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runmond - frontend to the rmond program
runmond [parameter=value]
runmond is a frontend to N-MODY, a parallel code for collisionless
N-body simulations in modified Newtonian dynamics (see also Ciotti, Nipoti,
Londrillo 2006) The input file is a standard NEMO snapshot, except that
all masses are taken equal to that of the first particle. All output is
accumulated in a run directory, as specified with outdir=. See the detailed
description in the N-MODY users guide for their meaning. Particle positions
and velocities are dumped one per snapshot, and can be converted back to
NEMO files with modysnap(1NEMO)
.
The following parameters are
recognized in any order if the keyword is also given:
- in=
- Input snapshot.
No default. All masses are assumed equal the first one found in the snapshot.
Conversion to the format required by rmond is done by snapmody(1NEMO)
. No
Default.
- outdir=
- Run directory in which all files produced by N-MODY are
placed. No default.
- out=
- Output snapshot file name if to convert the
moutXX.bin files back to a nemo file. Unless an absolute pathname is given,
this file is placed in the outdir. Default: not used.
- nr=
- some help [128]
- nth=
- some help [64]
- nph=
- some help [128]
- lmax=
- some help
[32]
- model=
- reads particles on mout00.bin file (where n=id_new) **do
- mond_ind=
- 0=Newtonian, 1=MOND, 2=deepMOND [1]
- spl_ord=
- some help [2]
- rmap=
- some help [1]
- a0=
- some help [1.0]
- dt_iter=
- some help
[0.3]
- scale=
- some help [1.0]
- iter_max=
- some help [30]
- tol=
- some help [5]
- new=
- some help [0]
- id_new=
- index to read from for
initial conditions [0]
- nout=
- some help [10]
- iene=
- some help [5]
- mrate=
- some help [10]
- tmax=
- some help [10.0]
- dt_min=
- some help
[1.e-5]
- cfl=
- some help [0.3]
- lp_ord=
- some help [2]
The
default 2,048,000 particle distribution takes about 32 minutes to integrate
1 timeunit.
snapmody(1NEMO), modysnap(1NEMO), snapshot(5NEMO)
N_MODY_userguide.pdf
Ciotti, Nipoti, Londrillo (2006ApJ...640..741C)
http://urania.bo.astro.it/nipoti/astrophysics/codes/nmody.htm
Peter Teuben
26-Feb-09 V1.0 Created PJT
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