Skip banner and navigation tools.

Home > GRB region information > 1270999

Swift Trigger: 1270999

Presumed name: GRB 241128A

Back to trigger list.

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

BAT	18h 14m 53.76s, +33° 26′ 06.0″
position:	(273.724, +33.435 ± 180″)
XRT	18h 14m 53.82s, +33° 26′ 18.0″
position:	(273.72427, 33.43832 ± 5.1″)
UVOT	No position available.
Galactic NHI:	4.92×1020 cm-2
Galactic E(B-V):	0.060 mag

Best RA:	18h 14m 53.82s	= 273.72427 d
Best Dec:	+33° 26′ 18.0″	= 33.43832 d
Gal Lat:	21.66
Gal Long:	60.49
Sun angle:	61.41°, -1.9 hr East of Sun

---

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

---

Sun angle for this burst.

UVOT data

No UVOT images are currently available.

---

XRT SPER data

SPER results page for this trigger.

There are 8 SPER messages, and 1 objects have been found

• • Object 1
  • RA (J2000) : 18 14 53.89 ( 273.72453)
  • Dec (J2000): +33 26 18.9 ( 33.43859)
  • Error (90%): 3.829"
  • Counts in Source: 42

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
216.0′′	273.66936	33.47815	2012-08-11T21:08:56Z	BrightCRTS	XML

---

Catalogue Searches. Searched 200′ 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
53.6	273.7191	33.4241	CRTS J181452.5+332526	G=14.963902, V=14.94
157.8	273.7136	33.4812	TYC 2626-1550-1	B=13.26, G=12.643515, H=11.34, J=11.623, K=11.301, V=13.16
192.9	273.7300	33.4917	TYC 2626-1813-1	B=14.50, G=11.968274, H=9.633, J=10.2, K=9.458, V=11.87
193.8	273.6603	33.4452	ATO J273.6602+33.4450	G=13.607134, H=12.278, J=12.638, K=12.138, R=13.72

There are 4 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
44.8	273.7098	33.4415		B=19.4, R=17.4	APM-N
45.0	273.7098	33.4417		B1=17.5, B2=18.8, I=15.9, R1=16.7, R2=16.8	USNO-B1
50.4	273.7312	33.4256		B=21.9, R=19.8	APM-N
55.3	273.7424	33.4357		B=21.6, R=20.0	APM-N
55.7	273.7381	33.4280		B=21.9, R=19.9	APM-N
58.2	273.7049	33.4379		B2=20.7, I=18.6, R2=20.0	USNO-B1
59.1	273.7166	33.4534		B=19.4, R=17.6	APM-N
64.7	273.7184	33.4210		B=21.4, R=20.0	APM-N
64.8	273.7346	33.4225		I=18.1, R1=19.3	USNO-B1
65.1	273.7347	33.4225		B=20.6, R=18.7	APM-N

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

There are 89 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
4.5	273.7251	33.4373	B2=20.7, I=17.8, R1=18.8, R2=19.3	USNO-B1
10.6	273.7275	33.4371	B1=19.8, R2=20.1	USNO-B1
12.6	273.7285	33.4381	B2=20.3, R1=19.7, R2=20.3	USNO-B1
24.5	273.7191	33.4331	B2=20.5, R2=20.2	USNO-B1
25.8	273.7174	33.4426	B1=18.6, B2=20.0, I=18.6, R1=18.9, R2=19.2	USNO-B1
27.5	273.7272	33.4456	R1=19.6, R2=20.2	USNO-B1
31.5	273.7187	33.4457	h=12.3, j=12.7, k=12.3	2MASS
31.7	273.7187	33.4458	B1=13.7, B2=14.5, I=13.0, R1=13.0, R2=13.5	USNO-B1
31.8	273.7137	33.4373	B2=20.2, I=18.7, R2=20.0	USNO-B1
37.3	273.7166	33.4465	B1=18.4, B2=20.0, R2=19.3	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 276 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.