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Swift Trigger: 766194

Presumed name: GRB 170804A

Back to trigger list.

BAT 00h 25m 43.92s, -64° 44′ 52.8″
position:(6.433, -64.748 ± 180″)
XRT 00h 25m 34.27s, -64° 47′ 02.4″
position:(6.3928, -64.7840 ± 2.1″)
UVOT 00h 25m 34.44s, -64° 47′ 02.8″
position:(6.3935, -64.7841 ± 0.6″)
Galactic NHI:1.70×100 cm-2
Galactic E(B-V):0.017 mag
Best RA:00h 25m 34.44s= 6.3935 d
Best Dec:-64° 47′ 02.8″= -64.7841 d
Gal Lat:-52.12
Gal Long:307.41
Sun angle:121.23°, 8.5 hr West

1Sper #6 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)

XRT SPER data

SPER results page for this trigger.

Image of the SPER data

There are 8 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′′6.39354-64.78417GCN #21410GRB 170804A: Swift detection of a burst with optical counterpartVizier logo
1.0′′6.39288-64.78419GCN #21415GRB 170804A: Swift/UVOT Detection Vizier logo
1.9′′6.39233-64.78428GCN #21413GRB 170804A: Enhanced Swift-XRT positionVizier logo
19.6′′6.40400-64.78100GCN #21416GRB 170804A: Swift-BAT refined analysisVizier logo
162.5′′6.47288-64.81400GCN #29923Fermi GRB 210501A: Global MASTER-Net observations report Vizier logo

There are 13 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).

SIMBAD

RA*Dec*SIMBAD name Query
73.46.4225-64.8000LEDA 319103Query vizier around this object
189.06.2734-64.7710HD 2147B=11.04, H=8.775, J=9.039, K=8.747, V=10.20Query 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.

Galaxies

RA*Dec*Redshift CatalogueQuery
23.36.3821-64.7886B=22.6, R2=20.3SSSQuery vizier around this object
39.86.4183-64.7872NEDQuery vizier around this object
53.36.3961-64.7987B2=20.4, R2=20.4USNO-B1Query vizier around this object
53.46.3962-64.7988B=21.1, R2=19.8SSSQuery vizier around this object
64.16.3556-64.7921B2=20.8, R2=19.6USNO-B1Query vizier around this object
64.66.3555-64.7923B=21.9, R2=19.9SSSQuery vizier around this object
64.66.3555-64.7924B2=20.8, R2=20.0USNO-B1Query vizier around this object
65.76.3548-64.7924B2=20.5, R2=20.5USNO-B1Query vizier around this object
66.76.3543-64.7926B2=20.8, R2=20.1USNO-B1Query vizier around this object
71.86.4388-64.7802B2=20.9, I=18.5, R2=20.1USNO-B1Query vizier around this object

Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.

There are 111 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

Stars

RA*Dec* CatalogueQuery
20.46.3799-64.7853B2=20.9, I=18.3, R1=19.8, R2=19.8USNO-B1Query vizier around this object
21.16.3850-64.7888R1=19.7, R2=21.3USNO-B1Query vizier around this object
22.76.3820-64.7883R1=20.3, R2=20.4USNO-B1Query vizier around this object
22.86.3823-64.7885R1=19.7, R2=20.8USNO-B1Query vizier around this object
39.36.4176-64.7868B2=20.5, R1=20.1, R2=19.8USNO-B1Query vizier around this object
40.06.4179-64.7870B2=20.6, R1=19.3, R2=20.6USNO-B1Query vizier around this object
40.76.3747-64.7757B2=21.7, R1=19.7, R2=20.9USNO-B1Query vizier around this object
53.26.3956-64.7987B2=20.9, R1=19.5, R2=19.9USNO-B1Query vizier around this object
67.56.4360-64.7804B2=21.6, I=18.4, R2=19.1USNO-B1Query vizier around this object
68.56.4250-64.7708h=15.2, j=15.9, k=15.12MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 144 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.