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Home > GRB region information > 1273071

Swift Trigger: 1273071

Presumed name: GRB 241209A

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

BAT	10h 21m 30.24s, +06° 18′ 57.6″
position:	(155.376, +6.316 ± 180″)
XRT	10h 21m 35.28s, +06° 19′ 42.7″
position:	(155.39698, 6.32852 ± 1.9″)
UVOT	No position available.
Galactic NHI:	1.95×1020 cm-2
Galactic E(B-V):	0.022 mag

Best RA:	10h 21m 35.28s	= 155.39698 d
Best Dec:	+06° 19′ 42.7″	= 6.32852 d
Gal Lat:	48.8
Gal Long:	236.33
Sun angle:	102.39°, 6.7 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

No UVOT images are currently available.

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XRT SPER data

SPER results page for this trigger.

There are 3 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 10 21 35.28 (6.32852)
  • Dec (J2000): +06 19 42.7 ( 6.32815)
  • Error (90%): 1.9
  • Counts in Source: 234

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

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Catalogue Searches. Searched 200′ 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
160.5	155.4115	6.2863	UCAC4 482-048621	B=12.991, G=11.906288, H=10.061, J=10.528, K=9.992, R=11.960, V=12.128, g=12.544, i=11.609, r=11.861
180.0	155.4440	6.3109	SDSS J102146.56+061839.1	G=19.559507, g=19.6183, i=19.5992, r=19.6120, u=20.1234, z=19.4213
180.4	155.4039	6.3782	SDSS J102136.92+062241.3	g=18.255, i=16.761, r=17.214, u=20.141, z=16.318
194.3	155.4001	6.3824	[ZS2020] cCGs-2068

There are 4 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
3.8	155.3963	6.3292		Mag=22.7	NED
3.9	155.3962	6.3292		R=21.8, g=22.6, i=21.4, u=22.4, z=20.9	SDSS
13.4	155.4004	6.3272			NED
15.4	155.3925	6.3289			NED
15.6	155.3926	6.3288		R=22.6, g=22.4, i=22.1, u=22.5, z=21.3	SDSS
16.0	155.3946	6.3322		Mag=22.9	NED
22.4	155.3942	6.3342		Mag=22.5	NED
29.6	155.4050	6.3278		Mag=22.9	NED
29.6	155.4052	6.3277		R=22.1, g=22.9, i=21.8, u=23.3, z=21.9	SDSS
30.6	155.4013	6.3358		Mag=23.1	NED

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

There are 508 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
16.0	155.3947	6.3323	I=22.4, R=22.3, g=22.9, u=24.5, z=22.3	SDSS
22.5	155.3941	6.3340	I=21.0, R=21.7, g=22.4, u=23.2, z=20.4	SDSS
44.5	155.4079	6.3344	I=20.2, R=20.9, g=22.4, u=24.4, z=19.7	SDSS
54.8	155.3987	6.3437	h=12.9, j=13.2, k=12.9	2MASS
54.9	155.3988	6.3437	I=14.2, R=14.1, g=14.4, u=15.6, z=14.0	SDSS
55.1	155.3988	6.3437	B1=14.3, B2=15.2, I=13.2, R1=13.7, R2=13.8	USNO-B1
56.8	155.3923	6.3436	I=17.9, R=19.1, g=20.5, u=23.4, z=17.1	SDSS
56.9	155.3922	6.3436	h=15.3, j=15.9, k=15.0	2MASS
56.9	155.3923	6.3436	B1=19.1, B2=20.6, I=17.6, R1=18.8, R2=19.4	USNO-B1
57.3	155.3830	6.3208	I=21.6, R=22.2, g=23.3, u=25.2, z=22.6	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 156 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.