Swift Trigger: 319016

Presumed name: GRB 080804

BAT	21 54 48.2 -53 11 42.0
position:	(328.7010, -53.1950 +/-180")
XRT	21 54 40.2 -53 11 05.5
position:	(328.6675, -53.1849 +/-2.6")
UVOT
position:	(Unknown)
Galactic Nh:	cm^-2
Galactic E(B-V):	0.016 mag

Best RA:	21 54 40.2	= 328.6675 d
Best Dec:	-53 11 05.5	= -53.1849 d

Gal Lat:
Gal Long:

Sun angle:	not found

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

DSS - Blue DSS FITS file

2MASS - J 2MASS FITS file

UVOT data

unknown image
No trigger time found!
Exposure: 0 s

Blink images with DSS (link via GSFC)

XRT SPER data

SPER results page for this trigger.

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	Dec	Source	Misc
0.3′′	328.66754	-53.18483	GCN #8066	GRB 080804: Enhanced Swift-XRT position
0.3′′	328.66755	-53.18483	GCN #8066	GRB 080804: Enhanced Swift-XRT position
0.6′′	328.66750	-53.18472	GCN #8057	GRB 080804: Swift detection of a burst with optical afterglow
1.0′′	328.66750	-53.18461	GCN #8069	GRB 080804: Swift/UVOT Refined Analysis
1.0′′	328.66750	-53.18461	GCN #8069	GRB 080804: Swift/UVOT Refined Analysis
2.0′′	328.66708	-53.18439	GCN #8056	GRB 080804: ROTSE-III Detection of Optical Counterpart
3.9′′	328.66583	-53.18532	GCN #8057	GRB 080804: Swift detection of a burst with optical afterglow
3.9′′	328.66583	-53.18533	GCN #8057	GRB 080804: Swift detection of a burst with optical afterglow
12.7′′	328.66270	-53.18288	GCN #8075	GRB 080804: GROND observations
21.1′′	328.67458	-53.18894	GCN #8067	GRB 080804� Swift-BAT refined analysis
21.9′′	328.67500	-53.18900	GCN #8067	GRB 080804� Swift-BAT refined analysis

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
21.2	328.6746	-53.1889	GRB 080804

* RA/Dec in equinox J2000

X-ray sources

	RA*	Dec*		Source table²	Observatory	Query

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

¹Energy band for count-rate is mission specific.

Galaxies

	RA*	Dec*		Catalogue
1.8	328.6667	-53.1847		NED
12.3	328.6627	-53.1830	B2=19.0, I=17.6, R1=18.2, R2=18.1	USNO-B1
17.9	328.6629	-53.1807	B=21.5, R2=20.1	SSS
28.8	328.6580	-53.1905	B2=17.7, I=14.7, R1=15.6, R2=15.8	USNO-B1
40.9	328.6574	-53.1945	B2=20.8, R2=24.0	USNO-B1
41.8	328.6603	-53.1741	B2=20.8, R2=23.9	USNO-B1
63.1	328.6954	-53.1797	B=22.3	SSS
65.2	328.6395	-53.1781	B=22.0, R2=20.5, i=18.5	SSS
65.6	328.6771	-53.2022		NED
70.4	328.6647	-53.1654	B=21.2, R2=20.5	SSS

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

There are 48 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*		Catalogue
12.4	328.6626	-53.1831	h=16.5, j=16.6, k=15.7	2MASS
16.2	328.6635	-53.1810	B2=20.6, R1=19.9, R2=23.5	USNO-B1
25.0	328.6559	-53.1843	B2=19.6, I=18.2, R1=18.2, R2=18.1	USNO-B1
25.2	328.6558	-53.1844	h=16.1, j=16.6, k=15.7	2MASS
29.1	328.6579	-53.1905	h=13.4, j=14.0, k=13.3	2MASS
29.7	328.6787	-53.1801	h=15.4, j=15.9, k=15.6	2MASS
29.9	328.6787	-53.1800	B2=17.8, I=16.5, R1=16.6, R2=16.8	USNO-B1
47.2	328.6458	-53.1864	B2=20.8, I=18.4, R1=19.8	USNO-B1
53.0	328.6476	-53.1935	B2=17.5, I=16.5, R1=16.8, R2=16.5	USNO-B1
53.3	328.6476	-53.1937	h=15.5, j=16.0, k=15.6	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 107 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.