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Home > GRB region information > 828672

Swift Trigger: 828672

Presumed name: GRB 180425A

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Related pages: Burst Analyser | Enhanced position | Light curve | Spectrum | Image | XRT Catalogue entry | Download obs data | GCN Notices

BAT	04h 17m 52.56s, -32° 57′ 21.6″
position:	(64.469, -32.956 ± 180″)
XRT	04h 17m 48.38s, -32° 57′ 07.2″
position:	(64.4516, -32.9520 ± 2.1″)
UVOT	No position available.
Galactic NHI:	2.64×100 cm-2
Galactic E(B-V):	0.030 mag

Best RA:	04h 17m 48.38s	= 64.4516 d
Best Dec:	-32° 57′ 07.2″	= -32.9520 d
Gal Lat:	-45.4
Gal Long:	233.47
Sun angle:	55.26°, -2.1 hr East of Sun

¹Sper #3 auto processing.

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GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

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Sun angle for this burst.

UVOT data

No UVOT images are currently available.

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XRT SPER data

SPER results page for this trigger.

There are 8 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 04 17 48.33 (-32.9521)
  • Dec (J2000): -32 57 07.4 ( -32.95204)
  • Error (90%): 2.0
  • Counts in Source: 442

See the SPER page for details of how this position was produced.

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Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Date reported	Source	Misc	Query
0.4′′	64.45171	-32.95192		GCN #22672	GRB 180425A: Swift detection of a burst
0.6′′	64.45159	-32.95216		GCN #22673	GRB 180425A: Enhanced Swift-XRT position
9.8′′	64.45042	-32.94947		GCN #22675	GRB 180425A: Swift-BAT refined analysis

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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
183.7	64.4988	-32.9842	LEDA 682853
193.4	64.5113	-32.9715	TYC 7040-1137-1	B=11.83, G=11.362, H=10.31, J=10.526, K=10.259, V=11.43
193.9	64.4912	-32.9944	LEDA 682704

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 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*	Redshift		Catalogue	Query
23.8	64.4471	-32.9467		Mag=20.20	NED
23.9	64.4472	-32.9465		B=20.2, R2=18.8, i=18.4	SSS
32.5	64.4569	-32.9598		B=19.0, R2=18.2, i=18.0	SSS
32.9	64.4571	-32.9600		Mag=19.11	NED
33.4	64.4575	-32.9599		I=18.6, R2=21.7	USNO-B1
43.4	64.4404	-32.9596		B=22.1	SSS
43.9	64.4375	-32.9549		B=22.2	SSS
46.1	64.4364	-32.9507		B2=22.6, I=18.2	USNO-B1
50.0	64.4680	-32.9499		B=21.9	SSS
50.7	64.4679	-32.9554		B=22.0, R2=20.6	SSS

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

There are 97 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	Query
23.9	64.4472	-32.9465	B2=19.6, I=18.1, R1=19.0, R2=18.6	USNO-B1
24.6	64.4477	-32.9460	B2=20.6, I=18.2, R2=20.7	USNO-B1
30.4	64.4532	-32.9603	I=18.4, R2=21.0	USNO-B1
32.4	64.4570	-32.9598	B2=17.5, I=17.8, R1=18.1, R2=17.6	USNO-B1
42.4	64.4597	-32.9424	B2=22.0, R2=20.6	USNO-B1
48.3	64.4427	-32.9408	h=15.9, j=16.6, k=15.0	2MASS
48.4	64.4426	-32.9409	B2=22.4, I=18.7, R2=20.3	USNO-B1
50.8	64.4679	-32.9553	B2=22.0, R2=21.3	USNO-B1
52.6	64.4388	-32.9421	B2=21.4, R2=20.9	USNO-B1
53.6	64.4387	-32.9418	B2=21.9, R2=20.9	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 96 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.