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GRB 220218A: Swift observation summary

Mission:Swift-BAT
GRB RA:133.830°
GRB Dec:+31.984°
GRB Err:3.0 arcmin
T0:2022-02-18 22:28:59 UT
Galactic:192.40° +39.05°
Galactic NH:2.01× 1020 cm-2
Galactic E(B-V):0.02642723
Sun distance:153.27°
Sun angle:10.77 [hr](East of Sun)
Moon distance:49.99°
Visibility of this field.
Data analysed so far:
  • ObsID: 01093860002 with 3.9 ks exposure.
  • ObsID: 01093860003 with 4.3 ks exposure.
  • ObsID: 01093860004 with 4.5 ks exposure.

About ToO analysis.

Find an upper limit.

Sources found so far

So far 16 sources have been found in the XRT data. 4 sources match catalogued sources.

# RA (J2000) Dec (J2000) Err901 Detection
Flag2
Dist from
Swift-BAT pos
Exposure Notes Vizier
1
[details]
08h 55m 04.94s +31° 51′ 48.0″ 7.3′′ Good 7.8′ 12.7 ks Vizier logo
2
[details]
08h 54m 33.55s +31° 58′ 01.5″ 6.9′′ Reasonable 9.7′ 12.7 ks Vizier logo
3
[details]
08h 55m 24.48s +31° 59′ 35.6″ 7.0′′ Poor 1.2′ 12.7 ks Matches SIMBAD source: SDSS J085523.95+315934.6, 6.7″ away. Vizier logo
4
[details]
08h 55m 15.63s +31° 58′ 44.3″ 6.3′′ Good 0.8′ 12.7 ks Vizier logo
5
[details]
08h 54m 43.98s +31° 56′ 55.4″ 6.2′′ Poor 7.8′ 12.7 ks Vizier logo
6
[details]
08h 55m 16.17s +31° 57′ 59.7″ 7.3′′ Poor 1.2′ 12.7 ks This source may be affected by extended emission Vizier logo
7
[details]
08h 54m 50.00s +32° 06′ 56.3″ 6.3′′ Reasonable 10.0′ 12.7 ks Matches SIMBAD source: SDSS J085449.76+320652.3, 4.9″ away. Vizier logo
8
[details]
08h 54m 35.39s +31° 51′ 34.2″ 8.7′′ Poor 11.9′ 12.7 ks Vizier logo
9
[details]
08h 55m 15.90s +31° 55′ 42.4″ 7.5′′ Good 3.4′ 12.7 ks Vizier logo
10
[details]
08h 55m 16.67s +31° 54′ 42.8″ 7.6′′ Reasonable 4.4′ 12.7 ks Vizier logo
11
[details]
08h 54m 56.25s +32° 07′ 45.9″ 6.6′′ Poor 10.0′ 12.7 ks Vizier logo
12
[details]
08h 54m 42.37s +32° 00′ 05.2″ 4.8′′ Good 7.9′ 12.7 ks Matches SIMBAD source: HD 76035, 1.3″ away. Vizier logo
13
[details]
08h 54m 39.92s +31° 56′ 42.3″ 5.9′′ Poor 8.7′ 12.7 ks Vizier logo
14
[details]
08h 54m 50.78s +32° 05′ 22.3″ 5.8′′ Good 8.7′ 12.7 ks Matches SIMBAD source: [VV2006] J085450.5+320518, 5.3″ away. Vizier logo
15
[details]
08h 55m 27.19s +32° 01′ 37.8″ 6.1′′ Poor 3.1′ 12.7 ks Vizier logo
16
[details]
08h 55m 11.50s +32° 03′ 30.1″ 8.1′′ Reasonable 4.8′ 12.7 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