Swift Trigger: 965784

Presumed name: GRB 200411A

BAT	03^h 10^m 38.16^s, -52° 18′ 50.4″
position:	(47.659, -52.314 ± 180″)
XRT	03^h 10^m 39.36^s, -52° 19′ 07.1″
position:	(47.66401, -52.31864 ± 3.5″)
UVOT	No position available.
Galactic N_HI:	1.47×10⁰ cm^-2
Galactic E(B-V):	0.018 mag

Best RA:	03^h 10^m 39.36^s	= 47.66401 d
Best Dec:	-52° 19′ 07.1″	= -52.31864 d

Gal Lat:	-53.86
Gal Long:	266.66

Sun angle:	65.18°, -1.8 hr East of Sun

¹Sper #10 auto processing.

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

Sun angle for this burst.

UVOT data

No UVOT images are currently available.

XRT SPER data

SPER results page for this trigger.

There are 10 SPER messages, and 1 objects have been found

- Object 1
- RA (J2000) : 03 10 39.36 ( 47.66401)
- Dec (J2000): -52 19 07.1 ( -52.31864)
- Error (90%): 3.500"
- Counts in Source: 194

See the SPER page for details of how this position was produced.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Source	Misc
3.6′′	47.66418	-52.31764	GCN #27538	GRB 200411A: Enhanced Swift-XRT position
4.1′′	47.66239	-52.31805	GCN #27536	GRB 200411A: Swift detection of a short burst
48.6′′	47.68600	-52.32000	GCN #27545	GRB 200411A: Swift-BAT refined analysis

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
55.0	47.6709	-52.3040	2MASS J03104102-5218141	B=15.96, G=15.8320, H=15.416, J=15.419, K=15.306, V=15.82
92.6	47.6222	-52.3217	TYC 8064-1038-1	B=12.817, G=12.1367, H=10.869, J=11.165, K=10.826, V=12.260, g=12.470, r=12.129

* 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*		Catalogue
7.8	47.6629	-52.3167		NED
20.2	47.6662	-52.3242		NED
20.4	47.6558	-52.3214		NED
30.7	47.6500	-52.3186		NED
32.2	47.6638	-52.3275		NED
35.4	47.6663	-52.3284	B=22.1	SSS
38.0	47.6758	-52.3264		NED
38.3	47.6487	-52.3236		NED
43.7	47.6779	-52.3100		NED
43.8	47.6664	-52.3307	B=20.1, R2=18.5, i=17.7	SSS

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

There are 229 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
32.1	47.6634	-52.3276	B2=19.8, I=18.5, R1=20.2, R2=18.0	USNO-B1
43.1	47.6665	-52.3305	h=15.9, j=16.6, k=15.8	2MASS
44.0	47.6664	-52.3308	B2=19.9, I=17.9, R1=18.5, R2=18.6	USNO-B1
50.2	47.6413	-52.3174	B2=22.4, R1=18.4	USNO-B1
53.1	47.6721	-52.3325	B2=20.3, I=18.5, R1=19.9, R2=19.1	USNO-B1
55.1	47.6709	-52.3039	h=15.4, j=15.4, k=15.3	2MASS
55.1	47.6709	-52.3039	B2=15.8, I=15.4, R1=15.5, R2=15.3	USNO-B1
62.2	47.6893	-52.3110	B2=21.8, R1=21.3, R2=18.6	USNO-B1
73.5	47.6883	-52.3047	B2=22.5, I=17.4	USNO-B1
77.9	47.6335	-52.3297	B2=19.4, I=17.8, R1=18.4, R2=18.6	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 86 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.