Skip banner and navigation tools.

 |  site map

GRB 210606A: Swift observation summary

Mission:Swift/BAT
GRB RA:170.904°
GRB Dec:+0.718°
GRB Err:4.0 arcmin
T0:2021-06-06 03:56:02 UT
Galactic:260.69° +56.21°
Galactic NH:3.34× 1020 cm-2
Galactic E(B-V):0.03362377
Sun distance:95.67°
Sun angle:6.43 [hr] (East of Sun)
Moon distance:141.74°
Visibility of this field.
Data analysed so far:
  • ObsID: 00021451001 with 2.2 ks exposure.
  • ObsID: 00021451002 with 3.2 ks exposure.
  • ObsID: 00021451003 with 1.9 ks exposure.

Source 1 has been manually confirmed as the GRB afterglow; data for this object are now available through the main GRB results area for this GRB.

About ToO analysis.

Probable afterglow details

A source was found which matches the afterglow criteria.

# RA (J2000) Dec (J2000) Err901 Detection
Flag2
Dist from
Swift/BAT pos
Exposure Notes Vizier
1
[details]
11h 23m 45.86s +00° 48′ 46.5″ 2.3′′ Good 6.1′ 10.4 ks The source is fading with 5.0-σ significance. Vizier logo

1 Radius, 90% confidence.
2 Indicates how likely the source is to be real. See the 2SXPS documentation.
* The position was enhanced using astrometry derived from the Swift UVOT.
The position was astrometrically corrected using the XRT sources and the 2MASS catalogue.


Find an upper limit.

Sources found so far

So far 13 sources have been found in the XRT data. 2 sources match catalogued sources.

# RA (J2000) Dec (J2000) Err901 Detection
Flag2
Dist from
Swift/BAT pos
Exposure Notes Vizier
1
[details]
11h 23m 45.86s +00° 48′ 46.5″ 2.3′′ Good 6.1′ 10.4 ks The source is fading with 5.0-σ significance. Vizier logo
2
[details]
11h 23m 08.01s +00° 37′ 45.8″ 6.7′′ Reasonable 9.0′ 10.4 ks Vizier logo
3
[details]
11h 23m 11.60s +00° 48′ 19.7″ 6.9′′ Good 8.2′ 10.4 ks This source may be affected by extended emission Vizier logo
4
[details]
11h 23m 16.57s +00° 36′ 51.8″ 7.2′′ Poor 8.0′ 10.4 ks Vizier logo
5
[details]
11h 23m 09.32s +00° 53′ 08.0″ 7.9′′ Reasonable 12.2′ 10.4 ks Vizier logo
6
[details]
11h 23m 41.33s +00° 39′ 42.3″ 7.0′′ Reasonable 3.5′ 10.4 ks Vizier logo
7
[details]
11h 23m 56.07s +00° 45′ 07.2″ 6.3′′ Poor 5.2′ 10.4 ks Vizier logo
8
[details]
11h 23m 11.28s +00° 37′ 44.9″ 7.9′′ Good 8.3′ 10.4 ks Matches known X-ray source: 2SXPS J112311.0+003742 (from 2SXPS), 4.5″ away.
Matches SIMBAD source: [VV2006] J112311.0+003745, 4.7″ away.
Vizier logo
9
[details]
11h 23m 50.80s +00° 36′ 57.1″ 7.7′′ Poor 7.0′ 10.4 ks Vizier logo
10
[details]
11h 23m 13.78s +00° 48′ 39.1″ 6.3′′ Good 8.0′ 10.4 ks This source may be affected by extended emission Vizier logo
11
[details]
11h 23m 15.36s +00° 44′ 01.2″ 6.1′′ Reasonable 5.5′ 10.4 ks Matches SIMBAD source: [VV2006] J112317.0+004358, 4″ away. Vizier logo
12
[details]
11h 23m 03.95s +00° 41′ 49.2″ 6.2′′ Poor 8.3′ 10.4 ks Vizier logo
13
[details]
11h 23m 07.58s +00° 44′ 55.1″ 6.7′′ Good 7.6′ 10.4 ks Vizier logo

1 Radius, 90% confidence.
2 Indicates how likely the source is to be real. See the 1SXPS documentation.
* The position was enhanced using astrometry derived from the Swift UVOT.
The position was astrometrically corrected using the XRT sources and the 2MASS catalogue.


Image

Select image style: Draggable PNG | JS9.

FITS image.

Image of all observations processed so far

Exposure map

FITS exposure map.

Exposure map of all observations processed so far