Swift Trigger: 1013243

Presumed name: GRB 201216C

BAT	01^h 05^m 25.92^s, +16° 32′ 13.2″
position:	(16.358, +16.537 ± 180″)
XRT	01^h 05^m 29.07^s, +16° 30′ 59.7″
position:	(16.37114, 16.51659 ± 3.5″)
UVOT	No position available.
Galactic N_HI:	4.08×10⁰ cm^-2
Galactic E(B-V):	0.065 mag

Best RA:	01^h 05^m 29.07^s	= 16.37114 d
Best Dec:	+16° 30′ 59.7″	= 16.51659 d

Gal Lat:	-46.22
Gal Long:	127.8

Sun angle:	115.91°, -7.4 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 3 SPER messages, and 1 objects have been found

- Object 1
- RA (J2000) : 01 05 29.07 ( 16.37112)
- Dec (J2000): +16 31 00.0 ( 16.51668)
- Error (90%): 3.500"
- Counts in Source: 384

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′′	16.37114	16.51659	GCN #29064	GRB 201216C: Swift-XRT observations
1.4′′	16.37075	16.51667	GCN #29066	GRB 201216C: VLT afterglow candidate discovery
3.3′′	16.37033	16.51611	GCN #29067	GRB 201216C: Enhanced Swift-XRT position
80.4′′	16.36417	16.53789	GCN #29080	GRB 201216C: Swift-BAT refined analysis
84.7′′	16.35833	16.53667	GCN #29061	GRB 201216C: Swift detection of a burst
86.3′′	16.35800	16.53700	GCN #29062	Swift GRB201216.96: Global MASTER-Net observations report

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

* 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
14.4	16.3675	16.5147	NED
22.3	16.3675	16.5217	NED
28.3	16.3633	16.5189	NED
29.4	16.3725	16.5247	NED
36.8	16.3808	16.5203	NED
38.8	16.3600	16.5142	NED
41.0	16.3800	16.5092	NED
41.6	16.3704	16.5050	NED
43.9	16.3792	16.5258	NED
46.3	16.3687	16.5292	NED

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

There are 151 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
25.3	16.3672	16.5225	B2=20.8, R1=19.3	USNO-B1
36.3	16.3810	16.5200	B2=21.0, R1=19.6, R2=19.9	USNO-B1
41.3	16.3706	16.5051	B1=19.6, B2=20.9, I=16.9, R1=17.7, R2=18.3	USNO-B1
41.6	16.3706	16.5050	h=14.9, j=15.5, k=14.8	2MASS
44.5	16.3798	16.5258	h=15.0, j=15.3, k=14.9	2MASS
44.5	16.3797	16.5259	B1=16.8, B2=18.4, I=15.7, R1=15.8, R2=16.4	USNO-B1
65.7	16.3883	16.5246	B1=18.1, B2=19.9, I=17.5, R1=17.8, R2=18.1	USNO-B1
65.7	16.3883	16.5246	h=16.1, j=16.5, k=16.5	2MASS
110.4	16.3604	16.4877	B1=18.4, B2=20.5, R1=18.9, R2=19.4	USNO-B1
112.9	16.3783	16.4860	B1=14.4, B2=15.0, I=12.6, R1=13.2, R2=13.6	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 39 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.