Swift Trigger: 1111672

Presumed name: GRB 220623A

BAT	09^h 41^m 50.88^s, +75° 49′ 40.8″
position:	(145.462, +75.828 ± 180″)
XRT	09^h 41^m 35.32^s, +75° 49′ 17.6″
position:	(145.39717, 75.82155 ± 3.7″)
UVOT	No position available.
Galactic N_HI:	2.26×10²⁰ cm^-2
Galactic E(B-V):	0.031 mag

Best RA:	09^h 41^m 35.32^s	= 145.39717 d
Best Dec:	+75° 49′ 17.6″	= 75.82155 d

Gal Lat:	36.12
Gal Long:	135.84

Sun angle:	58.79°, -3.6 hr East of Sun

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 6 SPER messages, and 1 objects have been found

- Object 1
- RA (J2000) : 09 41 35.15 ( 145.39646)
- Dec (J2000): +75 49 16.5 ( 75.82126)
- Error (90%): 3.616"
- Counts in Source: 195

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′′	145.39717	75.82155	GCN #32244	GRB 220623A: Swift-XRT observations
3.6′′	145.39376	75.82100	GCN #32248	GRB 220623A: Enhanced Swift-XRT position
3.6′′	145.39375	75.82100	GCN #32273	GRB 220623A: GIT optical upper limits.
54.6′′	145.45875	75.82303	GCN #32264	GRB 220623A: Swift-BAT refined analysis
61.7′′	145.46200	75.82800	GCN #32243	GRB 220623A: Swift detection of a burst

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
171.7	145.4668	75.7770	TYC 4541-2957-1	B=11.95, G=11.320542, H=10.101, J=10.346, K=9.993, V=11.32

* 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
5.4	145.3913	75.8211		NED
14.4	145.3808	75.8211		NED
22.0	145.4171	75.8178		NED
23.7	145.3765	75.8173	B=21.4, R=20.0	APM-N
27.5	145.4250	75.8250		NED
37.6	145.4275	75.8142		NED
38.8	145.3908	75.8322		NED
39.1	145.3729	75.8306		NED
39.2	145.3733	75.8308		NED
39.3	145.3909	75.8323	B=19.3, R=16.9	APM-N

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

There are 216 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
38.8	145.3909	75.8322	h=15.6, j=16.2, k=15.0	2MASS
39.3	145.3736	75.8308	h=13.2, j=13.9, k=13.1	2MASS
39.3	145.3736	75.8308	B1=17.0, B2=16.9, I=14.6, R1=15.4, R2=15.4	USNO-B1
39.4	145.3913	75.8324	B1=18.8, B2=18.7, I=17.1, R1=16.8, R2=16.8	USNO-B1
40.4	145.3774	75.8114	B1=21.1, R1=20.1	USNO-B1
48.2	145.4412	75.8295	B1=20.6, B2=21.0, R1=19.8, R2=19.7	USNO-B1
48.8	145.3471	75.8158	B2=21.3, R2=19.7	USNO-B1
56.2	145.3528	75.8328	B2=20.6, R1=19.8, R2=19.5	USNO-B1
66.8	145.3231	75.8176	h=15.1, j=15.9, k=14.8	2MASS
66.9	145.3231	75.8176	B2=20.6, I=16.9, R1=17.8, R2=18.2	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 76 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.