Swift Trigger: 650617

Presumed name: GRB 150728A

BAT	19^h 29^m 09.12^s, +33° 54′ 14.4″
position:	(292.288, 33.904 ± 180″)
XRT	19^h 28^m 54.46^s, +33° 54′ 59.4″
position:	(292.2269, 33.9165 ± 3.8″)
UVOT	No position available.
Galactic N_HI:	1.64×10⁰ cm^-2
Galactic E(B-V):	0.211 mag

Best RA:	19^h 28^m 54.46^s	= 292.2269 d
Best Dec:	+33° 54′ 59.4″	= 33.9165 d

Gal Lat:	7.71
Gal Long:	67.22

Sun angle:	125.17°, -11.0 hr East of Sun

¹Sper #5 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

u image

white image

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) : 19 28 54.50 (33.9161)
- Dec (J2000): +33 54 58.0 ( 33.91589)
- Error (90%): 3.6
- Counts in Source: 8

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	Source	Misc
0.0′′	292.22690	33.91650	GCN #18087	GRB 150728A: Swift detection of a GRB
3.0′′	292.22608	33.91600	GCN #18096	GRB 150728A: RATIR Optical Observations
4.6′′	292.22838	33.91611	GCN #18090	GRB 150728A: FTN observations
5.7′′	292.22871	33.91603	GCN #18088	GRB 150728A: Enhanced Swift-XRT position
137.1′′	292.27100	33.90600	GCN #18091	GRB 150728A: Swift-BAT refined analysis

There are 12 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
157.3	292.2515	33.9551	TYC 2662-296-1	B=11.21, H=10.026, J=10.142, K=9.977, V=10.89

* 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*		Catalogue
2.8	292.2261	33.9161	B1=17.4, B2=17.1, I=15.9, R1=15.9, R2=16.6	USNO-B1
10.6	292.2290	33.9141	B1=17.5, B2=17.1, I=15.5, R1=15.9, R2=16.2	USNO-B1
17.1	292.2225	33.9135	B1=16.5, B2=16.4, I=15.0, R1=15.2, R2=15.7	USNO-B1
19.0	292.2331	33.9154	B1=19.9, B2=19.1, R1=18.8, R2=18.9	USNO-B1
22.7	292.2344	33.9178	B1=18.3, B2=18.0, I=16.5, R1=16.9, R2=17.1	USNO-B1
24.1	292.2188	33.9165	B1=16.6, B2=16.6, I=15.3, R1=15.5, R2=15.9	USNO-B1
26.6	292.2334	33.9216	B1=16.2, B2=15.9, I=13.8, R1=14.6, R2=14.9	USNO-B1
27.0	292.2284	33.9091	B1=19.1, B2=18.3, I=17.0, R1=17.4, R2=17.6	USNO-B1
30.4	292.2295	33.9083	B2=19.6, R1=18.4	USNO-B1
31.7	292.2269	33.9253	B1=19.3, B2=18.6, R2=18.8	USNO-B1

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

There are 568 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
3.0	292.2261	33.9160	h=15.0, j=15.5, k=14.9	2MASS
10.9	292.2290	33.9140	h=14.3, j=14.8, k=14.1	2MASS
17.4	292.2224	33.9134	h=14.6, j=14.9, k=14.6	2MASS
22.6	292.2343	33.9177	h=14.9, j=15.6, k=14.8	2MASS
24.3	292.2188	33.9165	h=15.1, j=15.5, k=15.1	2MASS
25.7	292.2331	33.9214	h=12.9, j=13.4, k=12.8	2MASS
32.4	292.2161	33.9158	B2=19.1, R2=19.0	USNO-B1
33.4	292.2377	33.9188	h=15.4, j=15.9, k=15.2	2MASS
38.0	292.2302	33.9267	h=13.5, j=13.8, k=13.5	2MASS
38.9	292.2364	33.9091	h=12.0, j=12.3, k=11.9	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 386 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.