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2480

4U 1728-34

MJD 51208.98525 — 1999 Jan 30 23:38:45.2 — PCA — obs 40033-06-03-01 — (281/1173)

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: < 1999 Jan 28 3:22:34.1 > 1999 Jan 31 22:02:00.1

⚠ (: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/2480_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: Galloway et al., (2003) (1303)

Table parameters

parametervalueunit
instrPCA 
obsid40033-06-03-01 
time51208.98525MJD UT
calendar date1999 Jan 30 23:38:45.2UT
entry_obs15798 
bnum1 
xref52 
mult1 
angle0.30arcmin
vigcorr0.995 
sflagd 
rexp3.00 
rise1.00s
tau5.8± 0.4s
dur17.1± 1.0s
edt4.6± 0.0s
tdel68.3h
trec-h
perflx3.468± 0.0161e-9 erg/cm^2/s
alpha- 
bc- 
gamma0.0808 
sc0.658 
hc0.656 
s_z1.580 
pflux4.05± 0.04count/cm^2/s
fluen29.002± 0.282count/cm^2
bpflux86.38± 5.701e-9 erg/cm^2/s
kT2.75±0.10keV
rad11.8± 0.7km/d_10kpc
bfluen0.4959±0.00471e-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 23, 2026, at 01:57 PM