GRB 211024A: Swift observation summary

Mission:	Swift/BAT
GRB RA:	28.053°
GRB Dec:	-6.973°
GRB Err:	6.0 arcmin
T0:	2021-10-24 01:34:11 UT
Galactic:	161.29° -65.21°
Galactic N_H:	1.88× 10²⁰ cm^-2
Galactic E(B-V):	0.02245315

Sun distance:	161.24°
Sun angle:	11.95 [hr](East of Sun)
Moon distance:	47.99°
Visibility of this field.

Data analysed so far:

ObsID: 00021464001 with 5.1 ks exposure.

About ToO analysis.

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Sources found so far

So far 6 sources have been found in the XRT data. 3 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Swift/BAT pos	Exposure	Notes
1 [details]	01h 51m 37.53s27.90637°	-06° 52′ 28.9″-6.87469°	3.1′′	Good	10.5′	3.7 ks	This source is affected by optical loading. Matches SIMBAD source: HD 11365, 1.7″ away.
Mean XRT rate: 9.8 (+2.0, -1.8) ×10^-3 ct s^-1 Peak XRT rate: 1.6 (+0.5, -0.4) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.51 (+0.31, -0.28) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 2.5 (+0.8, -0.7) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.2 [What is this?]
2 [details]	01h 51m 33.90s27.89124°	-07° 04′ 03.4″-7.06762°	3.2′′	Good	11.2′	5.1 ks	Matches known X-ray source: 1WGA J0151.5-0703 (from ROSAT/WGACAT), 5.2″ away.
Mean XRT rate: 1.23 (±0.20) ×10^-2 ct s^-1 Peak XRT rate: 1.5 (±0.4) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.0×10⁰ ct s^-1 (XRT equiv count-rate) Mean XRT flux: 3.0 (±0.5) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 3.6 (±0.9) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.1 [What is this?]
3 [details]	01h 51m 55.28s27.98032°	-06° 57′ 39.9″-6.96108°	9.0′′	Reasonable	4.4′	10.6 ks
Mean XRT rate: 1.3 (+0.6, -0.4) ×10^-3 ct s^-1 Peak XRT rate: 1.50 (+1.11, -0.75) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.04 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 5.9 (+2.6, -1.9) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 7 (+5, -3) ×10^-14 erg cm^-1s^-1 Products: Spectrum \| Expected serendipitous sources: ~0.3 [What is this?]
4 [details]	01h 52m 46.97s28.19571°	-07° 00′ 27.4″-7.00761°	2.7′′	Good	8.7′	9.8 ks	Matches SIMBAD source: PMN J0152-0700, 5.6″ away.
Mean XRT rate: 1.52 (±0.16) ×10^-2 ct s^-1 Peak XRT rate: 2.0 (±0.4) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.04 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 5.3 (±0.5) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 7.2 (±1.4) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.06 [What is this?]
5 [details]	01h 51m 33.14s27.88808°	-06° 57′ 04.2″-6.95117°	6.8′′	Poor	9.9′	5.1 ks
Mean XRT rate: 1.2 (+0.8, -0.6) ×10^-3 ct s^-1 Peak XRT rate: 1.2 (+0.8, -0.6) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.05 ct s^-1 (XRT equiv count-rate) Products: Expected serendipitous sources: ~0.08 [What is this?]
6 [details]	01h 52m 06.65s28.02772°	-07° 05′ 48.8″-7.09690°	7.5′′	Reasonable	7.6′	11.7 ks
Mean XRT rate: 2.1 (+0.6, -0.5) ×10^-3 ct s^-1 Peak XRT rate: 2.69 (+1.13, -0.89) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 4.4 (+1.4, -1.1) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 5.7 (+2.4, -1.9) ×10^-14 erg cm^-1s^-1 Products: Spectrum \| Expected serendipitous sources: ~0.6 [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.

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Exposure map

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FITS exposure map.