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Swift Trigger: 621234

Presumed name: GRB 141212B

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

BAT	16h 43m 28.56s, +31° 44′ 56.4″
position:	(250.869, +31.749 ± 180″)
XRT	No position available.
UVOT	No position available.
Galactic NHI:	2.01×100 cm-2
Galactic E(B-V):	0.028 mag

Best RA:	16h 43m 28.56s	= 250.869 d
Best Dec:	+31° 44′ 56.4″	= +31.749 d
Gal Lat:	39.86
Gal Long:	52.96
Sun angle:	55.43°, 0.6 hr West

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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
7.2′′	250.86667	31.74917		GCN #17159	GRB 141212B: Swift detection of a burst
8.5′′	250.86625	31.74869		GCN #17176	GRB 141212B: Swift-BAT refined analysis
22.5′′	250.87617	31.75044		GCN #17174	GRB 141212B: Enhanced Swift-XRT position
24.3′′	250.87542	31.75297		GCN #17165	GRB 141212B: Swift/XRT preliminary localization

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Catalogue Searches. Searched 3.33′ around BAT 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
57.2	250.8720	31.7333	FIRST J164329.2+314400

* 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
2.5	250.8692	31.7483		Mag=23.9	NED
2.5	250.8694	31.7484		R=22.7, g=23.8, i=22.9, u=25.3, z=23.8	SDSS
13.1	250.8658	31.7517		Mag=23.2	NED
17.9	250.8748	31.7490		B=22.1, R=19.9	APM-N
18.8	250.8750	31.7492		Mag=21.3	NED
18.8	250.8751	31.7492		R=20.3, g=21.3, i=20.0, u=22.2, z=19.5	SDSS
19.0	250.8752	31.7493		R=20.4, g=21.5, i=20.0, u=23.0, z=19.6	SDSS
30.1	250.8600	31.7522		Mag=19.6	NED
31.6	250.8792	31.7503		Mag=22.6	NED
31.6	250.8792	31.7501		R=21.2, g=22.8, i=19.7, u=24.8, z=19.2	SDSS

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

There are 568 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
13.1	250.8661	31.7517	I=20.0, R=21.7, g=23.2, u=25.1, z=19.1	SDSS
13.3	250.8661	31.7518	I=20.2, R=21.6, g=22.8, u=26.4, z=19.2	SDSS
18.6	250.8751	31.7492	B1=21.0, B2=20.8, R1=18.9, R2=20.1	USNO-B1
28.7	250.8623	31.7435	I=24.9, R=24.9, g=24.5, u=22.4, z=23.5	SDSS
30.0	250.8600	31.7524	I=19.2, R=19.3, g=19.6, u=20.5, z=19.3	SDSS
30.0	250.8600	31.7523	I=19.2, R=19.3, g=19.6, u=20.4, z=19.2	SDSS
30.2	250.8600	31.7524	B1=20.0, B2=19.6, I=19.2, R1=19.4, R2=19.4	USNO-B1
30.3	250.8597	31.7519	B1=20.9, I=18.9	USNO-B1
33.4	250.8583	31.7506	B1=20.9, B2=20.8, R2=20.2	USNO-B1
33.7	250.8581	31.7505	I=20.4, R=20.6, g=20.8, u=21.8, z=20.3	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 412 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.