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Swift Trigger: 622006

Presumed name: GRB 141221A

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

BAT	13h 13m 04.56s, +08° 12′ 36.0″
position:	(198.269, +8.210 ± 180″)
XRT	13h 13m 08.74s, +08° 12′ 18.4″
position:	(198.2864, 8.2051 ± 2.2″)
UVOT	13h 13m 08.78s, +08° 12′ 18.7″
position:	(198.2866, +8.2052 ± 0.6″)
Galactic NHI:	2.08×100 cm-2
Galactic E(B-V):	0.028 mag

Best RA:	13h 13m 08.78s	= 198.2866 d
Best Dec:	+08° 12′ 18.7″	= +8.2052 d
Gal Lat:	70.39
Gal Long:	319.13
Sun angle:	76.02°, 4.7 hr West

¹Sper #5 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

Blink images with DSS (link via GSFC)

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XRT SPER data

SPER results page for this trigger.

There are 5 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 13 13 08.77 (8.2051)
  • Dec (J2000): +08 12 18.2 ( 8.20538)
  • Error (90%): 2.2
  • Counts in Source: 536

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
0.3′′	198.28667	8.20522		GCN #17206	GRB 141221A: Swift detection of a burst with an optical counterpart
0.4′′	198.28671	8.20522		GCN #17219	GRB 141221A: Swift/UVOT Detection
1.0′′	198.28686	8.20510		GCN #17211	GRB 141221A: Enhanced Swift-XRT position
31.8′′	198.28292	8.19717		GCN #17213	GRB 141221A: 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
142.1	198.3262	8.2020	FIRST J131318.2+081207
179.2	198.2992	8.1569	NVSS J131311+080928

* 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
5.3	198.2849	8.2048		R=22.8, g=23.8, i=21.7, u=23.7, z=21.0	SDSS
6.1	198.2850	8.2047		Mag=23.3	NED
12.4	198.2829	8.2048		R=21.2, g=21.6, i=21.0, u=22.4, z=20.6	SDSS
13.1	198.2829	8.2047		Mag=21.7	NED
15.6	198.2846	8.2014		Mag=25.7	NED
15.7	198.2883	8.2092		Mag=22.1	NED
16.2	198.2888	8.2014		Mag=25.1	NED
22.9	198.2800	8.2042		Mag=24.2	NED
24.5	198.2837	8.2114		Mag=21.8	NED
24.5	198.2838	8.2114		R=20.6, g=21.5, i=20.3, u=22.5, z=20.3	SDSS

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

There are 473 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
11.5	198.2890	8.2033	I=24.7, R=25.2, g=25.8, u=24.9, z=20.9	SDSS
14.9	198.2845	8.2014	I=24.2, R=22.7, g=25.9, u=24.8, z=23.6	SDSS
16.3	198.2889	8.2013	I=24.6, R=22.8, g=25.2, u=25.5, z=22.7	SDSS
16.3	198.2883	8.2092	I=21.3, R=21.5, g=22.1, u=24.2, z=21.0	SDSS
22.1	198.2803	8.2042	I=22.8, R=22.7, g=24.2, u=24.5, z=22.1	SDSS
25.6	198.2933	8.2031	I=21.5, R=22.3, g=23.6, u=26.6, z=21.0	SDSS
32.3	198.2780	8.2016	I=23.4, R=22.9, g=23.4, u=23.9, z=22.0	SDSS
35.7	198.2924	8.1972	B1=20.5, B2=20.4, I=17.1, R1=19.0, R2=18.8	USNO-B1
38.8	198.2762	8.2088	B1=20.7, B2=20.9, R1=19.3, R2=20.1	USNO-B1
43.5	198.2968	8.2114	R1=18.7, R2=19.1	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 195 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.