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Swift Trigger: 657286

Presumed name: GRB 151001A

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

BAT	15h 34m 55.44s, +10° 58′ 15.6″
position:	(233.731, +10.971 ± 180″)
XRT	15h 34m 54.94s, +10° 58′ 00.8″
position:	(233.7289, 10.9669 ± 2.0″)
UVOT	15h 34m 54.89s, +10° 58′ 01.9″
position:	(233.7287, +10.9672 ± 0.6″)
Galactic NHI:	3.11×100 cm-2
Galactic E(B-V):	0.040 mag

Best RA:	15h 34m 54.89s	= 233.7287 d
Best Dec:	+10° 58′ 01.9″	= +10.9672 d
Gal Lat:	48.37
Gal Long:	18.18
Sun angle:	48.34°, -3.1 hr East of Sun

¹Sper #7 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 7 SPER messages, and 2 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 15 34 54.94 (10.9669)
  • Dec (J2000): +10 58 00.8 ( 10.96671)
  • Error (90%): 2.0
  • Counts in Source: 706
• • Object 2
  • RA (J2000) : 15 34 56.74 ( 233.73643)
  • Dec (J2000): +10 56 32.1 ( 10.94226)
  • Error (90%): 9.305"
  • Counts in Source: 11

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
0.2′′	233.72875	10.96720		GCN #18376	GRB 151001A: Enhanced Swift-XRT position
0.3′′	233.72875	10.96725		GCN #18373	GRB 151001A: Swift detection of a burst with an optical counterpart
0.3′′	233.72875	10.96728		GCN #18381	GRB 151001A: Swift/UVOT Detection
64.2′′	233.72167	10.98364		GCN #18387	GRB 151001A: 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
34.4	233.7284	10.9764	SDSS J153454.80+105835.1	g=20.48, i=18.23, r=18.80, u=21.9, z=17.89
47.9	233.7329	10.9796	[SPD2011] 26533
50.9	233.7194	10.9775	SDSS J153452.65+105839.1	g=19.81, i=17.528, r=18.114, u=22.5, z=17.11

There are 3 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*	Redshift		Catalogue	Query
8.8	233.7309	10.9683		R=20.4, g=21.6, i=20.0, u=22.4, z=19.7	SDSS
8.8	233.7309	10.9683		R=20.6, g=21.8, i=20.1, u=22.5, z=19.6	SDSS
8.8	233.7308	10.9683		Mag=21.4	NED
16.7	233.7248	10.9647		I=18.7, R2=19.5	USNO-B1
17.2	233.7246	10.9644		Mag=22.4	NED
17.2	233.7247	10.9645		R=20.7, g=22.3, i=20.2, u=24.6, z=19.9	SDSS
21.3	233.7303	10.9726		R=19.3, g=20.5, i=18.8, u=22.2, z=18.5	SDSS
21.4	233.7303	10.9727		R=19.5, g=20.6, i=19.0, u=21.5, z=18.7	SDSS
21.6	233.7304	10.9727		B1=19.8, B2=20.5, I=18.6, R2=18.9	USNO-B1
22.0	233.7304	10.9728		B=21.2, R=19.4	APM-N

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

There are 713 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
10.0	233.7308	10.9689	B2=20.0, R1=17.7, R2=19.5	USNO-B1
17.2	233.7247	10.9645	I=20.2, R=20.9, g=22.6, u=22.7, z=19.8	SDSS
21.7	233.7320	10.9721	I=22.4, R=23.4, g=24.1, u=23.9, z=21.6	SDSS
27.3	233.7269	10.9742	I=21.8, R=22.7, g=25.3, u=24.7, z=22.9	SDSS
33.3	233.7313	10.9758	I=21.2, R=21.6, g=23.2, u=24.4, z=20.6	SDSS
34.6	233.7208	10.9615	B1=20.8, B2=20.4, R2=19.5	USNO-B1
35.6	233.7339	10.9583	I=22.0, R=22.5, g=23.5, u=25.5, z=21.2	SDSS
37.0	233.7387	10.9632	B2=20.4, I=18.3, R1=19.3, R2=19.3	USNO-B1
39.1	233.7355	10.9582	I=21.0, R=21.6, g=22.4, u=24.1, z=20.8	SDSS
39.1	233.7391	10.9628	B2=20.6, R1=19.5	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 398 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.