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Swift-XRT light curves of GRB 250309B/IceCube-250309A — Source 15

Last updated at 2025-03-11 at 12:21:19 UTC

01

The source position (in the XRT co-ordinate frame) used for these products was: RA (J2000.0) = 210.8008 degrees, Dec (J2000.0) =-8.5029 degrees.

Rebin this light curve

Binned to constant counts/bin

3 snapshots of PC data are unreliable because no centroid could be determined. 2 bins are affected and have been hidden [Why does this matter?]. List affected times/bins.

Flux Light Curve

The counts-to-flux conversion is 3.9967440204176E-11 erg cm-2 ct-1, from the automatic spectral fit.

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Basic Light Curve

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Detailed Light Curve

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Hardness Ratio

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Data products

Download all light curve files for this burst: [tar file][gzipped tar file][zip file].

Or download individual files: (Includes systematic error. Includes data with no WT centroid.)