Swift Trigger: 932595

Presumed name: GRB 191031C

BAT	07^h 43^m 26.88^s, -62° 20′ 06.0″
position:	(115.862, -62.335 ± 180″)
XRT	07^h 43^m 28.99^s, -62° 19′ 30.4″
position:	(115.8708, -62.3251 ± 2.0″)
UVOT	No position available.
Galactic N_HI:	1.15×10⁰ cm^-2
Galactic E(B-V):	0.173 mag

Best RA:	07^h 43^m 28.99^s	= 115.8708 d
Best Dec:	-62° 19′ 30.4″	= -62.3251 d

Gal Lat:	-18.1
Gal Long:	274.5

Sun angle:	81.89°, 6.7 hr West

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 - enhanced position.
- RA (J2000) : 07 43 28.99 (-62.3251)
- Dec (J2000): -62 19 30.5 ( -62.32446)
- Error (90%): 2.0
- Counts in Source: 980

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
0.2′′	115.87090	-62.32510	GCN #26109	GRB 191031C: Prompt enhanced Swift-XRT position
1.6′′	115.87050	-62.32467	GCN #26115	GRB 191031C: Enhanced Swift-XRT position
4.6′′	115.86821	-62.32469	GCN #26108	GRB 191031C: Swift detection of a burst
18.5′′	115.88000	-62.32225	GCN #26132	GRB 191031C: Swift-BAT refined analysis

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
168.5	115.7741	-62.3119	UCAC2 4253394	B=13.047, G=11.7129, H=9.500, I=10.86, J=10.048, K=9.388, R=11.86, V=12.031, g=12.466, i=11.360, r=11.68

* 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
16.0	115.8675	-62.3292		NED
18.0	115.8767	-62.3292		NED
19.1	115.8625	-62.3215	B=21.9	SSS
19.6	115.8771	-62.3297		NED
26.4	115.8550	-62.3261		NED
27.4	115.8867	-62.3231		NED
27.7	115.8867	-62.3229	B=22.1, R2=21.0	SSS
37.7	115.8800	-62.3156		NED
39.0	115.8929	-62.3217		NED
44.6	115.8496	-62.3175		NED

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

There are 321 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
10.6	115.8712	-62.3280	B2=20.2, R1=20.3, R2=20.5	USNO-B1
16.0	115.8674	-62.3292	h=14.5, j=15.1, k=14.5	2MASS
16.1	115.8674	-62.3293	B2=17.8, I=16.0, R1=16.6, R2=16.4	USNO-B1
19.6	115.8774	-62.3296	h=14.2, j=14.7, k=13.9	2MASS
19.7	115.8774	-62.3296	B2=19.9, I=17.0, R2=18.4	USNO-B1
22.1	115.8781	-62.3302	B2=20.3, R1=18.3	USNO-B1
22.3	115.8655	-62.3308	I=18.8, R2=19.3	USNO-B1
23.1	115.8652	-62.3310	B2=20.6, I=19.3, R1=20.2, R2=20.2	USNO-B1
23.1	115.8678	-62.3314	B2=21.3, I=18.9, R2=18.9	USNO-B1
27.7	115.8867	-62.3230	B2=21.6, R2=21.0	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 316 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.