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Home > GRB region information > 1245636

Swift Trigger: 1245636

Presumed name: GRB 240730A

Back to trigger list.

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

BAT	02h 31m 18.96s, +59° 04′ 26.4″
position:	(37.829, 59.074 ± 180″)
XRT	02h 31m 21.17s, +59° 01′ 43.7″
position:	(37.8382, +59.0288 ± 1.9″)
UVOT	No position available.
Galactic NHI:	6.36×1021 cm-2
Galactic E(B-V):	1.049 mag

Best RA:	02h 31m 21.17s	= 37.8382 d
Best Dec:	+59° 01′ 43.7″	= +59.0288 d
Gal Lat:	-1.39
Gal Long:	135.49
Sun angle:	75.21°, 6.1 hr West

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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

No UVOT images are currently available.

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XRT SPER data

SPER results page for this trigger.

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

• • Object 1 - enhanced position.
  • RA (J2000) : 02 31 21.18 (59.02885)
  • Dec (J2000): +59 01 43.8 ( 59.02843)
  • Error (90%): 1.9
  • Counts in Source: 121

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

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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
73.9	37.8534	59.0098	Gaia DR2 459005010352603520	G=18.118471
106.6	37.7912	59.0117	Gaia DR3 459005186451913856	G=16.377151
128.9	37.8428	58.9931	IRAS 02277+5846	K=15.292
167.3	37.8043	58.9857	Gaia DR3 459004945933765504	G=15.171886
176.7	37.9313	59.0183	ZTF J023143.51+590105.9	G=15.681483, g=16.328, r=15.669
190.2	37.8008	59.0780	TYC 3699-511-1	B=12.15, G=11.524773, H=10.473, J=10.553, K=10.393, V=11.70

There are 6 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
3.2	37.8400	59.0289			NED
3.7	37.8397	59.0295		B1=19.8, I=15.1, R1=16.6	USNO-B1
5.1	37.8396	59.0300		B1=17.5, B2=16.8, I=14.5, R1=15.6, R2=15.2	USNO-B1
5.3	37.8396	59.0300			NED
5.8	37.8396	59.0303			NED
10.0	37.8429	59.0275			NED
12.5	37.8443	59.0303		B2=21.0, I=18.4, R2=19.1	USNO-B1
12.8	37.8316	59.0299		B1=19.9, B2=18.7, I=16.7, R1=17.7, R2=17.2	USNO-B1
12.8	37.8312	59.0294			NED
15.2	37.8325	59.0319			NED

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

There are 561 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
3.3	37.8400	59.0289	h=14.8, j=15.5, k=14.6	2MASS
5.8	37.8397	59.0302	h=13.0, j=13.6, k=12.8	2MASS
9.4	37.8426	59.0275	B2=20.5, I=18.0, R1=18.3, R2=18.7	USNO-B1
10.0	37.8429	59.0275	h=15.9, j=16.6, k=15.9	2MASS
12.8	37.8314	59.0295	h=15.9, j=16.4, k=15.7	2MASS
15.2	37.8325	59.0318	h=11.2, j=11.8, k=11.1	2MASS
15.4	37.8324	59.0319	B1=15.4, B2=14.9, I=13.1, R1=14.1, R2=13.6	USNO-B1
17.5	37.8291	59.0276	h=16.2, j=16.5, k=15.7	2MASS
21.5	37.8347	59.0345	h=14.8, j=15.4, k=14.6	2MASS
24.3	37.8442	59.0228	B1=20.5, B2=20.2, I=18.1, R1=18.5, R2=18.4	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 294 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.