| Parameter Name | 
Units | 
Type | 
Default | 
Description | 
| L | 
  | 
double | 
0.0 | 
length | 
| FREQUENCY | 
  | 
double | 
2856000000 | 
frequency | 
| PHASE | 
  | 
double | 
0.0 | 
phase | 
| EZ | 
  | 
double | 
0.0 | 
electric field | 
| ACCURACY | 
  | 
double | 
0.0001 | 
integration accuracy | 
| X_MAX | 
  | 
double | 
0.0 | 
x half-aperture | 
| Y_MAX | 
  | 
double | 
0.0 | 
y half-aperture | 
| DX | 
  | 
double | 
0.0 | 
misalignment | 
| DY | 
  | 
double | 
0.0 | 
misalignment | 
| KX | 
  | 
double | 
0.0 | 
horizontal wave number | 
| BETA_WAVE | 
  | 
double | 
1 | 
(phase velocity)/c | 
| BSOL | 
  | 
double | 
0.0 | 
solenoid field | 
| ALPHA | 
  | 
double | 
0.0 | 
field attenuation factor | 
| PHASE_REFERENCE | 
  | 
long | 
0 | 
phase reference number (to link with other time-dependent elements) | 
| N_STEPS | 
  | 
long | 
100 | 
number of kicks | 
| METHOD | 
  | 
STRING | 
runge-kutta | 
integration method (runge-kutta, bulirsch-stoer, non-adaptive runge-kutta, modified midpoint) | 
| FIDUCIAL | 
  | 
STRING | 
t,median | 
{t p},{median min max ave first light} (e.g., "t,median") |