Skip banner and navigation tools.

 |  site map

01

About these products.

Get another light curve.

Swift-XRT light curves of GRB 090727

Last updated after receiving ObsID 00358520026, version 16

Data were analysed using HEASOFT version 6.32

Rebin this light curve| About these products.

Jump to: Energy light curves | Count-rate light curves.

From 2016 March, the light curve plots support interactive zooming and exploring. See the jsPlot documentation for details.

280 snapshots of PC data are unreliable because no centroid could be determined. 12 bins are affected and have been hidden [Why does this matter?]. List affected times/bins.

Energy light curves

Flux Light Curve

For this burst, 1 count = 4.97 x 10-11 erg cm-2 (observed flux) (Automatic spectrum).

Note that this is an time-averaged conversion factor: the true value may evolve with time.

   [What is this?][View systematics and position variation]

Show plot axis controls.

—
—

Generate postscript plot | Data file.

This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. Working icon

Count-rate light curves

Basic Light Curve

   [What is this?][View systematics and position variation]

Show plot axis controls.

—
—

Generate postscript plot | Data file.

This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. Working icon

Detailed Light Curve

   [What is this?][View systematics and position variation]

Show plot axis controls.

—
—
—

Generate postscript plot | Data file.

This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. Working icon

Hardness Ratio

   [What is this?][View systematics and position variation]

Show plot axis controls.

—
—
—
—

Generate postscript plot | Data file.

This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. Working icon

DETX and systematic error

Hide this plot.

Show plot axis controls.

—
—
—
—

Generate postscript plot | Data file.

This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. This webpage uses the HTML <canvas> element, which your browser does not support. Please either view the old, no-canvas page or update your browser. Working icon

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.)