GRB 241115A: Swift observation summary

Mission:	Swift-BAT
GRB RA:	86.765°
GRB Dec:	-0.662°
GRB Err:	3.0 arcmin
T0:	2024-11-15 13:18:25 UT
Galactic:	206.04° -14.59°
Galactic N_H:	1.88× 10²¹ cm^-2
Galactic E(B-V):	0.9418479

Sun distance:	139.87°
Sun angle:	9.61 [hr](West of Sun)
Moon distance:	46.02°
Visibility of this field.

Data analysed so far:

ObsID: 01267921000 with 0.8 ks exposure.
ObsID: 01267921001 with 1.8 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.

Probable afterglow details

A source was found which matches the afterglow criteria.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Swift-BAT pos	Exposure	Notes	Vizier
1 [details]	05h 47m 04.92s86.77052°	-00° 40′ 24.9″-0.67358°	3.7′′	Good	0.8′	2.7 ks	The source is fading with 4.4-σ significance. The source is 4.2-σ above the RASS limit.
Mean XRT rate: 0.202 (+0.017, -0.016) ct s^-1 Peak XRT rate: 1.7 (±0.4) ct s^-1 RASS PSPC 3-σ upper limit: 0.09 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.27 (±0.10) ×10^-11 erg cm^-1s^-1 Peak XRT flux: 1.06 (±0.24) ×10^-10 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?] Note: this is extragalactic sources only, whereas the GRB trigger is at b=-14.59°

¹ Radius, 90% confidence.
² Indicates how likely the source is to be real. See the 2SXPS 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.

Find an upper limit.

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 Swift-BAT pos	Exposure	Notes
1 [details]	05h 47m 04.92s86.77052°	-00° 40′ 24.9″-0.67358°	3.7′′	Good	0.8′	2.7 ks	The source is fading with 4.4-σ significance. The source is 4.2-σ above the RASS limit.
Mean XRT rate: 0.202 (+0.017, -0.016) ct s^-1 Peak XRT rate: 1.7 (±0.4) ct s^-1 RASS PSPC 3-σ upper limit: 0.09 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.27 (±0.10) ×10^-11 erg cm^-1s^-1 Peak XRT flux: 1.06 (±0.24) ×10^-10 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?] Note: this is extragalactic sources only, whereas the GRB trigger is at b=-14.59°
2 [details]	05h 47m 05.03s86.77097°	-00° 32′ 03.2″-0.53422°	7.9′′	Poor	7.7′	2.7 ks
Mean XRT rate: 2.6 (+1.6, -1.2) ×10^-3 ct s^-1 Peak XRT rate: 2.6 (+1.6, -1.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 467.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.73 (+1.09, -0.80) ×10^-10 erg cm^-1s^-1 Peak XRT flux: 1.73 (+1.09, -0.80) ×10^-10 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=-14.59°

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.