Skip banner and navigation tools.

Home > GRB region information > 1040345

Swift Trigger: 1040345

Presumed name: GRB 210403A

Back to trigger list.

Related pages: XRT Catalogue entry | Download obs data | GCN Notices

BAT	00h 11m 04.08s, -32° 59′ 56.4″
position:	(2.7670, -32.9990 ± 180″)
XRT	No position available.
UVOT	No position available.
Galactic NHI:	1.39×100 cm-2
Galactic E(B-V):	0.014 mag

Best RA:	00h 11m 04.08s	= 2.7670 d
Best Dec:	-32° 59′ 56.4″	= -32.9990 d
Gal Lat:	-79.48
Gal Long:	356.57
Sun angle:	39.41°, 0.6 hr West

---

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

No SPER data received yet. Refresh this page to check again.

---

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Date reported	Source	Misc	Query
1.1′′	2.76667	-32.99889		GCN #29748	GRB 210403A: Swift detection of a burst
165.5′′	2.81300	-33.02400		GCN #29754	GRB 210403A: Swift-BAT refined analysis

---

Catalogue Searches. Searched 3.33′ around BAT 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
137.3	2.7266	-32.9815	2dFGRS TGS495Z063	B=18.908, R=17.958
137.9	2.7550	-33.0360	1RXS J001101.2-330209
148.8	2.7512	-33.0382	PMN J0010-3302
161.7	2.7760	-32.9547	2dFGRS TGS495Z056	B=19.480, R=18.717

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
137.9	2.7550	-33.0360	0.03577 +/- 0.01292	ROSAT
140.9	2.7554	-33.0369	0 +/- 0	ROSAT
140.9	2.7554	-33.0369	0.0443 +/- 0.0145	ROSAT

Queried the X-ray MASTER catalogue.

There are 3 X-ray sources within the position error. The full list is here.

* RA/Dec in equinox J2000

¹Energy band for count-rate is mission specific.

Galaxies

	RA*	Dec*	Redshift		Catalogue	Query
16.7	2.7725	-33.0000			NED
19.9	2.7675	-32.9936			NED
29.0	2.7575	-32.9986			NED
29.2	2.7621	-33.0058			NED
32.3	2.7688	-32.9902		B=21.0, R2=20.2	SSS
33.3	2.7650	-32.9900			NED
33.5	2.7687	-32.9897			NED
41.8	2.7533	-33.0003			NED
43.9	2.7817	-32.9992			NED
46.1	2.7617	-33.0111			NED

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

There are 223 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
30.6	2.7579	-33.0028	B2=21.2, R2=23.1	USNO-B1
32.7	2.7688	-32.9900	B2=20.6, R2=20.1	USNO-B1
49.5	2.7518	-32.9939	h=15.0, j=15.6, k=14.9	2MASS
50.0	2.7517	-32.9937	B2=19.8, I=16.9, R1=17.0, R2=17.9	USNO-B1
57.1	2.7683	-33.0148	B2=21.1, R2=19.9	USNO-B1
58.5	2.7530	-33.0102	B2=18.5, I=18.1, R1=18.2, R2=18.1	USNO-B1
62.7	2.7859	-32.9919	I=18.6, R1=18.1	USNO-B1
67.7	2.7876	-32.9917	B2=20.4, I=18.4, R1=18.1, R2=19.1	USNO-B1
69.7	2.7870	-33.0087	B2=16.8, I=14.6, R1=15.0, R2=15.2	USNO-B1
70.1	2.7871	-33.0088	h=13.8, j=14.4, k=13.9	2MASS

Queried USNO-B1, SDSS, 2MASS.

There are 66 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.