GRB 240819A: Swift observation summary

Mission:	SVOM/Eclairs
GRB RA:	310.909°
GRB Dec:	+49.689°
GRB Err:	10.4 arcmin
T0:	2024-08-19 02:35:21 UT
Galactic:	88.00° +4.41°
Galactic N_H:	7.78× 10²¹ cm^-2
Galactic E(B-V):	1.877109

Sun distance:	115.66°
Sun angle:	10.82 [hr] (East of Sun)
Moon distance:	69.71°
Visibility of this field.

Data analysed so far:

ObsID: 00021702001 with 2.0 ks exposure.

Source 2 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.

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Sources found so far

So far 2 sources have been found in the XRT data. 0 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from SVOM/Eclairs pos	Exposure
1 [details]	20h 44m 12.74s311.05310°	+49° 40′ 55.5″49.68207°	6.6′′	Good	5.6′	2.0 ks
Mean XRT rate: 3.4 (+2.0, -1.5) ×10^-3 ct s^-1 Peak XRT rate: 3.4 (+2.0, -1.5) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.59 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 10 (+6, -4) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 10 (+6, -4) ×10^-13 erg cm^-1s^-1 Products: Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?] Note: this is extragalactic sources only, whereas the GRB trigger is at b=4.41°
2 [details]	20h 43m 47.14s310.94643°	+49° 30′ 50.3″49.51396°	5.8′′	Good	10.6′	2.0 ks
Mean XRT rate: 1.11 (+0.35, -0.29) ×10^-2 ct s^-1 Peak XRT rate: 1.11 (+0.35, -0.29) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.04 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 4.4 (+1.4, -1.1) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 4.4 (+1.4, -1.1) ×10^-13 erg cm^-1s^-1 Products: Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?] Note: this is extragalactic sources only, whereas the GRB trigger is at b=4.41°

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.