CMR Header

CCMC Metadata Registry (CMR)

Menu Page

Go to:

 CMR: View Simulation Run Info

ENLIL/2.9e/RT/TEMPLATE

Run Description 

SimulationRun Metadata Template for ENLIL 2.9e version near real-time runs

Simulation Time:

Simulation Start Time:
Simulation End Time:
Time Step in second:
Simulation Time Description:
Simulation Time Caveats:

Temporal Dependence (whether the outputs of the simulation code are time-dependent?): true

Regions:

Heliosphere
Sun

Simulation Domain :

Contacts :

List of Run Input Parameter Grouping and their associated properties :

Name Description Caveats Properties
Region and Grid Parameters 
Region and Grid Parameters
Name Label Description Caveats Units Default Value or Actual Value Valid Min Valid Max
reg reg 
Computational region
 AU 2 1 10
res res 
Numerical grid resolution (options: low, med, high)
 res is related to nx (resolution factor), res=low set nx=1, res=med set nx=2, res=high set nx=4 low
nblk nblk 
Number of computational blocks
 1
x1l x1l 
Inner boundary
 AU 0.1
x1r x1r 
Outer boundary
 AU 1.1 1 11
x2l x2l 
Minimum co-latitude
 latitude grid settings: -60 to -60 degrees set x2l=30 x2r=150 n2=30 (default); -66 to 66 degrees set x2l=24 x2r=156 n2=33; -70 to 70 degrees set x2l=20 x2r=160 n2=35; -70 to 70 degrees set x2l=14 x2r=166 n2=38; degree 30
x2r x2r 
Maximum co-latitude
 latitude grid settings: -60 to -60 degrees set x2l=30 x2r=150 n2=30 (default); -66 to 66 degrees set x2l=24 x2r=156 n2=33; -70 to 70 degrees set x2l=20 x2r=160 n2=35; -70 to 70 degrees set x2l=14 x2r=166 n2=38; degree 150
nx nx 
Grid resolution factor
 res is related to nx (resolution factor), res=low set nx=1, res=med set nx=2, res=high set nx=4 1
n1 n1 
No. of basic X1-grid points
 n1, n2, n3 should not be changed via interface, we can change on our end. We must also change x1l,x1r,x2l,x2r,x3l,x3r in order to preserve the same grid resolution size (4 deg, 2 deg, 1 deg) in delta(theta) and delta(phi). 192
n2 n2 
No. of basic X2-grid points
 n1, n2, n3 should not be changed via interface, we can change on our end. We must also change x1l,x1r,x2l,x2r,x3l,x3r in order to preserve the same grid resolution size (4 deg, 2 deg, 1 deg) in delta(theta) and delta(phi) 30
n3 n3 
No. of basic X3-grid points
 n1, n2, n3 should not be changed via interface, we can change on our end. We must also change x1l,x1r,x2l,x2r,x3l,x3r in order to preserve the same grid resolution size (4 deg, 2 deg, 1 deg) in delta(theta) and delta(phi) 90
numo numo 
Numerical model setting (options: mcp1umn1cd, mcp1van2cd)
 mcp1van2cd
x3l x3l 
Minimum longitude
 deg 0 0
x3r x3r 
Maximum longitude
 deg 360 360
CME parameters 
CME parameters
Name Label Description Caveats Units Default Value or Actual Value Valid Min Valid Max
cmefile cmefile 
Transient data file
 null
cld cld 
Hydrodynamic cloud conditions setting
 d4t1x1
ncmes ncmes 
Number of simulated CMEs; ncmes=-1 (use cmefile); ncmes>=1 (explicitly list); ncmes=0 (ambient run)
 -1
vcldmin vcldmin 
Minimum cloud velocity
 km/s 0 0
dcld dcld 
Cloud density / fast stream density
 4 0.5 10
tcld tcld 
Cloud temperature / fast stream temperature
 1
xcld xcld 
Cloud trailing elongation over spherical shape
 1 0.5 10
radcav radcav 
Cavity radius / cloud radius
 0 0 0.9
dcav dcav 
Cavity density / fast stream density
 1 0.5 8
tcav tcav 
Cavity temperature / fast stream temperature
 4 0.25 8
ncld ncld 
Cloud geometric shape (1=piston,2=spheroid,3=sphere)
 2 1 3
Ambient wind conditions parameters 
Ambient wind conditions parameters
Name Label Description Caveats Units Default Value or Actual Value Valid Min Valid Max
cordata cordata 
Coronal data subdirectory
 null
corfile corfile 
Coronal data file (custom or full rotation file)
 null
amb amb 
Ambient wind conditions setting
a8b1
corobs corobs 
Observatory name (options: gongb, gongz, mdi, mwo, nso)
 gongb
cr cr 
Carrington Rotation number
 null
obsdate obsdate 
Use observations of this date (yyyy-mm-ddThh)
 null
vfast vfast 
Radial flow velocity of fast stream
 km/s 700 200 700
vslow vslow 
Radial flow velocity of slow stream
 km/s 200
vrfast vrfast 
Reduction of the maximum flow velocity
 km/s 25
vrslow vrslow 
Reduction of the minimum flow velocity (km/s)
 km/s 75
bfast bfast 
Radial magnetic field of fast stream
 nT 500 300 500
dfast dfast 
Number density at the inner boundary
 cm-3 125 125 1000
tfast tfast 
Mean temperature at the inner boundary
 MK 1.5 0.2 1.5
xalpha xalpha 
Fraction of alpha particles (rel. to protons)
 0.05
bndrot bndrot 
Rotation of the inner boundary (sidereal | synodic)
 synodic
runpar runpar 
Gamma and heating parameters (options: g53q5, g15q0, g53q0)
 g53q5
bscl bscl 
Magnetic field scaling factor
 default=2 except GONG default=6 2 1 6
cormode cormode 
Coronal data mode (options: single, multi)
null
tlast tlast 
Last input data (h)
Applies to both inner boundary map input files and CME input files tstop 0 tstop
bmean bmean 
Radial magnetic field of mean stream (nT)
400
Restart Parameters 
Restart Parameters
Name Label Description Caveats Units Default Value or Actual Value Valid Min Valid Max
resdate resdate 
Restart computation from this date (null | yyyy-mm-ddThh)
 null
resgrd resgrd 
Restart computation from this grid
 null
resbnd resbnd 
Restart computation from this boundary
 null
Simulation Time Parameters 
Simulation Time Parameters
Name Label Description Caveats Units Default Value or Actual Value Valid Min Valid Max
tstop tstop 
Stop computation at this time
 vutime 120
tstep tstep 
3D output timestep
 vutime 6
vutime vutime 
Time unit scale factor
 second 3600
tstart tstart 
Start computation at this time
 For run setup, tstart is set for reg=1 (default=-240 hours). This is then multiplied by the actual region used to compute the final tstart. vutime -240

Run Access Information :

Keyword(s) :

Linked to Parent Spase Resource(s) (example: SimulationModel) :

spase://CCMC/SimulationModel/ENLIL/2.9e

List of Publications Referencing this Run :

CMR Footer

Curator: Chiu Wiegand | NASA Official: Dr. Masha Kuznetsova | Privacy and Security Notices | Accessibility | CCMC Data Collection Consent Agreement