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GRB 181013A: Swift observation summary

Mission:Swift/BAT
GRB RA:207.601°
GRB Dec:+40.179°
GRB Err:3.0 arcmin
T0:2018-10-13 02:39:29 UT
Galactic:83.60° +72.14°
Galactic NH:9.06× 1019 cm-2
Galactic E(B-V):0.009038793
Sun distance:48.67°
Sun angle:0.63 [hr] (East of Sun)
Moon distance:69.05°
Visibility of this field.
Data analysed so far:
  • ObsID: 00866783000 with 0.2 ks exposure.
  • ObsID: 00866783001 with 6.9 ks exposure.
  • ObsID: 00866783002 with 5.0 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]
13h 50m 36.51s +40° 06′ 30.3″ 1.4′′ Good 4.8′ 16.6 ks The source is fading with 7.0-σ significance.
The source is 7.0-σ above the RASS limit.
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 30 sources have been found in the XRT data. 7 sources match catalogued sources.

# RA (J2000) Dec (J2000) Err901 Detection
Flag2
Dist from
Swift/BAT pos
Exposure Notes Vizier
1
[details]
13h 50m 36.51s +40° 06′ 30.3″ 1.4′′ Good 4.8′ 16.6 ks The source is fading with 7.0-σ significance.
The source is 7.0-σ above the RASS limit.
Vizier logo
2
[details]
13h 50m 02.55s +40° 22′ 09.2″ 5.6′′ Good 12.1′ 14.2 ks Matches known X-ray source: 1RXS J135002.0+402217 (from ROSAT/RASSFSC), 10.06034040776″ away.
Matches SIMBAD source: SDSS J135002.97+402212.2, 5.8″ away.
Vizier logo
3
[details]
13h 51m 10.90s +40° 04′ 21.7″ 6.9′′ Good 11.0′ 10.9 ks Vizier logo
4
[details]
13h 50m 53.37s +40° 04′ 27.9″ 5.7′′ Poor 8.4′ 16.3 ks Vizier logo
5
[details]
13h 50m 43.88s +40° 13′ 17.4″ 6.1′′ Good 4.5′ 16.6 ks Matches SIMBAD source: SDSS J135043.60+401317.7, 3.2″ away. Vizier logo
6
[details]
13h 50m 08.97s +40° 07′ 11.7″ 7.2′′ Poor 4.6′ 16.6 ks Matches known X-ray source: 1WGA J1350.1+4007 (from ROSAT/WGACAT), 28.774624096878″ away. Vizier logo
7
[details]
13h 50m 23.77s +40° 15′ 36.0″ 10.4′′ Poor 4.9′ 16.6 ks Matches SIMBAD source: 2MASX J13502372+4015418, 6.1″ away. Vizier logo
8
[details]
13h 50m 22.70s +40° 20′ 20.2″ 6.9′′ Poor 9.6′ 16.6 ks Vizier logo
9
[details]
13h 50m 14.80s +40° 05′ 48.1″ 5.1′′ Good 5.3′ 16.6 ks Vizier logo
10
[details]
13h 50m 11.55s +40° 22′ 28.7″ 6.9′′ Poor 12.0′ 16.6 ks Vizier logo
11
[details]
13h 50m 26.68s +40° 08′ 14.4″ 10.0′′ Poor 2.5′ 16.6 ks Vizier logo
12
[details]
13h 50m 38.28s +40° 11′ 56.9″ 7.6′′ Poor 2.9′ 16.6 ks Matches SIMBAD source: FIRST J135038.0+401153, 3.8″ away. Vizier logo
13
[details]
13h 49m 33.20s +40° 14′ 47.7″ 6.6′′ Poor 10.6′ 16.6 ks Vizier logo
14
[details]
13h 50m 49.72s +40° 11′ 15.4″ 6.2′′ Poor 4.9′ 16.6 ks Vizier logo
15
[details]
13h 49m 34.92s +40° 07′ 31.3″ 7.2′′ Poor 10.0′ 16.6 ks Vizier logo
16
[details]
13h 50m 04.64s +40° 08′ 50.7″ 5.4′′ Reasonable 4.2′ 16.6 ks Matches SIMBAD source: GALEX 2687006328700801321, 2.3″ away. Vizier logo
17
[details]
13h 50m 57.65s +40° 14′ 06.5″ 6.4′′ Reasonable 7.2′ 16.6 ks Vizier logo
18
[details]
13h 50m 29.48s +40° 22′ 44.4″ 7.4′′ Poor 12.0′ 10.0 ks Vizier logo
19
[details]
13h 50m 20.37s +40° 00′ 45.3″ 6.3′′ Poor 10.0′ 14.4 ks Vizier logo
20
[details]
13h 51m 11.54s +40° 13′ 33.5″ 5.6′′ Reasonable 9.5′ 16.3 ks Vizier logo
21
[details]
13h 50m 13.60s +40° 07′ 35.9″ 8.0′′ Poor 3.7′ 16.6 ks Vizier logo
22
[details]
13h 50m 04.38s +40° 18′ 49.4″ 6.2′′ Reasonable 8.9′ 16.6 ks Vizier logo
23
[details]
13h 49m 52.03s +40° 06′ 28.5″ 6.2′′ Poor 7.5′ 16.6 ks Matches SIMBAD source: NVSS J134952+400622, 6.9″ away. Vizier logo
24
[details]
13h 49m 28.64s +40° 07′ 25.7″ 9.8′′ Poor 11.1′ 12.9 ks Vizier logo
25
[details]
13h 51m 14.82s +40° 17′ 23.8″ 5.9′′ Poor 11.7′ 15.3 ks Vizier logo
26
[details]
13h 50m 00.31s +40° 08′ 05.4″ 8.2′′ Poor 5.3′ 16.6 ks Vizier logo
27
[details]
13h 49m 46.40s +40° 11′ 26.1″ 6.2′′ Reasonable 7.3′ 16.6 ks Vizier logo
28
[details]
13h 50m 17.66s +40° 14′ 46.9″ 5.4′′ Good 4.2′ 16.6 ks Vizier logo
29
[details]
13h 50m 00.76s +40° 03′ 10.9″ 5.8′′ Reasonable 8.8′ 16.6 ks Vizier logo
30
[details]
13h 49m 59.45s +40° 11′ 27.4″ 6.7′′ Poor 4.8′ 16.6 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