Swift Trigger: 997024

Presumed name: GRB 200922A

BAT	19^h 47^m 39.60^s, -55° 12′ 14.4″
position:	(296.915, -55.204 ± 180″)
XRT	19^h 47^m 49.02^s, -55° 12′ 08.8″
position:	(296.95425, -55.20245 ± 4.2″)
UVOT	No position available.
Galactic N_HI:	3.96×10⁰ cm^-2
Galactic E(B-V):	0.053 mag

Best RA:	19^h 47^m 49.02^s	= 296.95425 d
Best Dec:	-55° 12′ 08.8″	= -55.20245 d

Gal Lat:	-29.88
Gal Long:	342.6

Sun angle:	105.25°, -7.8 hr East of Sun

¹Sper #2 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 2 SPER messages, and 1 objects have been found

- Object 1
- RA (J2000) : 19 47 49.02 ( 296.95425)
- Dec (J2000): -55 12 08.8 ( -55.20245)
- Error (90%): 4.160"
- Counts in Source: 47

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
0.0′′	296.95425	-55.20245	GCN #28471	GRB 200922A: Swift detection of a burst with possible optical counterpart
5.3′′	296.95258	-55.20358	GCN #28473	GRB 200922A: Enhanced Swift-XRT position
7.2′′	296.95362	-55.20442	GCN #28478	GRB 200922A: LCO observations
7.2′′	296.95362	-55.20442	GCN #28483	Improved enhanced Swift-XRT position of GRB 200922A
8.0′′	296.95317	-55.20458	GCN #28482	GRB 200922A: Swift/UVOT Detection
12.4′′	296.95400	-55.19900	GCN #28484	GRB 200922A: Swift-BAT refined analysis

There are 13 matches in total. See the full table for details.

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
123.9	297.0137	-55.1968	TYC 8779-1023-1	B=12.35, G=11.9964, H=10.676, J=11.038, K=10.682, V=11.86

* 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
7.0	296.9538	-55.2044		NED
18.7	296.9492	-55.2069		NED
19.3	296.9493	-55.2070	B2=20.4, I=19.0	USNO-B1
22.4	296.9486	-55.1971	B=22.1	SSS
22.8	296.9433	-55.2033		NED
31.1	296.9679	-55.2058		NED
40.0	296.9384	-55.1960	B=21.8, R2=20.0	SSS
40.1	296.9383	-55.1961		NED
41.4	296.9688	-55.1944		NED
43.7	296.9367	-55.2092		NED

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

There are 268 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
3.3	296.9549	-55.2033	R1=19.8, R2=19.0	USNO-B1
7.0	296.9539	-55.2044	h=16.8, j=16.6, k=15.6	2MASS
7.0	296.9538	-55.2044	B2=18.3, I=17.9, R1=17.8, R2=17.9	USNO-B1
30.8	296.9681	-55.2057	B2=19.0, I=16.0, R1=17.1, R2=17.4	USNO-B1
31.1	296.9681	-55.2059	h=14.0, j=14.7, k=13.9	2MASS
40.5	296.9384	-55.1958	R1=19.6, R2=20.8	USNO-B1
40.5	296.9695	-55.1953	B2=20.2, I=18.8, R1=19.1, R2=19.9	USNO-B1
43.5	296.9365	-55.2090	B2=17.9, I=17.0, R1=17.0, R2=17.0	USNO-B1
43.7	296.9365	-55.2092	h=15.3, j=15.9, k=15.3	2MASS
48.9	296.9766	-55.1977	B2=17.7, I=16.7, R1=16.6, R2=16.9	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 201 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.