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Swift Trigger: 687522

Presumed name: GRB 160525B

Back to trigger list.

BAT 09h 57m 46.32s, +51° 10′ 48.0″
position:(149.443, +51.180 ± 180″)
XRT 09h 57m 32.28s, +51° 12′ 23.0″
position:(149.3845, 51.2064 ± 2.1″)
UVOT No position available.
Galactic NHI:8.08×100 cm-2
Galactic E(B-V):0.011 mag
Best RA:09h 57m 32.28s= 149.3845 d
Best Dec:+51° 12′ 23.0″= 51.2064 d
Gal Lat:49.47
Gal Long:164.48
Sun angle:71.97°, -5.8 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 u image

u image

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 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
0.0′′149.3845051.20639GCN #19460GRB 160525B: Prompt enhanced Swift-XRT positionVizier logo
0.7′′149.3846451.20657GCN #19463GRB 160525B: Enhanced Swift-XRT positionVizier logo
5.4′′149.3868851.20658GCN #19459GRB 160525B: Swift detection of a burstVizier logo
125.3′′149.4380051.19700GCN #19468GRB 160525B: 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
73.4149.352051.2054TYC 3439-473-1B=12.63, H=8.977, J=9.529, K=8.866, V=11.30Query vizier around this object
183.5149.398351.1562USNO-A2.0 1350-07687142B=19.2, R=19.2Query vizier around this object
192.2149.299451.20422MASS J09571184+5112151H=14.402, J=15.039, K=14.111, g=20.950, i=17.613, r=19.489, u=23.280, z=16.584Query 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

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

1Energy band for count-rate is mission specific.


RA*Dec*Redshift CatalogueQuery
8.5149.384051.2087R=24.5, g=25.4, i=22.0, u=22.9, z=23.5SDSSQuery vizier around this object
14.6149.380251.2095R=19.5, g=19.9, i=19.3, u=20.7, z=19.3SDSSQuery vizier around this object
14.6149.380051.2094Mag=19.9NEDQuery vizier around this object
21.0149.393351.2044Mag=20.5NEDQuery vizier around this object
21.0149.393351.2044R=20.1, g=20.6, i=19.8, u=22.4, z=19.5SDSSQuery vizier around this object
31.6149.394951.2122R=22.8, g=24.3, i=21.9, u=26.4, z=22.5SDSSQuery vizier around this object
31.9149.381751.1978Mag=23.3NEDQuery vizier around this object
31.9149.381951.1977R=21.7, g=22.7, i=21.6, u=22.7, z=21.1SDSSQuery vizier around this object
36.5149.378751.2159I=18.3, R1=20.0USNO-B1Query vizier around this object
37.0149.379751.2162R=21.0, g=21.5, i=20.4, u=21.7, z=20.1SDSSQuery vizier around this object


There are 362 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
14.9149.380351.2096B1=20.7, B2=19.9, I=18.9, R1=19.7, R2=19.6USNO-B1Query vizier around this object
18.9149.376551.2079I=22.2, R=23.3, g=25.3, u=23.2, z=21.9SDSSQuery vizier around this object
20.9149.393351.2045B1=20.6, B2=20.8USNO-B1Query vizier around this object
20.9149.393451.2047B1=20.6, B2=21.2USNO-B1Query vizier around this object
21.4149.376051.2038I=25.2, R=24.1, g=24.2, u=23.0, z=20.5SDSSQuery vizier around this object
31.9149.381851.1977I=22.4, R=22.7, g=23.4, u=24.0, z=21.1SDSSQuery vizier around this object
33.8149.382551.1971I=21.8, R=23.4, g=23.4, u=25.4, z=21.1SDSSQuery vizier around this object
34.3149.382551.1969I=22.1, R=23.4, g=24.7, u=25.7, z=21.3SDSSQuery vizier around this object
40.3149.372551.2147I=21.5, R=21.6, g=22.1, u=22.8, z=21.2SDSSQuery vizier around this object
40.3149.378451.2169B1=20.8, B2=20.4, R1=19.5, R2=18.8USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 181 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.