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Swift Trigger: 1032183

Presumed name: GRB 210212A

Back to trigger list.

BAT 04h 49m 02.64s, +07° 14′ 02.4″
position:(72.261, +7.234 ± 180″)
XRT 04h 49m 03.98s, +07° 16′ 09.5″
position:(72.2666, 7.2693 ± 3.8″)
UVOT No position available.
Galactic NHI:8.22×100 cm-2
Galactic E(B-V):0.107 mag
Best RA:04h 49m 03.98s= 72.2666 d
Best Dec:+07° 16′ 09.5″= 7.2693 d
Gal Lat:-23.05
Gal Long:191.06
Sun angle:107.72°, -7.1 hr East of Sun

1Sper #1 auto processing.

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 1 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
0.0′′72.266607.26930GCN #29487GRB 210212A: Swift detection of a burstVizier logo
1.3′′72.266637.26967GCN #29489GRB 210212A: Enhanced Swift-XRT positionVizier logo
205.3′′72.249007.21500GCN #29491GRB 210212A: Swift-BAT refined analysisVizier logo

Catalogue Searches. Searched 3.33′ 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
12.772.26297.2703NEDQuery vizier around this object
21.272.26427.2747NEDQuery vizier around this object
27.272.26177.2750NEDQuery vizier around this object
36.372.25677.2717NEDQuery vizier around this object
37.472.25967.2617NEDQuery vizier around this object
37.472.25627.2669NEDQuery vizier around this object
42.172.25627.2639NEDQuery vizier around this object
46.672.25337.2692NEDQuery vizier around this object
46.972.25617.2615B1=24.4, B2=21.1USNO-B1Query vizier around this object
46.972.27127.2814NEDQuery vizier around this object


There are 203 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
21.372.26447.2748h=16.0, j=16.2, k=15.52MASSQuery vizier around this object
21.672.26437.2748B2=20.5, I=17.9, R1=20.1, R2=18.6USNO-B1Query vizier around this object
22.172.26447.2750B2=20.6, I=18.8, R1=19.5USNO-B1Query vizier around this object
27.272.26167.2750h=14.8, j=15.3, k=14.62MASSQuery vizier around this object
27.372.27327.2654B1=24.9, R1=19.6USNO-B1Query vizier around this object
27.572.26167.2751B2=20.7, I=17.2, R1=18.1, R2=18.1USNO-B1Query vizier around this object
37.172.25957.2618B1=18.2, B2=19.0, I=18.3, R1=17.4, R2=17.2USNO-B1Query vizier around this object
37.472.25957.2617h=15.5, j=16.3, k=16.12MASSQuery vizier around this object
47.272.25627.2611h=15.8, j=17.0, k=16.02MASSQuery vizier around this object
47.672.25627.2610B1=18.4, B2=20.3, I=18.9, R1=18.3, R2=18.3USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 127 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.