Skip banner and navigation tools.

Home > GRB region information > 349450

Swift Trigger: 349450

Presumed name: GRB 090417B

Back to trigger list.

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

BAT	13h 58m 49.44s, +47° 00′ 00.0″
position:	(209.706, +47.000 ± 180″)
XRT	13h 58m 46.46s, +47° 00′ 59.7″
position:	(209.69359, 47.01657 ± 3.8″)
UVOT	No position available.
Galactic NHI:	0.00×100 cm-2
Galactic E(B-V):	0.017 mag

Best RA:	13h 58m 46.46s	= 209.69359 d
Best Dec:	+47° 00′ 59.7″	= 47.01657 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.

---

Sun angle for this burst.

UVOT data

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	Date reported	Source	Misc	Query
2.0′′	209.69310	47.01700		GCN #9135	GRB 090417B: Swift detection of a burst
6.0′′	209.69425	47.01817		GCN #9155	GRB 090417B: Swift-XRT refined analysis
17.1′′	209.68700	47.01500		GCN #9173	GRB 090417B Correction to the BAT refined analysis position
282.7′′	209.62400	46.95400		GCN #9139	GRB 090417B: Swift-BAT refined analysis

---

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
5.2	209.6944	47.0179	SDSS J135846.65+470104.5	g=23.02, i=21.41, r=21.62, u=23.24, z=20.78
17.5	209.6867	47.0153	GRB 090417B

* 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
5.2	209.6942	47.0181		Mag=22.7	NED
5.3	209.6943	47.0179		R=21.6, g=23.0, i=21.4, u=23.2, z=20.8	SDSS
9.3	209.6973	47.0170		R=21.8, g=22.8, i=21.5, u=23.8, z=20.8	SDSS
13.7	209.6967	47.0134		B=21.7, R=19.2	APM-N
13.7	209.6983	47.0186		Mag=21.6	NED
14.8	209.6992	47.0181		R=23.5, g=23.6, i=23.0, u=24.1, z=23.1	SDSS
21.0	209.6867	47.0131		Mag=23.2	NED
24.2	209.6892	47.0226		B1=20.7, R1=19.8	USNO-B1
25.7	209.7040	47.0171		B2=21.5, R2=19.9	USNO-B1
26.0	209.7042	47.0169		Mag=21.9	NED

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

There are 404 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
13.7	209.6983	47.0186	I=20.8, R=21.1, g=21.5, u=22.5, z=20.9	SDSS
13.9	209.6983	47.0187	B1=21.1, B2=21.4, R2=21.0	USNO-B1
20.5	209.6861	47.0191	I=23.7, R=25.0, g=24.2, u=23.3, z=20.9	SDSS
21.0	209.6868	47.0130	I=21.7, R=22.1, g=23.1, u=23.3, z=20.7	SDSS
52.8	209.7146	47.0198	B2=21.7, R1=19.4, R2=20.1	USNO-B1
52.8	209.6817	47.0288	I=19.3, R=19.6, g=20.2, u=21.7, z=19.2	SDSS
52.9	209.6818	47.0289	B1=20.3, B2=20.3, I=19.2, R1=19.3, R2=19.8	USNO-B1
58.5	209.6738	47.0075	B1=20.8, R1=20.4	USNO-B1
65.3	209.6776	47.0311	B1=21.0, B2=21.8	USNO-B1
72.7	209.6968	47.0366	I=17.6, R=18.0, g=19.1, u=21.3, z=17.4	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 143 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.