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Home > GRB region information > 845443

Swift Trigger: 845443

Presumed name: GRB 180630A

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

BAT	03h 15m 14.40s, -87° 28′ 55.2″
position:	(48.810, -87.482 ± 180″)
XRT	03h 15m 50.69s, -87° 28′ 42.1″
position:	(48.96121, -87.47836 ± 3.6″)
UVOT	03h 15m 56.02s, -87° 28′ 42.2″
position:	(48.9834, -87.4784 ± 0.6″)
Galactic NHI:	8.95×100 cm-2
Galactic E(B-V):	0.143 mag

Best RA:	03h 15m 56.02s	= 48.9834 d
Best Dec:	-87° 28′ 42.2″	= -87.4784 d
Gal Lat:	-29.16
Gal Long:	301.23
Sun angle:	111.55°, 3.5 hr West

¹Sper #6 auto processing.

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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 11 SPER messages, and 2 objects have been found

• • Object 1 - enhanced position.
  • RA (J2000) : 03 15 53.81 (-87.4783)
  • Dec (J2000): -87 28 42.0 ( -87.47829)
  • Error (90%): 2.0
  • Counts in Source: 927
• • Object 2
  • RA (J2000) : 03 13 04.42 ( 48.26841)
  • Dec (J2000): -87 29 48.1 ( -87.49670)
  • Error (90%): 8.728"
  • Counts in Source: 7

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
0.2′′	48.98342	-87.47844		GCN #22872	GRB 180630A: Swift detection of a burst with an optical counterpart
0.2′′	48.98225	-87.47842		GCN #22881	GRB 180630A: Swift/UVOT Detection
1.5′′	48.98081	-87.47880		GCN #22873	GRB 180630A: Enhanced Swift-XRT position
17.8′′	48.88500	-87.47600		GCN #22877	GRB 180630A: Swift-BAT refined analysis

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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
193.8	50.0439	-87.4537	TYC 9499-612-1	B=13.23, G=12.1840, H=10.788, J=11.099, K=10.722, V=12.73

* 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
19.2	49.0888	-87.4811			NED
27.0	48.9850	-87.4858			NED
36.9	48.9720	-87.4886		B2=21.1, I=18.5, R1=20.1, R2=19.9	USNO-B1
43.6	48.7051	-87.4739		B2=22.0, I=18.4, R1=19.7, R2=20.2	USNO-B1
44.7	49.0358	-87.4664		B2=21.4, R2=20.2	USNO-B1
50.9	49.2671	-87.4719			NED
53.7	49.2640	-87.4717		B2=18.0, I=17.5, R1=17.9, R2=17.8	USNO-B1
56.2	49.3046	-87.4850			NED
58.3	48.5945	-87.4769		B2=21.7, R1=20.0, R2=20.1	USNO-B1
59.2	49.1992	-87.4919			NED

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

There are 120 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
5.6	48.9617	-87.4799	B2=22.8, R1=20.3, R2=20.3	USNO-B1
22.2	49.0825	-87.4815	B2=16.3, I=14.4, R1=15.4, R2=15.4	USNO-B1
22.4	49.0860	-87.4813	h=13.6, j=14.0, k=13.4	2MASS
26.9	48.9876	-87.4857	B2=19.7, R1=18.4, R2=18.6	USNO-B1
27.4	48.9852	-87.4859	h=16.0, j=17.0, k=15.4	2MASS
34.5	49.0534	-87.4870	I=18.5, R1=20.1, R2=20.5	USNO-B1
41.8	49.0472	-87.4674	R1=19.7, R2=19.9	USNO-B1
45.7	49.1549	-87.4878	B2=21.5, I=18.3, R1=19.4, R2=20.1	USNO-B1
47.6	48.9676	-87.4651	B2=21.9, I=18.5, R1=19.8, R2=19.9	USNO-B1
50.4	49.2393	-87.4716	I=18.3, R2=19.6	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 133 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.