.5USNO-B1Query vizier around this object
76.3325.88334.2186h=15.9, j=16.6, k=15.52MASSQuery vizier around this object
78.7325.90954.2181h=14.6, j=15.1, k=14.92MASSQuery vizier around this object
78.9325.90954.2181B1=17.3, B2=16.8, I=15.0, R1=15.1, R2=15.2USNO-B1Query vizier around this object
83.1325.91324.2511h=15.0, j=15.6, k=15.42MASSQuery vizier around this object
83.2325.91054.2174B1=18.2, B2=17.9, I=17.2, R1=16.7, R2=16.2USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 95 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.