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Home > GRB region information > 855434

Swift Trigger: 855434

Presumed name: GRB 180823A

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

BAT	14h 01m 23.76s, +14° 53′ 02.4″
position:	(210.349, 14.884 ± 180″)
XRT	14h 01m 25.49s, +14° 53′ 25.1″
position:	(210.3562, 14.8903 ± 4.5″)
UVOT	No position available.
Galactic NHI:	1.19×100 cm-2
Galactic E(B-V):	0.017 mag

Best RA:	14h 01m 25.49s	= 210.3562 d
Best Dec:	+14° 53′ 25.1″	= 14.8903 d
Gal Lat:	69.63
Gal Long:	359.53
Sun angle:	56.38°, -3.9 hr East of Sun

¹Sper #1 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 1 SPER messages, and 1 objects have been found

• • Object 1
  • RA (J2000) : 14 01 25.51 ( 210.35630)
  • Dec (J2000): +14 53 25.0 ( 14.89029)
  • Error (90%): 5.388"
  • Counts in Source: 6

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′′	210.35629	14.89028		GCN #23169	GRB 180823A: Swift detection of a burst
7.8′′	210.35583	14.89244		GCN #23170	GRB 180823A: Enhanced Swift-XRT position
38.6′′	210.35792	14.90089		GCN #23175	GRB 180823A� 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
77.8	210.3406	14.9057	SDSSCGB 25988.2	g=20.369, i=18.601, r=19.082, u=23.191, z=18.192
80.4	210.3369	14.9026	SDSSCGB 25988.4	G=20.7708, g=21.436, i=21.154, r=21.200, u=21.842, z=20.814
80.7	210.3359	14.9012	SDSSCGB 25988.3	g=21.265, i=20.306, r=20.581, u=21.898, z=20.066
81.4	210.3379	14.9044	SDSSCGB 25988
91.0	210.3377	14.9082	SDSSCGB 25988.1	g=19.578, i=18.000, r=18.497, u=22.286, z=17.864
178.5	210.4032	14.9102	SDSSCGB 50007.1	g=19.575, i=18.787, r=19.131, u=20.714, z=18.827
179.7	210.4045	14.9081	SDSSCGB 50007.2	g=21.341, i=19.421, r=20.070, u=23.393, z=19.135
180.4	210.4041	14.9094	SDSSCGB 50007.3	g=21.525, i=20.142, r=20.708, u=21.897, z=20.056
182.3	210.4042	14.9106	SDSSCGB 50007
190.2	210.4046	14.9148	SDSSCGB 50007.4	g=21.264, i=20.478, r=20.744, u=21.852, z=20.785

There are 10 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
17.7	210.3596	14.8867		Mag=23.3	NED
20.7	210.3538	14.8850		Mag=20.5	NED
23.3	210.3552	14.8839		B=22.1, R=19.1	APM-N
23.6	210.3552	14.8838		B2=21.1, I=18.6, R1=20.2, R2=19.6	USNO-B1
24.1	210.3550	14.8836		Mag=21.2	NED
24.1	210.3553	14.8837		R=19.9, g=21.2, i=19.3, u=23.5, z=18.9	SDSS
30.6	210.3578	14.8819		R=22.7, g=23.3, i=21.2, u=25.1, z=20.5	SDSS
30.9	210.3579	14.8819		R=23.0, g=23.7, i=21.7, u=25.3, z=21.0	SDSS
31.1	210.3538	14.8986		Mag=22.7	NED
31.3	210.3617	14.8969		Mag=20.3	NED

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

There are 443 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
17.7	210.3596	14.8866	I=20.2, R=21.6, g=23.2, u=25.3, z=19.4	SDSS
20.7	210.3539	14.8850	I=20.2, R=20.2, g=20.5, u=21.3, z=20.1	SDSS
20.7	210.3539	14.8850	B1=20.1, B2=20.3, R1=20.0, R2=20.4	USNO-B1
23.2	210.3568	14.8967	I=24.8, R=25.2, g=24.8, u=21.8, z=22.4	SDSS
30.7	210.3538	14.8821	I=21.8, R=23.3, g=25.0, u=24.0, z=21.0	SDSS
30.7	210.3538	14.8821	I=22.0, R=23.0, g=26.0, u=25.6, z=20.7	SDSS
31.1	210.3539	14.8986	I=21.4, R=21.6, g=22.7, u=24.3, z=21.2	SDSS
31.3	210.3619	14.8971	I=19.7, R=19.9, g=20.3, u=21.1, z=19.5	SDSS
31.6	210.3619	14.8971	B1=20.0, B2=20.1, R1=19.1, R2=20.0	USNO-B1
34.7	210.3494	14.8833	I=19.3, R=20.7, g=22.0, u=24.6, z=18.5	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 182 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.