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2640

4U 1728-34

MJD 51746.24542 — 2000 Jul 21 5:53:24.1 — PCA — obs 50038-02-09-00R — (460/1173)

This page displays the lightcurve and parameters in MINBAR DR1 for this event (Galloway et al. 2020).

Click for table parameters or navigate to previous/next burst: < 2000 Jul 17 9:37:14.1 > 2000 Jul 24 17:23:19.1

⚠ (:html:) <script type="text/javascript" src="uploads/dygraph.min.js"> </script> <div id="graphdiv4" style="width:700px; height:320px;"> </div> <script type="text/javascript"> g4 = new Dygraph( document.getElementById("graphdiv4"), "uploads/MINBAR/bursts/2640_lc.csv", { showRoller: true, rollPeriod: 5, errorBars: true, ylabel: "PCA intensity (count/cm^2/s)", xlabel: "Time (s)", } ); </script> (:htmlend:)

This plot shows the segment of the 1-s binned lightcurve surrounding the event. Shaded regions indicate the error range for the count rate. The plot is resizeable; just click and drag on the figure area with the mouse. Double-click to restore the original shape. The figure in the box at the lower-left is the window size for the rolling average

References to other analyses of this burst: in 't Zand et al., (2017) (3807)

Table parameters

parametervalueunit
instrPCA 
obsid50038-02-09-00R 
time51746.24542MJD UT
calendar date2000 Jul 21 5:53:24.1UT
entry_obs16848 
bnum1 
xref81 
mult1 
angle32.10arcmin
vigcorr0.464 
sflagb 
rexp2.00 
rise2.00s
tau6.8± 0.4s
dur23.0± 1.2s
edt5.1± 0.1s
tdel92.3h
trec-h
perflx2.499± 0.0831e-9 erg/cm^2/s
alpha- 
bc- 
gamma0.8759 
sc0.915 
hc0.476 
s_z- 
pflux6.12± 0.06count/cm^2/s
fluen57.478± 1.585count/cm^2
bpflux109.38± 5.241e-9 erg/cm^2/s
kT3.40±0.08keV
rad8.7± 0.3km/d_10kpc
bfluen0.7378±0.02951e-6 erg/cm^2

Parameters from the MINBAR DR1 analysis for this burst; click here for a description of each parameter.

Time-resolved spectroscopy

Click here to download time-resolved spectral analysis for this burst

Time resolved spectral files are available for selected RXTE/PCA and BeppoSAX/WFC bursts only.

The file formats are described here.

Please report any issues with this page or the linked files to Duncan.Galloway@monash.edu

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Page last modified on April 06, 2026, at 09:17 AM