extern_binary
Module
Description
- This module contains routines relating to the computation
of a gravitational force/potential from a central binary system (adapted from a routine by Graham Wynn)
- References:
None
- Owner:
Daniel Price
- Runtime parameters:
accradius1 : accretion radius of primary
accradius2 : accretion radius of secondary (if iexternalforce=binary)
eps_soft1 : Plummer softening of primary
eps_soft2 : Plummer softening of secondary
mass2 : m2 of central binary system (if iexternalforce=binary)
ramp : ramp up mass of secondary over first 5 orbits?
- Dependencies:
dump_utils, infile_utils, io, physcon
Quick access
- Variables:
a0
,accradius1
,accradius2
,accretedmass1
,accretedmass2
,direction
,eps_soft1
,eps_soft2
,mass1
,mass2
,mass2_temp
,ramp
,surface_force
,x1
,x2
,y1
,y2
- Routines:
binary_accreted()
,binary_force()
,binary_posvel()
,read_headeropts_externbinary()
,read_options_externbinary()
,update_binary()
,write_headeropts_externbinary()
,write_options_externbinary()
Variables
- extern_binary/a0 [real,public/optional/default=0.0]
- extern_binary/accradius1 [real,public/optional/default=0.5]
- extern_binary/accradius2 [real,public/optional/default=0.5]
- extern_binary/accretedmass1 [real,public/optional/default=0.0]
- extern_binary/accretedmass2 [real,public/optional/default=0.0]
- extern_binary/direction [real,public/optional/default=0.0]
- extern_binary/eps_soft1 [real,public/optional/default=0.0]
- extern_binary/eps_soft2 [real,public/optional/default=0.0]
- extern_binary/mass1 [real,public/optional/default=1.0]
- extern_binary/mass2 [real,public/optional/default=0.001]
- extern_binary/mass2_temp [real,private]
- extern_binary/ramp [logical,public/optional/default=.false.]
- extern_binary/surface_force [logical,public/optional/default=.false.]
- extern_binary/x1 [real,private]
- extern_binary/x2 [real,private]
- extern_binary/y1 [real,private]
- extern_binary/y2 [real,private]
Subroutines and functions
- subroutine extern_binary/binary_force(xi, yi, zi, ti, fxi, fyi, fzi, phi)
- Parameters:
xi [real,in]
yi [real,in]
zi [real,in]
ti [real,in]
fxi [real,out]
fyi [real,out]
fzi [real,out]
phi [real,out]
- subroutine extern_binary/binary_posvel(ti, posmh, vels)
- Parameters:
ti [real,in]
posmh (10) [real,out]
vels (6) [real,out]
- Called from:
- function extern_binary/binary_accreted(xi, yi, zi, mi, ti)
- Parameters:
xi [real,in]
yi [real,in]
zi [real,in]
mi [real,in]
ti [real,in]
- Return:
binary_accreted [logical]
- subroutine extern_binary/write_options_externbinary(iunit)
- Parameters:
iunit [integer,in]
- Use :
- subroutine extern_binary/read_options_externbinary(name, valstring, imatch, igotall, ierr)
- Parameters:
name [character,in]
valstring [character,in]
imatch [logical,out]
igotall [logical,out]
ierr [integer,out]
- Use :
io
(fatal()
,error()
)
- subroutine extern_binary/write_headeropts_externbinary(hdr, time, ierr)
- Parameters:
hdr [dump_h,inout]
time [real,in]
ierr [integer,out]
- Use :
- Call to: