Swift Trigger: 1093611

Presumed name: GRB 220117B

BAT	12^h 47^m 47.28^s, -28° 44′ 38.4″
position:	(191.947, -28.744 ± 180″)
XRT	12^h 47^m 48.34^s, -28° 44′ 40.6″
position:	(191.9514, -28.7446 ± 6.5″)
UVOT	No position available.
Galactic N_HI:	6.06×10²⁰ cm^-2
Galactic E(B-V):	0.069 mag

Best RA:	12^h 47^m 48.34^s	= 191.9514 d
Best Dec:	-28° 44′ 40.6″	= -28.7446 d

Gal Lat:	34.12
Gal Long:	301.97

Sun angle:	94.41°, 7.2 hr West

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.

No SPER data received yet. Refresh this page to check again.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Source	Misc
0.0′′	191.95140	-28.74460	GCN #31468	GRB 220117B: Swift detection of a burst
5.6′′	191.95292	-28.74539	GCN #31473	GRB 220117B: Enhanced Swift-XRT position
133.3′′	191.98875	-28.76189	GCN #31486	GRB 220117B: Swift-BAT refined analysis

Catalogue Searches. Searched 200′ 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
45.2	191.9471	-28.7566	TYC 6696-82-1	B=12.228, G=10.7930, H=8.55, J=9.145, K=8.460, V=11.093, g=11.618, i=10.395, r=10.753
139.4	191.9260	-28.7129	UCAC4 307-068861	B=14.315, G=13.0574, H=10.966, I=12.248, J=11.501, K=10.848, R=13.116, V=13.317, g=13.775, i=12.693, r=13.030

* 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
11.9	191.9504	-28.7414		NED
13.4	191.9550	-28.7467		NED
13.9	191.9471	-28.7436		NED
26.2	191.9429	-28.7436		NED
31.6	191.9543	-28.7362	B=22.3	SSS
32.3	191.9550	-28.7361		NED
35.1	191.9487	-28.7351	B=22.3	SSS
43.0	191.9383	-28.7478		NED
43.9	191.9625	-28.7372		NED
45.1	191.9471	-28.7567		NED

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

There are 204 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
11.9	191.9503	-28.7414	h=16.3, j=16.4, k=15.6	2MASS
12.4	191.9503	-28.7413	B1=18.6, B2=18.2, I=17.2, R1=17.6, R2=17.4	USNO-B1
26.4	191.9431	-28.7436	B1=16.8, B2=16.6, I=15.6, R1=15.7, R2=15.8	USNO-B1
26.6	191.9430	-28.7436	h=14.8, j=15.2, k=14.8	2MASS
27.4	191.9595	-28.7419	B1=20.1, B2=19.9, R2=19.7	USNO-B1
43.1	191.9515	-28.7566	B2=20.6, R1=18.5	USNO-B1
43.2	191.9519	-28.7566	B2=20.6, R1=18.9	USNO-B1
45.2	191.9471	-28.7566	B1=12.3, B2=11.6, I=9.9, R1=10.5, R2=10.4	USNO-B1
45.3	191.9471	-28.7566	h=8.6, j=9.1, k=8.5	2MASS
52.1	191.9671	-28.7402	B2=20.6, I=18.3, R1=18.6, R2=18.9	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 149 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.