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Home > GRB region information > 1042398

Swift Trigger: 1042398

Presumed name: GRB 210411C

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

BAT	19h 46m 14.16s, -39° 22′ 22.8″
position:	(296.559, -39.373 ± 180″)
XRT	19h 46m 26.01s, -39° 23′ 54.9″
position:	(296.60836, -39.39858 ± 3.5″)
UVOT	19h 46m 26.81s, -39° 23′ 51.7″
position:	(296.6117, -39.3977 ± 1.1″)
Galactic NHI:	6.23×100 cm-2
Galactic E(B-V):	0.082 mag

Best RA:	19h 46m 26.81s	= 296.6117 d
Best Dec:	-39° 23′ 51.7″	= -39.3977 d
Gal Lat:	-26.93
Gal Long:	0.27
Sun angle:	90.34°, 5.6 hr West

¹Sper #7 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 7 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 19 46 26.81 (-39.3972)
  • Dec (J2000): -39 23 49.9 ( -39.39858)
  • Error (90%): 2.3
  • Counts in Source: 566

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′′	296.61179	-39.39775		GCN #29794	GRB 210411C: Swift detection of a burst with an optical counterpart
0.5′′	296.61171	-39.39783		GCN #29811	GRB 210411C: Swift/UVOT Detection
1.0′′	296.61179	-39.39797		GCN #29808	GRB 210411C: ePESSTO+ NTT optical observations
1.6′′	296.61122	-39.39793		GCN #29800	GRB 210411C: Enhanced Swift-XRT position
30.1′′	296.60100	-39.39900		GCN #29810	GRB 210411C: Swift-BAT refined analysis

There are 12 matches in total. See the full table for details.

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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
114.9	296.6321	-39.4255	HD 186526	B=9.05, G=7.6437, H=5.434, J=6.023, K=5.326, V=7.99

* 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
9.4	296.6096	-39.4000			NED
13.6	296.6067	-39.3969			NED
18.3	296.6171	-39.3947			NED
19.7	296.6062	-39.4011			NED
30.4	296.6029	-39.3925			NED
32.5	296.6004	-39.3954		B2=20.2, R2=19.6	USNO-B1
37.4	296.6086	-39.3876		B2=19.3, I=16.0, R1=19.6, R2=18.0	USNO-B1
37.5	296.6083	-39.3876		B2=19.4, I=17.7, R1=18.4, R2=18.0	USNO-B1
48.7	296.6212	-39.3864			NED
49.7	296.6242	-39.3878			NED

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

There are 324 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
13.6	296.6069	-39.3968	h=16.0, j=16.3, k=15.7	2MASS
13.7	296.6069	-39.3968	B2=18.6, I=16.2, R1=17.3, R2=17.1	USNO-B1
19.6	296.6061	-39.4010	B2=20.6, I=17.6, R1=19.1, R2=19.3	USNO-B1
19.7	296.6061	-39.4011	h=16.1, j=16.8, k=15.7	2MASS
20.5	296.6073	-39.4023	B2=20.3, R1=19.4	USNO-B1
26.9	296.6022	-39.3992	B2=20.6, R1=19.5, R2=20.0	USNO-B1
39.6	296.6101	-39.3868	B2=19.6, I=18.0	USNO-B1
43.8	296.6102	-39.4098	B2=20.5, R1=19.4, R2=19.6	USNO-B1
44.9	296.6178	-39.3861	B2=20.6, R1=19.6	USNO-B1
48.6	296.6211	-39.3863	B2=17.3, I=15.0, R1=15.9, R2=15.7	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 239 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.