GRB 220730A: Swift observation summary

Mission:	Swift-BAT
GRB RA:	225.021°
GRB Dec:	-69.497°
GRB Err:	3.0 arcmin
T0:	2022-07-30 15:48:54 UT
Galactic:	313.83° -9.39°
Galactic N_H:	1.40× 10²¹ cm^-2
Galactic E(B-V):	0.1697752

Sun distance:	108.99°
Sun angle:	6.34 [hr] (East of Sun)
Moon distance:	99.44°
Visibility of this field.

Data analysed so far:

ObsID: 01118357001 with 5.7 ks exposure.
ObsID: 01118357002 with 5.0 ks exposure.

Source 5 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 14 sources have been found in the XRT data. 1 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Swift-BAT pos	Exposure	Notes
1 [details]	14h 59m 39.66s224.91526°	-69° 33′ 14.4″-69.55401°	6.4′′	Reasonable	4.1′	11.2 ks
Mean XRT rate: 6.6 (+3.9, -2.9) ×10^-4 ct s^-1 Peak XRT rate: 6.6 (+3.9, -2.9) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.04 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.5 (+0.9, -0.7) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 1.5 (+0.9, -0.7) ×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=-9.39°
2 [details]	14h 59m 11.30s224.79707°	-69° 21′ 43.3″-69.36202°	7.5′′	Poor	9.4′	11.2 ks
Mean XRT rate: 2.0 (+0.6, -0.5) ×10^-3 ct s^-1 Peak XRT rate: 2.0 (+0.6, -0.5) ×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=-9.39°
3 [details]	14h 59m 28.50s224.86874°	-69° 36′ 17.2″-69.60477°	6.4′′	Good	7.2′	11.2 ks
Mean XRT rate: 1.5 (+0.5, -0.4) ×10^-3 ct s^-1 Peak XRT rate: 1.5 (+0.5, -0.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.06 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 7.9 (+2.9, -2.3) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 7.9 (+2.9, -2.3) ×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=-9.39°
4 [details]	14h 59m 18.93s224.82886°	-69° 33′ 19.9″-69.55552°	6.3′′	Good	5.3′	11.2 ks
Mean XRT rate: 3.0 (±0.7) ×10^-3 ct s^-1 Peak XRT rate: 3.4 (±1.0) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 7.6 (+1.8, -1.6) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 8.5 (±2.4) ×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=-9.39°
5 [details]	15h 00m 03.43s225.01428°	-69° 29′ 45.4″-69.49594°	6.6′′	Good	9.3′′	11.2 ks
Mean XRT rate: 10 (+6, -4) ×10^-4 ct s^-1 Peak XRT rate: 10 (+6, -4) ×10^-4 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=-9.39°
6 [details]	15h 01m 39.02s225.41259°	-69° 23′ 00.2″-69.38338°	8.1′′	Good	10.7′	9.3 ks
Mean XRT rate: 2.3 (+0.8, -0.6) ×10^-3 ct s^-1 Peak XRT rate: 2.3 (+0.8, -0.6) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.04 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 4.1 (+1.4, -1.1) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 4.1 (+1.4, -1.1) ×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=-9.39°
7 [details]	15h 00m 17.98s225.07492°	-69° 29′ 26.9″-69.49079°	7.3′′	Good	1.2′	11.2 ks
Mean XRT rate: 2.1 (±0.6) ×10^-3 ct s^-1 Peak XRT rate: 2.1 (±0.6) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.08 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 9.9 (±2.7) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 9.9 (±2.7) ×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=-9.39°
8 [details]	14h 59m 51.71s224.96544°	-69° 32′ 20.2″-69.53895°	7.4′′	Good	2.8′	11.2 ks
Mean XRT rate: 2.0 (±0.6) ×10^-3 ct s^-1 Peak XRT rate: 2.0 (±0.6) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.17 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.8 (±0.5) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.8 (±0.5) ×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=-9.39°
9 [details]	15h 01m 29.81s225.37421°	-69° 31′ 18.1″-69.52171°	6.4′′	Poor	7.6′	11.2 ks
Mean XRT rate: 7 (+4, -3) ×10^-4 ct s^-1 Peak XRT rate: 7 (+4, -3) ×10^-4 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=-9.39°
10 [details]	14h 59m 45.52s224.93968°	-69° 36′ 43.7″-69.61213°	6.6′′	Poor	7.1′	11.2 ks
Mean XRT rate: 10 (+5, -4) ×10^-4 ct s^-1 Peak XRT rate: 10 (+5, -4) ×10^-4 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=-9.39°
11 [details]	14h 59m 11.47s224.79780°	-69° 31′ 44.8″-69.52910°	6.5′′	Good	5.1′	11.2 ks	Matches SIMBAD source: HD 131708, 3.4″ away.
Mean XRT rate: 1.5 (+0.5, -0.4) ×10^-3 ct s^-1 Peak XRT rate: 1.5 (+0.5, -0.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.05 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 3.3 (+1.2, -1.0) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 3.3 (+1.2, -1.0) ×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=-9.39°
12 [details]	15h 00m 54.71s225.22797°	-69° 28′ 24.6″-69.47349°	6.2′′	Poor	4.6′	11.2 ks
Mean XRT rate: 8 (+5, -4) ×10^-4 ct s^-1 Peak XRT rate: 8 (+5, -4) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 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=-9.39°
13 [details]	15h 00m 29.41s225.12253°	-69° 31′ 04.4″-69.51789°	5.9′′	Poor	2.5′	11.2 ks
Mean XRT rate: 9 (±4) ×10^-4 ct s^-1 Peak XRT rate: 9 (±4) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.27 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.2 (+0.6, -0.5) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.2 (+0.6, -0.5) ×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=-9.39°
14 [details]	15h 00m 31.89s225.13285°	-69° 23′ 07.5″-69.38542°	6.9′′	Poor	7.1′	11.2 ks
Mean XRT rate: 10 (+5, -4) ×10^-4 ct s^-1 Peak XRT rate: 10 (+5, -4) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.06 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 3.1 (+1.5, -1.1) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 3.1 (+1.5, -1.1) ×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=-9.39°

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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FITS exposure map.