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Swift Trigger: 1032024

Presumed name: GRB 210211A

Back to trigger list.

BAT 17h 57m 43.92s, -46° 17′ 56.4″
position:(269.433, -46.299 ± 180″)
XRT 17h 57m 44.98s, -46° 15′ 57.6″
position:(269.4374, -46.2660 ± 3.4″)
UVOT No position available.
Galactic NHI:8.26×100 cm-2
Galactic E(B-V):0.141 mag
Best RA:17h 57m 44.98s= 269.4374 d
Best Dec:-46° 15′ 57.6″= -46.2660 d
Gal Lat:-10.76
Gal Long:346.13
Sun angle:56.30°, 3.7 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 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′′269.43740-46.26600GCN #29472GRB 210211A: Swift detection of a burstVizier logo
7.5′′269.43976-46.26729GCN #29478GRB 210211A: Enhanced Swift-XRT positionVizier logo
8.3′′269.44033-46.26711GCN #29485GRB 210211A: Swift/UVOT DetectionVizier logo
8.3′′269.44029-46.26717GCN #29474GRB 210211A: REM optical/NIR afterglow detectionVizier logo
73.6′′269.40833-46.26972GCN #29483GRB 210211A: Swift-BAT refined analysis Vizier logo
119.3′′269.43300-46.29900GCN #29471Swift GRB210211.36: Global MASTER-Net observations report Vizier logo

There are 11 matches in total. See the full table for details.

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
92.3269.4743-46.2686Gaia DR2 5954340555193511168G=16.8988Query vizier around this object
108.0269.4682-46.2449TYC 8344-634-1B=11.92, G=11.6184, H=10.302, J=10.59, K=10.224, V=11.40Query vizier around this object
142.2269.4803-46.2920TYC 8344-17-1B=10.91, G=10.4686, H=9.647, J=9.835, K=9.590, V=10.57Query vizier around this object
149.6269.4431-46.2246Gaia DR2 5954341276766973056G=19.6626Query vizier around this object

There are 4 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
0.8269.4371-46.2658NEDQuery vizier around this object
1.2269.4375-46.2657B2=19.2, I=15.9, R1=16.0, R2=17.1USNO-B1Query vizier around this object
9.1269.4410-46.2663B2=19.9, R2=20.3USNO-B1Query vizier around this object
10.3269.4354-46.2636NEDQuery vizier around this object
14.7269.4317-46.2667NEDQuery vizier around this object
17.2269.4385-46.2613B=19.7, R2=18.5SSSQuery vizier around this object
17.4269.4388-46.2613B2=20.4, R2=19.7USNO-B1Query vizier around this object
18.5269.4410-46.2705B2=16.3, I=14.4, R1=14.6, R2=15.3USNO-B1Query vizier around this object
18.7269.4408-46.2706NEDQuery vizier around this object
22.3269.4296-46.2631NEDQuery vizier around this object


There are 841 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
0.8269.4374-46.2658h=14.6, j=15.2, k=14.62MASSQuery vizier around this object
10.3269.4354-46.2635h=15.6, j=16.1, k=15.32MASSQuery vizier around this object
10.3269.4356-46.2634B2=17.1, I=16.6, R1=16.3, R2=17.2USNO-B1Query vizier around this object
14.6269.4316-46.2667B2=17.1, I=16.2, R1=16.2, R2=17.0USNO-B1Query vizier around this object
14.7269.4316-46.2667h=15.7, j=16.1, k=15.12MASSQuery vizier around this object
18.7269.4409-46.2706h=12.9, j=13.5, k=12.72MASSQuery vizier around this object
22.3269.4296-46.2630h=16.1, j=16.7, k=15.62MASSQuery vizier around this object
22.4269.4295-46.2630B2=17.2, R1=16.5, R2=16.5USNO-B1Query vizier around this object
22.4269.4362-46.2722B2=16.5, I=15.9, R1=15.5, R2=16.2USNO-B1Query vizier around this object
22.5269.4364-46.2722h=15.2, j=16.1, k=15.22MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 944 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.