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Home > GRB region information > 361830

Swift Trigger: 361830

Presumed name: GRB 090904A

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

BAT	06h 43m 31.68s, +50° 12′ 21.6″
position:	(100.882, +50.206 ± 180″)
XRT	06h 43m 32.59s, +50° 12′ 13.7″
position:	(100.8858, 50.2038 ± 2.3″)
UVOT	No position available.
Galactic NHI:	0.00×100 cm-2
Galactic E(B-V):	0.099 mag

Best RA:	06h 43m 32.59s	= 100.8858 d
Best Dec:	+50° 12′ 13.7″	= 50.2038 d
Gal Lat:
Gal Long:
Sun angle:	not found

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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

Blink images with DSS (link via GSFC)

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XRT SPER data

SPER results page for this trigger.

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

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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
0.0′′	100.88580	50.20380		GCN #9886	GRB090904A: Correction to enhanced XRT position
2.8′′	100.88471	50.20344		GCN #9884	GRB 090904A: NOT observations
3.7′′	100.88480	50.20300		GCN #9891	GRB 090904A: Enhanced Swift XRT position
9.7′′	100.88160	50.20400		GCN #9879	GRB 090904: Swift detection of a burst
12.1′′	100.88054	50.20367		GCN #9885	GRB 090904A: Enhanced Swift-XRT position
132.9′′	100.85500	50.23500		GCN #9888	GRB 090904A: Swift-BAT refined analysis

There are 12 matches in total. See the full table for details.

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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
3.7	100.8848	50.2030	GRB 090904A

* 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
9.7	100.8817	50.2039			NED
24.4	100.8959	50.2018		B1=20.8, R1=19.1	USNO-B1
44.7	100.8842	50.1914		B1=20.2, B2=19.9, I=18.4, R1=18.7, R2=18.7	USNO-B1
45.5	100.8944	50.1924		B=21.3, R=18.2	APM-N
45.7	100.8844	50.1911		B=19.9, R=18.4	APM-N
46.4	100.8687	50.2106		B=16.2, R=15.1	APM-N
53.4	100.8751	50.1906		B=19.4, R=18.3	APM-N
60.4	100.9013	50.2173		B2=21.1, R1=19.5	USNO-B1
63.0	100.8633	50.1939		B=17.2, R=16.0	APM-N
72.8	100.9136	50.2134		B1=20.8, B2=21.7	USNO-B1

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

There are 91 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
21.9	100.8834	50.1979	B1=21.1, B2=21.0, I=18.6, R1=19.1, R2=19.2	USNO-B1
23.8	100.8955	50.2016	B1=20.9, B2=20.5, I=19.0, R1=19.3, R2=19.7	USNO-B1
37.0	100.8701	50.2061	B1=20.4, B2=19.9, I=18.6, R1=18.8, R2=19.2	USNO-B1
38.2	100.8696	50.2060	B1=21.0, R1=18.6	USNO-B1
42.7	100.8768	50.1935	B1=20.9, R1=19.7	USNO-B1
44.1	100.8941	50.1927	B1=20.8, B2=20.7, I=17.8, R1=18.8, R2=18.8	USNO-B1
47.3	100.8685	50.2109	h=14.0, j=14.4, k=14.1	2MASS
47.3	100.8686	50.2109	B1=16.7, B2=16.4, I=15.0, R1=15.3, R2=15.3	USNO-B1
52.9	100.8748	50.1909	B1=20.0, B2=19.3, I=18.6, R1=19.5, R2=19.2	USNO-B1
59.4	100.8834	50.2202	B1=20.1, B2=19.7, I=19.0, R1=19.1, R2=19.2	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 145 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.