Swift Trigger: 1154815

Presumed name: GRB 230216A

BAT	07^h 35^m 51.84^s, -08° 00′ 54.0″
position:	(113.966, -8.015 ± 180″)
XRT	07^h 35^m 50.23^s, -08° 00′ 41.8″
position:	(113.95928, -8.01161 ± 1.9″)
UVOT	No position available.
Galactic N_HI:	2.17×10²¹ cm^-2
Galactic E(B-V):	0.177 mag

Best RA:	07^h 35^m 50.23^s	= 113.95928 d
Best Dec:	-08° 00′ 41.8″	= -8.01161 d

Gal Lat:	6.09
Gal Long:	225.18

Sun angle:	139.17°, -9.6 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 - enhanced position.
- RA (J2000) : 07 35 50.25 (-8.01191)
- Dec (J2000): -08 00 42.9 ( -8.01227)
- Error (90%): 1.9
- Counts in Source: 175

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
0.1′′	113.95925	-8.01161	GCN #33328	GRB 230216A: Swift detection of a burst
1.3′′	113.95906	-8.01133	GCN #33331	GRB 230216A: Enhanced Swift-XRT position
2.0′′	113.95875	-8.01181	GCN #33329	GRB 230216A: Zadko observatory - Gingin optical observations
70.1′′	113.96625	-7.99339	GCN #33336	GRB 230216A: 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
38.9	113.9522	-8.0198	TYC 5397-1105-1	B=12.53, G=12.425022, H=11.494, J=11.674, K=11.431, V=12.76
49.2	113.9725	-8.0157	BD-07 2060	B=10.25, G=8.388778, H=5.744, J=6.450, K=5.600, V=8.79
97.7	113.9325	-8.0060	TYC 5397-608-1	B=12.36, G=12.461817, H=11.977, J=12.007, K=11.899, V=12.20
110.5	113.9903	-8.0103	TYC 5397-357-1	B=11.97, G=10.457967, H=8.267, J=8.815, K=8.136, V=10.87
183.1	113.9665	-8.0620	TYC 5397-1368-1	B=10.98, G=10.839673, H=10.682, J=10.677, K=10.636, V=10.78

There are 5 SIMBAD objects within the position error. The full list is here.

* 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
3.7	113.9587	-8.0125		NED
14.0	113.9587	-8.0155	B2=19.6, R2=18.1	USNO-B1
14.1	113.9596	-8.0155	B2=19.9, I=17.0, R2=18.9	USNO-B1
15.3	113.9606	-8.0156	B2=19.2, I=17.8	USNO-B1
15.6	113.9629	-8.0136		NED
15.7	113.9637	-8.0108		NED
15.9	113.9615	-8.0155	B2=18.8, I=16.9	USNO-B1
16.1	113.9569	-8.0154	B2=19.6, R2=19.2	USNO-B1
16.5	113.9617	-8.0155	B2=19.6, I=16.9	USNO-B1
18.0	113.9625	-8.0155	B2=19.9, I=17.9, R2=18.9	USNO-B1

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

There are 404 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
3.7	113.9589	-8.0126	h=14.4, j=14.6, k=14.4	2MASS
3.8	113.9590	-8.0126	B1=16.3, B2=15.9, I=14.4, R1=15.6, R2=15.8	USNO-B1
15.0	113.9578	-8.0155	B2=19.6, R2=18.5	USNO-B1
15.6	113.9631	-8.0137	h=15.6, j=15.9, k=15.3	2MASS
15.6	113.9636	-8.0109	B1=18.3, B2=18.0, I=16.8, R1=17.3, R2=17.2	USNO-B1
15.7	113.9636	-8.0108	h=15.2, j=16.6, k=15.2	2MASS
15.8	113.9631	-8.0137	B1=17.7, B2=17.4, I=15.8, R1=16.9, R2=17.1	USNO-B1
19.9	113.9633	-8.0155	B2=19.5, I=16.7, R2=16.2	USNO-B1
29.2	113.9652	-8.0060	B1=19.4, B2=18.8, I=17.0, R1=17.9, R2=17.8	USNO-B1
29.4	113.9652	-8.0060	h=15.4, j=16.2, k=15.8	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 387 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.