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Swift Trigger: 591392

Presumed name: GRB 140311B

Back to trigger list.

BAT 16h 49m 09.84s, +52° 44′ 49.2″
position:(252.291, +52.747 ± 180″)
XRT 16h 49m 17.90s, +52° 43′ 26.1″
position:(252.32458, 52.72393 ± 3.6″)
UVOT No position available.
Galactic NHI:3.03×100 cm-2
Galactic E(B-V):0.051 mag
Best RA:16h 49m 17.90s= 252.32458 d
Best Dec:+52° 43′ 26.1″= 52.72393 d
Gal Lat:39.55
Gal Long:80.36
Sun angle:98.55°, 6.6 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

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 14 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′′252.3245852.72393GCN #15950GRB 140311B: Swift-XRT observationsVizier logo
0.7′′252.3248752.72400GCN #15949GRB 140311B: Nanshan afterglow detectionVizier logo
0.9′′252.3242052.72400GCN #15951GRB140311B: Swift/XRT positionVizier logo
1.7′′252.3251752.72425GCN #15958GRB 140311B: Enhanced Swift-XRT positionVizier logo
37.5′′252.3330052.73300GCN #15979GRB 140311B: Swift-BAT refined analysisVizier logo
110.4′′252.2916752.74722GCN #15945GRB 140311B: Swift detection of a burstVizier 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
59.5252.343752.73571RXS J164922.5+524408Query vizier around this object
69.1252.295452.7164NVSS J164911+524302Query vizier around this object
74.2252.347852.7390USNO-A2.0 1425-08616570B=18.7, R=18.3Query 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
59.5252.343752.73570.00793 +/- 0.003329ROSATQuery 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
22.0252.334252.7253Mag=23.0NEDQuery vizier around this object
22.0252.334452.7253R=22.4, g=23.0, i=21.7, u=23.4, z=22.1SDSSQuery vizier around this object
24.8252.313352.7232B1=21.1, B2=21.2, I=18.8, R1=19.0, R2=20.1USNO-B1Query vizier around this object
25.0252.313152.7235R=19.7, g=20.8, i=19.2, u=25.1, z=18.7SDSSQuery vizier around this object
25.0252.312952.7233Mag=20.8NEDQuery vizier around this object
25.2252.320052.7306Mag=22.9NEDQuery vizier around this object
26.1252.312652.7234B=21.9, R=19.1APM-NQuery vizier around this object
27.1252.325852.7164B2=21.2, I=18.6, R2=20.4USNO-B1Query vizier around this object
27.8252.325852.7161Mag=21.3NEDQuery vizier around this object
27.9252.325852.7162R=20.3, g=21.4, i=19.9, u=21.5, z=19.7SDSSQuery vizier around this object


There are 527 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
24.9252.313252.7235B2=21.1, I=18.4, R1=19.6, R2=19.6USNO-B1Query vizier around this object
25.2252.320352.7304I=22.2, R=22.5, g=22.9, u=23.1, z=22.0SDSSQuery vizier around this object
27.1252.332352.7298I=22.2, R=25.0, g=24.9, u=24.7, z=21.8SDSSQuery vizier around this object
27.7252.325352.7162B2=21.1, I=18.5, R1=19.8, R2=19.9USNO-B1Query vizier around this object
28.4252.325152.7160B2=20.5, R2=19.9USNO-B1Query vizier around this object
28.6252.336852.7269I=22.1, R=22.7, g=23.0, u=25.3, z=22.6SDSSQuery vizier around this object
38.4252.319252.7138I=20.8, R=22.0, g=23.6, u=24.2, z=20.2SDSSQuery vizier around this object
39.4252.327852.7347I=20.1, R=20.7, g=21.6, u=22.1, z=19.5SDSSQuery vizier around this object
39.7252.327952.7348B2=21.1, I=18.5, R1=19.6, R2=20.3USNO-B1Query vizier around this object
39.8252.316452.7141B2=21.0, R1=19.8, R2=19.7USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 298 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.