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Swift Trigger: 1031728

Presumed name: GRB 210210A

Back to trigger list.

BAT 17h 31m 14.64s, +14° 38′ 52.8″
position:(262.811, +14.648 ± 180″)
XRT 17h 31m 04.92s, +14° 39′ 50.3″
position:(262.77051, 14.66396 ± 3.5″)
UVOT 17h 31m 04.99s, +14° 39′ 45.7″
position:(262.7708, +14.6627 ± 1.1″)
Galactic NHI:6.47×100 cm-2
Galactic E(B-V):0.099 mag
Best RA:17h 31m 04.99s= 262.7708 d
Best Dec:+14° 39′ 45.7″= +14.6627 d
Gal Lat:24.28
Gal Long:37.57
Sun angle:66.81°, 4.1 hr West

1Sper #4 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 4 SPER messages, and 2 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
0.1′′262.7708314.66272GCN #29444GRB 210210A: Swift detection of a burst with an optical counterpartVizier logo
0.7′′262.7708714.66289GCN #29457GRB 210210A: Swift/UVOT DetectionVizier logo
1.4′′262.7704214.66256GCN #29448GRB 210210A: Enhanced Swift-XRT positionVizier logo
29.9′′262.7641714.65744GCN #29467GRB 210210A: 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
8.8262.773314.6628NEDQuery vizier around this object
9.0262.770014.6603NEDQuery vizier around this object
15.5262.773614.6609B1=20.2, B2=20.2, I=18.9, R1=19.3, R2=19.1USNO-B1Query vizier around this object
16.6262.774014.6608B=21.9, R=20.0APM-NQuery vizier around this object
19.9262.773714.6581NEDQuery vizier around this object
27.5262.766314.6564NEDQuery vizier around this object
36.0262.766014.6729I=17.1, R2=19.1USNO-B1Query vizier around this object
37.9262.781414.6636B=20.9, R=19.5APM-NQuery vizier around this object
38.6262.764614.6730B=19.4, R=17.6APM-NQuery vizier around this object
39.3262.781814.6635B1=20.3, B2=20.2, I=18.9, R1=18.8, R2=19.3USNO-B1Query vizier around this object


There are 342 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
10.5262.773314.6629B1=18.4, B2=18.1, I=15.9, R1=16.6, R2=16.5USNO-B1Query vizier around this object
10.6262.773314.6628h=14.8, j=15.3, k=14.62MASSQuery vizier around this object
27.1262.763414.6669B2=20.4, R1=20.1, R2=19.1USNO-B1Query vizier around this object
34.3262.766814.6728B1=19.4, I=18.3, R1=18.6, R2=19.2USNO-B1Query vizier around this object
37.3262.765114.6729B2=19.1, I=17.6, R1=18.0, R2=17.9USNO-B1Query vizier around this object
37.3262.765014.6729h=16.2, j=16.6, k=15.82MASSQuery vizier around this object
42.1262.782514.6626B1=19.8, R2=19.5USNO-B1Query vizier around this object
47.0262.782614.6698B1=20.7, B2=20.2, I=18.5, R1=18.7, R2=18.9USNO-B1Query vizier around this object
49.6262.760714.6740h=15.2, j=16.0, k=14.92MASSQuery vizier around this object
49.7262.760814.6741B1=19.6, B2=19.7, I=16.7, R1=17.5, R2=17.5USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 269 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.