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Swift Trigger: 596901

Presumed name: GRB 140423A

Back to trigger list.

BAT 13h 09m 09.60s, +49° 48′ 54.0″
position:(197.290, +49.815 ± 180″)
XRT 13h 09m 09.42s, +49° 50′ 32.4″
position:(197.28927, 49.84233 ± 3.6″)
UVOT No position available.
Galactic NHI:1.06×100 cm-2
Galactic E(B-V):0.012 mag
Best RA:13h 09m 09.42s= 197.28927 d
Best Dec:+49° 50′ 32.4″= 49.84233 d
Gal Lat:67.03
Gal Long:115.6
Sun angle:116.59°, -11.1 hr East of Sun

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

UVOT white image

white image

Blink images with DSS (link via GSFC)


SPER results page for this trigger.

Image of the SPER data

There are 16 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′′197.2892749.84233GCN #16146GRB 140423A: Swift-XRT observationsVizier logo
9.1′′197.2855849.84150GCN #16157GRB 140423A: Further Observations with Swift/UVOTVizier logo
9.1′′197.2855849.84147GCN #16151GRB 140423A: KWFC z-band photometryVizier logo
9.3′′197.2854649.84153GCN #16155GRB 140423A: Enhanced Swift-XRT positionVizier logo
9.4′′197.2854249.84150GCN #16143GRB 140423: optical afterglow candidateVizier logo
9.5′′197.2854649.84133GCN #16147GRB 140423A: Swift/UVOT detection of a possible counterpartVizier logo
14.3′′197.2836749.84069GCN #16145GRB 140423A: ROTSE-III Detection of Optical CounterpartVizier logo
34.2′′197.2758349.83842GCN #16161GRB 140423A: Swift-BAT refined analysisVizier logo
98.4′′197.2900049.81500GCN #16142GRB 140423A: Swift detection of a burstVizier logo
101.0′′197.2898349.87038GCN #16169GRB 140423A: NOT Afterglow ObservationsVizier logo
162.5′′197.3045849.88639GCN #16185GRB 140423A: RTT150 optical observationsVizier logo

There are 15 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

* 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
24.0197.279149.8433R=22.8, g=22.5, i=22.5, u=23.2, z=21.2SDSSQuery vizier around this object
37.3197.301749.8486NEDQuery vizier around this object
44.7197.272949.8489Mag=22.8NEDQuery vizier around this object
44.7197.273049.8490R=21.6, g=22.5, i=21.0, u=23.1, z=20.7SDSSQuery vizier around this object
51.8197.283349.8285R=21.9, g=22.7, i=21.3, u=24.8, z=21.4SDSSQuery vizier around this object
51.8197.283349.8286Mag=22.8NEDQuery vizier around this object
54.0197.309649.8496R=21.0, g=22.1, i=20.6, u=23.4, z=20.5SDSSQuery vizier around this object
54.1197.309649.8497Mag=22.6NEDQuery vizier around this object
58.6197.273549.8297B2=21.7, R2=20.8USNO-B1Query vizier around this object
58.8197.273349.82972.255000Mag=21.6NEDQuery vizier around this object


There are 336 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
51.2197.308449.8494B2=21.7, R1=19.9USNO-B1Query vizier around this object
58.8197.273449.8296I=21.1, R=21.4, g=21.6, u=22.2, z=21.0SDSSQuery vizier around this object
70.4197.280649.8236I=22.3, R=22.4, g=22.7, u=24.0, z=21.5SDSSQuery vizier around this object
70.5197.318849.8469I=24.6, R=25.1, g=25.3, u=26.2, z=20.7SDSSQuery vizier around this object
73.4197.307349.8591B1=21.0, B2=21.5USNO-B1Query vizier around this object
73.5197.314849.8302B2=21.3, I=19.2, R1=19.9, R2=19.8USNO-B1Query vizier around this object
73.9197.314949.8301I=19.5, R=20.0, g=21.1, u=22.8, z=19.3SDSSQuery vizier around this object
76.5197.257149.8469B1=21.0, R2=20.0USNO-B1Query vizier around this object
76.9197.261449.8538R1=20.2, R2=20.1USNO-B1Query vizier around this object
82.5197.318049.8558B2=21.6, R2=20.7USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 110 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.