GRB 190409A: Swift observation summary

Mission:	Swift/BAT
GRB RA:	324.921°
GRB Dec:	-46.607°
GRB Err:	3.0 arcmin
T0:	2019-04-09 13:01:21 UT
Galactic:	352.35° -47.81°
Galactic N_H:	1.95× 10²⁰ cm^-2
Galactic E(B-V):	0.02205436

Sun distance:	71.69°
Sun angle:	3.53 [hr] (West of Sun)
Moon distance:	111.71°
Visibility of this field.

Data analysed so far:

ObsID: 00897653000 with 2.8 ks exposure.

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 Flag²	Dist from Swift/BAT pos	Exposure	Notes
1 [details]	21h 40m 07.82s325.03260°	-46° 36′ 23.0″-46.60639°	7.7′′	Good	4.6′	2.8 ks
Mean XRT rate: 4.3 (+1.8, -1.4) ×10^-3 ct s^-1 Peak XRT rate: 4.3 (+1.8, -1.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Expected serendipitous sources: ~0.08 [What is this?]
2 [details]	21h 39m 59.84s324.99935°	-46° 43′ 50.0″-46.73055°	2.8′′	Good	8.1′	2.8 ks	Matches known X-ray source: 1RXS J213959.2-464351 (from ROSAT/RASSFSC), 5.0111277952205″ away. Matches SIMBAD source: 1RXS J213959.2-464351, 5″ away.
Mean XRT rate: 1.35 (±0.28) ×10^-2 ct s^-1 Peak XRT rate: 1.35 (±0.28) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.10 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 3.6 (±0.7) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 3.6 (±0.7) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.06 [What is this?]

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

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FITS image.

Exposure map

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FITS exposure map.