Skip banner and navigation tools.

Home > GRB region information > 529021

Swift Trigger: 529021

Presumed name: GRB 120728A

Back to trigger list.

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

BAT	09h 08m 24.00s, -54° 26′ 13.2″
position:	(137.100, -54.437 ± 180″)
XRT	09h 08m 22.75s, -54° 26′ 17.3″
position:	(137.09481, -54.43815 ± 3.6″)
UVOT	No position available.
Galactic NHI:	5.18×1021 cm-2
Galactic E(B-V):	NED unavailable

Best RA:	09h 08m 22.75s	= 137.09481 d
Best Dec:	-54° 26′ 17.3″	= -54.43815 d
Gal Lat:	-4.57
Gal Long:	274.09
Sun angle:	73.57°, -0.6 hr East of Sun

¹Sper #6 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
  • RA (J2000) : 09 08 22.75 ( 137.09479)
  • Dec (J2000): -54 26 17.4 ( -54.43816)
  • Error (90%): 3.598"
  • Counts in Source: 370

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′′	137.09454	-54.43825		GCN #13526	GRB 120728A: GROND observations
1.8′′	137.09412	-54.43783		GCN #13525	GRB 120728A: Swift detection of a burst
2.0′′	137.09471	-54.43761		GCN #13528	GRB 120728A: Enhanced Swift-XRT position
3.1′′	137.09425	-54.43736		GCN #13542	GRB 120728A: GROND Afterglow discovery
21.0′′	137.08500	-54.43700		GCN #13535	GRB 120728A� Swift-BAT refined analysis

There are 13 matches in total. See the full table for details.

---

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
13.8	137.0985	-54.4413		B2=14.2, I=11.3, R1=12.4, R2=12.8	USNO-B1
15.1	137.0906	-54.4348		B2=19.3, R2=18.4	USNO-B1
19.7	137.0936	-54.4327		B2=17.4, I=14.8, R1=15.1, R2=15.6	USNO-B1
27.6	137.1071	-54.4410		B2=19.6, I=17.6	USNO-B1
28.6	137.1082	-54.4367		B2=17.8, I=15.0, R1=15.3, R2=15.9	USNO-B1
31.2	137.1048	-54.4317		B2=17.6, R1=17.0, R2=17.6	USNO-B1
31.4	137.0913	-54.4297		B2=17.7, R1=17.2, R2=18.0	USNO-B1
33.3	137.0822	-54.4325		B2=19.6, R1=17.3, R2=18.3	USNO-B1
33.4	137.1040	-54.4306		B2=18.4, I=15.4	USNO-B1
33.8	137.1021	-54.4465		B2=15.1, I=12.9, R1=13.6, R2=13.8	USNO-B1

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

There are 324 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
4.8	137.0969	-54.4387	I=17.1, R1=17.1	USNO-B1
9.5	137.0981	-54.4399	h=13.3, j=13.7, k=13.2	2MASS
13.4	137.0964	-54.4418	h=14.7, j=14.9, k=14.6	2MASS
15.2	137.0988	-54.4417	h=11.2, j=11.9, k=11.0	2MASS
19.7	137.0936	-54.4327	h=13.5, j=14.0, k=13.3	2MASS
21.6	137.1013	-54.4335	B2=19.1, R1=17.1, R2=18.3	USNO-B1
25.4	137.1069	-54.4374	B2=16.6, R1=17.4	USNO-B1
28.8	137.1083	-54.4365	h=13.8, j=14.4, k=13.5	2MASS
30.4	137.0813	-54.4351	h=15.7, j=16.3, k=15.2	2MASS
30.4	137.0956	-54.4297	B2=19.7, R1=17.1	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 888 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.