Skip banner and navigation tools.

Home > GRB region information > 594081

Swift Trigger: 594081

Presumed name: GRB 140331A

Back to trigger list.

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

BAT	08h 59m 22.80s, +02° 42′ 25.2″
position:	(134.845, +2.707 ± 180″)
XRT	08h 59m 27.41s, +02° 43′ 02.3″
position:	(134.8642, 2.7173 ± 2.0″)
UVOT	No position available.
Galactic NHI:	3.75×100 cm-2
Galactic E(B-V):	0.046 mag

Best RA:	08h 59m 27.41s	= 134.8642 d
Best Dec:	+02° 43′ 02.3″	= 2.7173 d
Gal Lat:	29.52
Gal Long:	226.17
Sun angle:	125.04°, -8.4 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

Blink images with DSS (link via GSFC)

---

XRT SPER data

SPER results page for this trigger.

There are 7 SPER messages, and 1 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 08 59 27.43 (2.7172)
  • Dec (J2000): +02 43 02.0 ( 2.71630)
  • Error (90%): 2.0
  • Counts in Source: 471

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	Date reported	Source	Misc	Query
0.7′′	134.86440	2.71729		GCN #16052	GRB 140331A: Enhanced Swift-XRT position
0.8′′	134.86437	2.71742		GCN #16049	GRB 140331A: Swift detection of a burst
136.6′′	134.86000	2.75500		GCN #16063	GRB 140331A: 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
62.5	134.8513	2.7290	SDSS J085924.32+024344.2	g=18.802, i=17.331, r=17.801, u=20.643, z=17.041
71.4	134.8786	2.7037	2MASS J08593087+0242131	B=15.6, H=13.397, J=13.733, K=13.305, R=15.1
89.6	134.8584	2.6931	2MASS J08592601+0241350	B=13.6, H=10.877, J=11.327, K=10.733, R=13.2
142.1	134.8452	2.6827	SDSS J085922.84+024057.7	g=19.100, i=18.158, r=18.459, u=20.281, z=17.866
184.6	134.8841	2.7646	SDSS J085932.17+024552.4	g=18.951, i=18.109, r=18.436, u=20.062, z=17.960
188.3	134.8536	2.7685	SDSS J085924.86+024606.6	g=19.278, i=17.585, r=18.148, u=21.196, z=17.150
193.2	134.8287	2.7575	SDSSCGB 74253.5	g=21.745, i=20.294, r=20.790, u=23.144, z=19.975

There are 7 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
2.4	134.8646	2.7178		Mag=22.6	NED
2.4	134.8647	2.7178		R=21.8, g=22.6, i=20.8, u=23.7, z=20.2	SDSS
15.2	134.8679	2.7156		Mag=23.0	NED
21.8	134.8702	2.7165		R=23.0, g=24.6, i=22.0, u=24.7, z=21.2	SDSS
22.0	134.8703	2.7165		R=23.5, g=24.0, i=21.6, u=24.8, z=21.2	SDSS
23.3	134.8587	2.7139		R=21.9, g=22.8, i=20.5, u=25.4, z=19.8	SDSS
23.6	134.8586	2.7138		R=21.8, g=23.3, i=20.5, u=24.8, z=19.5	SDSS
23.8	134.8671	2.7233		Mag=23.0	NED
27.3	134.8587	2.7121		R=21.5, g=23.3, i=20.8, u=22.5, z=22.6	SDSS
27.4	134.8587	2.7120		R=21.7, g=23.8, i=21.4, u=22.3, z=20.2	SDSS

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

There are 515 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
2.5	134.8646	2.7178	I=20.8, R=21.9, g=23.5, u=24.5, z=20.2	SDSS
7.1	134.8626	2.7162	I=24.1, R=22.9, g=25.3, u=24.8, z=23.4	SDSS
15.2	134.8681	2.7156	I=22.3, R=22.6, g=23.0, u=23.6, z=22.6	SDSS
33.2	134.8558	2.7211	I=22.0, R=23.1, g=24.7, u=24.9, z=20.9	SDSS
33.6	134.8550	2.7188	I=17.6, R=18.5, g=20.0, u=22.1, z=17.1	SDSS
33.6	134.8550	2.7188	I=17.6, R=18.5, g=20.0, u=22.7, z=17.1	SDSS
33.8	134.8549	2.7187	h=15.3, j=15.9, k=15.1	2MASS
33.8	134.8549	2.7187	B2=20.3, I=16.9, R2=18.2	USNO-B1
34.1	134.8549	2.7191	B1=21.0, B2=19.4, I=16.9, R1=17.8, R2=17.6	USNO-B1
34.3	134.8598	2.7258	I=25.4, R=24.6, g=25.4, u=25.7, z=20.9	SDSS

Queried USNO-B1, SDSS, 2MASS.

There are 346 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.