GRB 241018A: Swift observation summary

Mission:	SVOM/ECLAIRs
GRB RA:	67.990°
GRB Dec:	+43.030°
GRB Err:	4.0 arcmin
T0:	2024-10-18 11:54:34 UT
Galactic:	159.86° -3.48°
Galactic N_H:	4.04× 10²¹ cm^-2
Galactic E(B-V):	0.7236821

Sun distance:	128.96°
Sun angle:	9.02 [hr](West of Sun)
Moon distance:	37.03°
Visibility of this field.

Data analysed so far:

ObsID: 00021724001 with 1.9 ks exposure.
ObsID: 00021724002 with 1.7 ks exposure.

About ToO analysis.

Find an upper limit.

Sources found so far

So far 6 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]	04h 31m 59.15s67.99646°	+43° 01′ 10.6″43.01961°	4.4′′	Good	0.7′	3.7 ks
Mean XRT rate: 8.5 (+2.6, -2.2) ×10^-3 ct s^-1 Peak XRT rate: 8.5 (+2.6, -2.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 3.27 (+1.00, -0.84) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 3.27 (+1.00, -0.84) ×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=-3.48°
2 [details]	04h 31m 11.14s67.79641°	+42° 55′ 17.9″42.92165°	6.5′′	Good	10.7′	3.7 ks
Mean XRT rate: 5.9 (+2.0, -1.6) ×10^-3 ct s^-1 Peak XRT rate: 5.9 (+2.0, -1.6) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.12 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 4.5 (+1.5, -1.2) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 4.5 (+1.5, -1.2) ×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=-3.48°
3 [details]	04h 31m 53.68s67.97366°	+43° 08′ 47.9″43.14664°	5.5′′	Good	7.0′	3.7 ks
Mean XRT rate: 5.3 (+1.7, -1.4) ×10^-3 ct s^-1 Peak XRT rate: 5.3 (+1.7, -1.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.06 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 2.1 (+0.7, -0.6) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 2.1 (+0.7, -0.6) ×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=-3.48°
4 [details]	04h 31m 55.88s67.98285°	+43° 07′ 23.7″43.12324°	6.3′′	Good	5.6′	3.7 ks
Mean XRT rate: 3.8 (+1.4, -1.2) ×10^-3 ct s^-1 Peak XRT rate: 3.8 (+1.4, -1.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 6.0 (+2.3, -1.9) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 6.0 (+2.3, -1.9) ×10^-14 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=-3.48°
5 [details]	04h 32m 06.43s68.02679°	+43° 04′ 46.4″43.07956°	7.3′′	Poor	3.4′	3.7 ks
Mean XRT rate: 1.82 (+1.08, -0.80) ×10^-3 ct s^-1 Peak XRT rate: 1.82 (+1.08, -0.80) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.20 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 3.0 (+1.8, -1.3) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 3.0 (+1.8, -1.3) ×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=-3.48°
6 [details]	04h 32m 38.77s68.16154°	+43° 10′ 17.5″43.17153°	6.4′′	Good	11.3′	3.7 ks
Mean XRT rate: 3.0 (+1.5, -1.2) ×10^-3 ct s^-1 Peak XRT rate: 3.0 (+1.5, -1.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?] Note: this is extragalactic sources only, whereas the GRB trigger is at b=-3.48°

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.

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Exposure map

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FITS exposure map.