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GRB 200809B: Swift observation summary

GRB RA:15.941°
GRB Dec:-73.846°
GRB Err:5.0 arcmin
T0:2020-08-09 15:41:27 UT
Galactic:301.76° -43.25°
Galactic NH:2.50× 1021 cm-2
Galactic E(B-V):0.08326869
Sun distance:114.08°
Sun angle:8.27 [hr](West of Sun)
Moon distance:79.55°
Visibility of this field.
Data analysed so far:
  • ObsID: 00021026001 with 2.0 ks exposure.
  • ObsID: 00021026002 with 1.1 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.

Find an upper limit.

Sources found so far

So far 2 sources have been found in the XRT data. 1 sources match catalogued sources.

# RA (J2000) Dec (J2000) Err901 Detection
Dist from
Swift/BAT pos
Exposure Notes Vizier
01h 03m 19.09s -73° 50′ 44.1″ 4.5′′ Good 1.9′ 3.1 ks Vizier logo
01h 05m 35.62s -74° 00′ 05.3″ 5.2′′ Reasonable 12.0′ 2.4 ks Matches SIMBAD source: [FBR2002] J010536-740007, 5.5″ away. 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.


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