2016ApJ...819...46L


Query : 2016ApJ...819...46L

2016ApJ...819...46L - Astrophys. J., 819, 46 (2016/March-1)

The influence of accretion rate and metallicity on thermonuclear bursts: predictions from Kepler models.

LAMPE N., HEGER A. and GALLOWAY D.K.

Abstract (from CDS):

Using the KEPLER hydrodynamics code, 464 models of thermonuclear X-ray bursters were performed across a range of accretion rates and compositions. We present the library of simulated burst profiles from this sample, and examine variations in the simulated light curve for different model conditions. We find that the recurrence time varies as a power law against accretion rate, and measure its slope while mixed H/He burning is occurring for a range of metallicities, finding the power law gradient to vary from η=1.1 to 1.24. We identify the accretion rates at which mixed H/He burning stops and a transition occurs to different burning regimes. We explore how varying the accretion rate and metallicity affects burst morphology in both the rise and tail.

Abstract Copyright:

Journal keyword(s): stars: neutron - X-rays: bursts

VizieR on-line data: <Available at CDS (J/ApJ/819/46): table4.dat>

Simbad objects: 10

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Number of rows : 10
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2024
#notes
1 V* UY Vol LXB 07 48 33.71 -67 45 07.7 16.10 17.00 16.9 16.7 17.05 ~ 618 0
2 V* QX Nor LXB 16 12 43.0 -52 25 23           ~ 905 1
3 V* V801 Ara LXB 16 40 55.5976953528 -53 45 04.948107156 17.50 18.20 17.5   17.07 ~ 870 1
4 RX J1709.5-2639 LXB 17 09 34 -26 39.9           ~ 122 0
5 NAME Rapid Burster LXB 17 33 24.61 -33 23 19.8           ~ 414 2
6 KS 1731-260 LXB 17 34 13.46 -26 05 18.6       22.8 20.9 ~ 417 0
7 IGR J17480-2446 LXB 17 48 04.831 -24 46 48.87           ~ 180 0
8 V* V4580 Sgr LXB 18 08 27.54 -36 58 44.3   16.81 16.51     ~ 984 0
9 V* NP Ser LXB 18 16 01.389 -14 02 10.62   18.8       K 642 2
10 V* V4634 Sgr LXB 18 29 28.2 -23 47 49 18.90 19.40 19     ~ 350 0

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