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Swift Trigger: 873186

Presumed name: GRB 181123B

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

BAT	12h 17m 23.52s, +14° 35′ 20.4″
position:	(184.348, +14.589 ± 180″)
XRT	12h 17m 28.08s, +14° 35′ 52.4″
position:	(184.3670, 14.5979 ± 2.1″)
UVOT	No position available.
Galactic NHI:	2.75×100 cm-2
Galactic E(B-V):	0.035 mag

Best RA:	12h 17m 28.08s	= 184.3670 d
Best Dec:	+14° 35′ 52.4″	= 14.5979 d
Gal Lat:	75.18
Gal Long:	268.96
Sun angle:	63.58°, 3.6 hr West

¹Sper #4 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

No UVOT images are currently available.

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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) : 12 17 28.08 (14.5979)
  • Dec (J2000): +14 35 52.5 ( 14.59902)
  • Error (90%): 2.1
  • Counts in Source: 119

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
0.0′′	184.36700	14.59790		GCN #23433	GRB 181123B: Prompt enhanced Swift-XRT position
0.4′′	184.36687	14.59789		GCN #23434	GRB 181123B: Enhanced Swift-XRT position
1.9′′	184.36646	14.59792		GCN #23439	GRB 181123B: Gemini-North optical detection
3.8′′	184.36663	14.59889		GCN #23432	GRB 181123B: Swift detection of a short burst

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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
144.8	184.3658	14.6381	LEDA 1463157
180.7	184.3460	14.5520	GEN# +7.00800172	B=15.70, V=14.78

* 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
6.8	184.3679	14.5961		Mag=23.3	NED
6.8	184.3679	14.5962		R=21.5, g=23.6, i=20.6, u=23.5, z=20.4	SDSS
11.9	184.3704	14.5985		R=22.3, g=23.4, i=21.8, u=23.9, z=21.9	SDSS
15.4	184.3708	14.5994		Mag=23.3	NED
16.0	184.3700	14.6014		Mag=23.3	NED
16.6	184.3713	14.5998		R=21.3, g=22.5, i=20.9, u=22.8, z=21.1	SDSS
17.6	184.3654	14.6025		Mag=23.6	NED
18.0	184.3706	14.6015		R=22.0, g=22.0, i=21.7, u=22.6, z=20.3	SDSS
18.5	184.3713	14.6006		Mag=23.6	NED
22.7	184.3729	14.5956		Mag=21.4	NED

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

There are 539 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
17.6	184.3654	14.6025	I=22.4, R=22.4, g=23.5, u=23.0, z=21.7	SDSS
42.5	184.3691	14.6095	I=18.6, R=18.7, g=19.1, u=20.0, z=18.6	SDSS
42.6	184.3691	14.6096	B1=19.6, B2=19.4, I=18.6, R1=19.3, R2=18.8	USNO-B1
48.2	184.3714	14.5852	I=21.5, R=21.7, g=22.3, u=23.8, z=21.0	SDSS
48.2	184.3714	14.5852	I=21.7, R=21.6, g=22.3, u=22.8, z=20.7	SDSS
56.1	184.3707	14.6131	I=24.5, R=25.2, g=23.3, u=24.5, z=23.7	SDSS
60.7	184.3712	14.5815	I=22.0, R=22.0, g=22.4, u=22.8, z=22.1	SDSS
62.2	184.3651	14.6151	I=24.7, R=23.6, g=23.2, u=24.9, z=22.5	SDSS
65.2	184.3849	14.5927	I=20.4, R=21.7, g=23.4, u=25.7, z=19.5	SDSS
66.6	184.3860	14.6001	I=20.6, R=21.0, g=22.1, u=23.7, z=20.2	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 134 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.