GRB 241002B: Swift observation summary

Mission:	Fermi/GBM
GRB RA:	328.319°
GRB Dec:	-58.948°
GRB Err:	5 arcsec
T0:	2024-10-02 06:14:18 UT
Galactic:	334.24° -45.88°
Galactic N_H:	2.73× 10²⁰ cm^-2
Galactic E(B-V):	0.03318916

Sun distance:	109.82°
Sun angle:	9.33 [hr] (East of Sun)
Moon distance:	113.87°
Visibility of this field.

Data analysed so far:

ObsID: 00021721001 with 2.7 ks exposure.

Source 4 has been manually confirmed as the GRB afterglow; data for this object are now available through the main GRB results area for this GRB.

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Sources found so far

So far 4 sources have been found in the XRT data. 0 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Fermi/GBM pos	Exposure
1 [details]	21h 53m 30.97s328.37906°	-59° 07′ 30.5″-59.12515°	6.3′′	Good	10.8′	4.0 ks
Mean XRT rate: 5.2 (+1.8, -1.4) ×10^-3 ct s^-1 Peak XRT rate: 6.3 (+2.3, -1.8) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.10 (+0.38, -0.29) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.3 (+0.5, -0.4) ×10^-13 erg cm^-1s^-1 Products: Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
2 [details]	21h 54m 40.87s328.67029°	-58° 54′ 01.1″-58.90032°	6.5′′	Good	11.2′	2.4 ks
Mean XRT rate: 3.0 (+1.9, -1.4) ×10^-3 ct s^-1 Peak XRT rate: 3.0 (+1.9, -1.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.04 ct s^-1 (XRT equiv count-rate) Products: Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
3 [details]	21h 54m 44.99s328.68744°	-58° 52′ 31.1″-58.87530°	12.6′′	Good	12.2′	0 s
Mean XRT rate: undetermined ct s^-1 Peak XRT rate: undetermined ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Products: Enhanced position \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
4 [details]	21h 53m 16.82s328.32010°	-58° 56′ 49.6″-58.94711°	3.2′′	Good	3.8′′	4.0 ks
Mean XRT rate: 1.88 (±0.26) ×10^-2 ct s^-1 Peak XRT rate: 2.8 (±0.6) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.05 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 8.0 (±1.1) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.18 (±0.24) ×10^-12 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.00×10⁺⁰ [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.