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Swift Trigger: 766821

Presumed name: GRB 170807A

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BAT 09h 33m 30.96s, -17° 19′ 44.4″
position:(143.379, -17.329 ± 180″)
XRT No position available.
UVOT No position available.
Galactic NHI:5.77×100 cm-2
Galactic E(B-V):0.064 mag
Best RA:09h 33m 30.96s= 143.379 d
Best Dec:-17° 19′ 44.4″= -17.329 d
Gal Lat:24.59
Gal Long:249.99
Sun angle:34.02°, -0.4 hr East of Sun

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.


No SPER data received yet. Refresh this page to check again.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)RA DecDate reportedSource MiscQuery
0.0′′143.37900-17.32900GCN #21420GRB 170807A: Swift detection of a burstVizier logo
201.0′′143.43400-17.34800GCN #21423GRB 170807A: Swift-BAT refined analysisVizier logo

Catalogue Searches. Searched 3.33′ around BAT 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
150.5143.3864-17.3702HD 82746B=9.67, H=8.373, J=8.489, K=8.301, V=9.25Query vizier around this object

* 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
24.9143.3745-17.3344B2=20.1, I=18.3, R1=18.9, R2=18.7USNO-B1Query vizier around this object
31.0143.3757-17.3370B2=20.4, I=18.4, R2=19.7USNO-B1Query vizier around this object
32.6143.3851-17.3359B2=20.8, I=18.5, R1=18.9, R2=19.4USNO-B1Query vizier around this object
33.5143.3704-17.3242NEDQuery vizier around this object
33.6143.3699-17.3257B1=19.9, B2=21.6USNO-B1Query vizier around this object
41.3143.3725-17.3193B=21.5, R2=19.4, i=17.0SSSQuery vizier around this object
41.6143.3834-17.3397B2=20.3, R2=20.2USNO-B1Query vizier around this object
47.3143.3812-17.3419NEDQuery vizier around this object
48.5143.3667-17.3225B=22.4SSSQuery vizier around this object
52.1143.3854-17.3159B=22.4, R2=20.4SSSQuery vizier around this object


There are 116 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
24.7143.3745-17.3343h=16.4, j=16.9, k=15.42MASSQuery vizier around this object
34.0143.3705-17.3242h=12.6, j=13.0, k=12.62MASSQuery vizier around this object
40.7143.3782-17.3403h=16.2, j=16.8, k=16.02MASSQuery vizier around this object
41.2143.3725-17.3194h=15.7, j=16.2, k=15.52MASSQuery vizier around this object
44.6143.3713-17.3190h=15.5, j=16.1, k=15.62MASSQuery vizier around this object
46.3143.3664-17.3245h=14.0, j=14.6, k=14.02MASSQuery vizier around this object
47.4143.3741-17.3167h=13.1, j=13.7, k=13.12MASSQuery vizier around this object
54.5143.3926-17.3212h=14.1, j=14.6, k=14.12MASSQuery vizier around this object
67.0143.3847-17.3112h=13.1, j=13.8, k=12.92MASSQuery vizier around this object
70.1143.3589-17.3321h=15.8, j=16.3, k=15.52MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 41 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.