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Home > GRB region information > 662330

Swift Trigger: 662330

Presumed name: GRB 151031A

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Related pages: Burst Analyser | Enhanced position | Light curve | Spectrum | Image | XRT Catalogue entry | Download obs data | GCN Notices

BAT	05h 32m 47.76s, -39° 05′ 31.2″
position:	(83.199, -39.092 ± 180″)
XRT	05h 32m 47.14s, -39° 07′ 18.5″
position:	(83.1964, -39.1218 ± 2.1″)
UVOT	No position available.
Galactic NHI:	2.41×100 cm-2
Galactic E(B-V):	0.027 mag

Best RA:	05h 32m 47.14s	= 83.1964 d
Best Dec:	-39° 07′ 18.5″	= -39.1218 d
Gal Lat:	-31.34
Gal Long:	244.14
Sun angle:	110.45°, 8.8 hr West

¹Sper #5 auto processing.

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GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

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Sun angle for this burst.

UVOT data

Blink images with DSS (link via GSFC)

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XRT SPER data

SPER results page for this trigger.

There are 9 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 05 32 47.19 (-39.1217)
  • Dec (J2000): -39 07 18.3 ( -39.12062)
  • Error (90%): 2.1
  • Counts in Source: 154

See the SPER page for details of how this position was produced.

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Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Date reported	Source	Misc	Query
0.7′′	83.19629	-39.12197		GCN #18540	GRB 151031A: VLT/X-shooter optical counterpart and redshift
2.1′′	83.19596	-39.12134		GCN #18541	GRB 151031A: Enhanced Swift-XRT position
5.5′′	83.19533	-39.12050		GCN #18538	GRB 151031A: Swift detection of a burst
23.5′′	83.18875	-39.12453		GCN #18542	GRB 151031A: Swift-BAT refined analysis

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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
99.4	83.1658	-39.1359	UCAC2 14975674	B=12.92, H=9.848, I=11.04, J=10.388, K=9.775, R=11.94, V=12.02, g=12.43, i=11.51, r=11.76
139.1	83.1886	-39.1600	TYC 7596-433-1	B=11.46, H=9.711, J=9.982, K=9.690, V=10.96

* 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*	Redshift		Catalogue	Query
9.3	83.1946	-39.1239			NED
10.3	83.1945	-39.1242		B=20.9, R2=19.5	SSS
15.7	83.1992	-39.1256		B2=17.4, I=16.1, R1=16.5, R2=16.4	USNO-B1
24.9	83.1875	-39.1222			NED
30.5	83.2067	-39.1192			NED
33.1	83.2064	-39.1267		B=22.5	SSS
34.2	83.1842	-39.1236			NED
39.8	83.2100	-39.1244			NED
50.2	83.1821	-39.1133			NED
51.9	83.2029	-39.1353			NED

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

There are 107 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	Query
10.3	83.1945	-39.1243	B2=20.4, R1=19.9, R2=20.0	USNO-B1
15.6	83.1992	-39.1256	h=14.7, j=15.1, k=14.5	2MASS
33.0	83.2078	-39.1193	B2=16.5, I=15.3, R1=16.0, R2=15.5	USNO-B1
33.1	83.2078	-39.1192	h=14.3, j=14.7, k=14.3	2MASS
35.2	83.1841	-39.1240	B2=18.9, I=18.3, R1=19.1, R2=19.1	USNO-B1
38.3	83.2096	-39.1246	B2=18.4, I=17.8, R1=18.4, R2=18.1	USNO-B1
49.2	83.1822	-39.1137	B2=16.6, I=15.8, R1=16.0, R2=15.7	USNO-B1
49.3	83.1823	-39.1136	h=14.6, j=15.0, k=14.7	2MASS
53.5	83.2031	-39.1357	h=15.2, j=15.5, k=15.1	2MASS
53.5	83.2031	-39.1357	B2=17.1, I=16.1, R1=16.8, R2=16.4	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 157 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.