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Swift Trigger: 1073893

Presumed name: GRB 210919A

Back to trigger list.

BAT 05h 20m 55.20s, +01° 16′ 26.4″
position:(80.230, +1.274 ± 180″)
XRT 05h 21m 01.05s, +01° 18′ 39.1″
position:(80.25436, 1.31086 ± 6.2″)
UVOT No position available.
Galactic NHI:1.07×1021 cm-2
Galactic E(B-V):0.133 mag
Best RA:05h 21m 01.05s= 80.25436 d
Best Dec:+01° 18′ 39.1″= 1.31086 d
Gal Lat:-19.36
Gal Long:200.97
Sun angle:96.06°, 6.4 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 6 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
2.5′′80.254481.31153GCN #30850GRB 210919A: Enhanced Swift-XRT positionVizier logo
3.7′′80.254421.31189GCN #30846GRB 210919A: Swift detection of a short burstVizier logo
4.1′′80.254581.31199GCN #30883GRB 210919A CAHA 2.2m Observations: Afterglow/Host Galaxy CandidateVizier logo
4.5′′80.253621.31186GCN #30934GRB 210919A: LDT optical observations and candidate host galaxiesVizier logo
5.3′′80.255621.31164GCN #30983GRB 210919A: FORS2/VLT observationsVizier logo
25.6′′80.256631.30413GCN #30851GRB 210919A: AbAO optical upper limitVizier logo
45.6′′80.266711.31367GCN #31453GRB 210919A: LBT spectroscopic redshift of the host galaxy candidatesVizier logo
99.9′′80.242001.28600GCN #30863GRB 210919A: Swift-BAT refined analysisVizier logo

There are 14 matches in total. See the full table for details.

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

* 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
12.480.25501.3142NEDQuery vizier around this object
13.680.25791.3111NEDQuery vizier around this object
19.080.24961.3133NEDQuery vizier around this object
21.180.25621.3164NEDQuery vizier around this object
23.080.26041.3128NEDQuery vizier around this object
23.280.26041.3131B=22.2, R2=20.8SSSQuery vizier around this object
24.180.26041.3081NEDQuery vizier around this object
24.880.25251.3042NEDQuery vizier around this object
25.480.25671.3042NEDQuery vizier around this object
25.580.25221.3041B=20.8, R=19.9APM-NQuery vizier around this object


There are 263 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
12.380.25511.3142B1=18.6, B2=18.5, I=18.0, R1=17.9, R2=18.0USNO-B1Query vizier around this object
21.280.25621.3164B1=18.8, B2=18.5, I=17.8, R1=17.6, R2=17.9USNO-B1Query vizier around this object
24.380.26071.3131B2=21.3, R2=20.7USNO-B1Query vizier around this object
24.980.25241.3042B1=20.7, B2=20.7USNO-B1Query vizier around this object
25.380.25661.3042B1=18.5, B2=18.2, I=17.4, R1=17.2, R2=17.6USNO-B1Query vizier around this object
34.480.24531.3079B1=20.7, B2=20.0, I=18.3, R1=18.6, R2=18.8USNO-B1Query vizier around this object
39.080.24511.3166B1=19.1, B2=19.0, I=17.9, R1=17.9, R2=18.2USNO-B1Query vizier around this object
46.080.26681.3137B2=21.3, R2=20.2USNO-B1Query vizier around this object
48.080.24161.3149h=15.5, j=16.3, k=15.62MASSQuery vizier around this object
48.780.24151.3150B2=20.7, I=17.4, R1=18.5, R2=18.5USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 177 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.