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Swift Trigger: 1016881

Presumed name: GRB 210112A

Back to trigger list.

BAT 14h 35m 59.76s, +33° 04′ 12.0″
position:(218.999, +33.070 ± 180″)
XRT 14h 36m 01.19s, +33° 03′ 17.2″
position:(219.00495, 33.05479 ± 3.5″)
UVOT 14h 36m 01.44s, +33° 03′ 15.1″
position:(219.0060, +33.0542 ± 0.7″)
Galactic NHI:9.27×100 cm-2
Galactic E(B-V):0.011 mag
Best RA:14h 36m 01.44s= 219.0060 d
Best Dec:+33° 03′ 15.1″= +33.0542 d
Gal Lat:66.68
Gal Long:54.01
Sun angle:89.64°, 5.0 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 5 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
0.2′′219.0060433.05417GCN #29290GRB 210112A: Enhanced Swift-XRT positionVizier logo
0.3′′219.0060433.05428GCN #29289GRB 210112A: Swift detection of a burst with an optical counterpartVizier logo
0.7′′219.0062133.05425GCN #29303GRB 210112A: Swift/UVOT DetectionVizier logo
0.7′′219.0062233.05415GCN #29456GRB 210112A: LBT host detection and correction to GCN 29319 (CAHA observations)Vizier logo
1.7′′219.0060533.05372GCN #29319GRB 210112A: Deep CAHA 2.2m detectionVizier logo
14.0′′219.0050033.05800GCN #29297GRB 210112A: Swift-BAT refined analysisVizier logo

There are 14 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
138.0219.050733.0549SDSS J143612.16+330317.5G=19.2108, g=19.521, i=19.337, r=19.529, u=20.0933, z=19.391Query vizier around this object
163.1218.953233.06802MASS J14354878+3304051G=18.9400, H=15.052, I=16.35, J=15.36, K=14.31, R=17.05Query vizier around this object
186.2218.943433.0588[KEC2012] 218.943430+33.058814I=20.06, J=18.93, K=17.29, R=20.87Query vizier around this object

There are 3 SIMBAD objects within the position error. The full list is here.

* RA/Dec in equinox J2000

X-ray sources

RA*Dec* Source table2Observatory Query
175.9219.031533.01130 +/- 0ROSATQuery vizier around this object
175.9219.031533.01130.0349 +/- 0.0118ROSATQuery vizier around this object

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

1Energy band for count-rate is mission specific.


RA*Dec*Redshift CatalogueQuery
0.7219.006233.0542NEDQuery vizier around this object
4.3219.005033.0533NEDQuery vizier around this object
6.9219.007933.0550NEDQuery vizier around this object
7.7219.008333.0542NEDQuery vizier around this object
8.4219.004233.0525Mag=22.2NEDQuery vizier around this object
8.8219.003733.0558Mag=22.9NEDQuery vizier around this object
8.9219.004333.0524R=20.5, g=22.5, i=19.9, u=22.7, z=19.5SDSSQuery vizier around this object
9.6219.008733.0556Mag=22.9NEDQuery vizier around this object
11.4219.009633.0542Mag=22.9NEDQuery vizier around this object
18.5219.006433.0598R=18.9, g=19.4, i=18.7, u=20.4, z=18.6SDSSQuery vizier around this object


There are 1073 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
5.1219.003833.0558I=21.7, R=22.0, g=22.9, u=23.9, z=22.1SDSSQuery vizier around this object
18.6219.006433.0598B1=18.6, B2=18.0, I=17.7, R1=18.7, R2=18.3USNO-B1Query vizier around this object
27.3219.000733.0481B1=20.8, B2=20.7, R1=19.8, R2=20.1USNO-B1Query vizier around this object
27.3219.000633.0481I=19.9, R=20.1, g=20.7, u=22.1, z=19.6SDSSQuery vizier around this object
31.7219.011233.0477B1=20.8, B2=21.6USNO-B1Query vizier around this object
37.6218.992733.0529I=23.1, R=22.6, g=23.2, u=22.8, z=22.1SDSSQuery vizier around this object
39.2219.010033.0648I=22.0, R=22.0, g=22.6, u=24.0, z=21.1SDSSQuery vizier around this object
40.5218.994633.0619B2=21.8, R1=20.1USNO-B1Query vizier around this object
40.5218.991633.0556I=22.2, R=22.5, g=23.1, u=24.3, z=21.7SDSSQuery vizier around this object
50.2219.016933.0451h=15.9, j=16.6, k=15.62MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 208 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.