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Swift Trigger: 517234

Presumed name: GRB 120308A

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

BAT	14h 36m 18.72s, +79° 42′ 10.8″
position:	(219.078, +79.703 ± 180″)
XRT	14h 36m 20.35s, +79° 41′ 12.5″
position:	(219.0848, 79.6868 ± 2.2″)
UVOT	No position available.
Galactic NHI:	2.89×1020 cm-2
Galactic E(B-V):	0.034 mag

Best RA:	14h 36m 20.35s	= 219.0848 d
Best Dec:	+79° 41′ 12.5″	= 79.6868 d
Gal Lat:	36.27
Gal Long:	117.3
Sun angle:	101.30°, 8.7 hr West

¹Sper #4 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 14 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 14 36 20.48 (79.6869)
  • Dec (J2000): +79 41 12.9 ( 79.68600)
  • Error (90%): 2.0
  • Counts in Source: 1100

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
0.9′′	219.08354	79.68672		GCN #13025	GRB 120308A: Swift/UVOT Detection
1.0′′	219.08321	79.68678		GCN #13018	GRB 120308A: Liverpool Telescope optical afterglow candidate
1.1′′	219.08506	79.68651		GCN #13023	GRB 120308A: Enhanced Swift-XRT position
1.1′′	219.08312	79.68675		GCN #13019	GRB 120308A: confirmation of the optical afterglow
1.8′′	219.08492	79.68629		GCN #13017	GRB 120308A: Swift detection of a burst
52.3′′	219.12300	79.67400		GCN #13022	GRB 120308A: Swift-BAT refined analysis

There are 11 matches in total. See the full table for details.

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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

* 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
15.8	219.1086	79.6879		I=18.7, R2=20.0	USNO-B1
33.7	219.0331	79.6854		B2=20.4, I=18.8, R1=20.2, R2=19.3	USNO-B1
37.0	219.1396	79.6838		B=19.3, R=16.5	APM-N
37.3	219.1401	79.6838		B=19.1, R=16.1	APM-N
37.6	219.1408	79.6839			NED
37.6	219.1407	79.6838		h=0.0, j=15.4, k=13.8	2MASS
38.2	219.1402	79.6830		B1=19.4, B2=20.4	USNO-B1
49.2	219.0109	79.6902		B1=20.8, I=18.6	USNO-B1
78.4	219.1545	79.6689		B2=21.3, R1=19.8, R2=20.2	USNO-B1
79.1	218.9670	79.6807		B=16.3, R=15.6	APM-N

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

There are 57 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
15.4	219.1080	79.6879	h=16.4, j=17.2, k=15.8	2MASS
20.6	219.0745	79.6814	B1=19.7, B2=18.5, I=16.5, R2=16.8	USNO-B1
20.8	219.0748	79.6813	h=14.8, j=15.3, k=14.5	2MASS
32.3	219.1343	79.6882	B1=20.1, B2=19.4, I=17.3, R1=17.9, R2=17.5	USNO-B1
32.7	219.1350	79.6882	h=16.1, j=16.3, k=15.9	2MASS
36.9	219.1397	79.6839	B1=19.2, B2=17.6, I=16.5, R1=16.3, R2=16.0	USNO-B1
37.4	219.1404	79.6839	h=15.2, j=15.9, k=14.5	2MASS
39.2	219.1271	79.6946	B1=18.3, B2=17.8, I=17.1, R1=17.7, R2=17.7	USNO-B1
39.6	219.1282	79.6946	h=16.1, j=16.5, k=16.5	2MASS
41.5	219.1181	79.6769	R1=20.1, R2=20.5	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 87 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.