PVANodes ▸ Generators ▸ Tracer
Trace Multi Domain
Traces field lines across two domains, through a coronal Tracer and a heliospheric Tracer joined at an interface radius.
Inputs
| Port | Accepts | Required | Description |
|---|---|---|---|
cor | generator(tracer) | required | Tracer for the coronal domain |
hel | generator(tracer) | required | Tracer for the heliospheric domain |
Parameter ports
Added from the Parameters pane (⊕). While connected, each drives its parameter.
| Port | Accepts | Mode | Description |
|---|---|---|---|
lpsLaunch points | primitive(array) dataset(stack) dataset(grid) | opt-in | Launch points for the traced lines; replaces the n/r lattice while connected |
buffer_size | primitive(number) | opt-in drives buffer_size | Drives the Max Steps / Line parameter while connected |
r0 | primitive(number) | opt-in drives r0 | Drives the Inner Boundary parameter while connected |
r1 | primitive(number) | opt-in drives r1 | Drives the Outer Boundary parameter while connected |
atol | primitive(number) | opt-in drives atol | Drives the Boundary Tolerance (atol) parameter while connected |
maxiter | primitive(number) | opt-in drives maxiter | Drives the Max Recross Iterations parameter while connected |
r_interface | primitive(number) | opt-in drives r_interface | Drives the Interface Radius parameter while connected |
helio_shift | primitive(number) | opt-in drives helio_shift | Drives the Heliospheric Phi Shift parameter while connected |
rtol | primitive(number) | opt-in drives rtol | Drives the Interface Tolerance (rtol) parameter while connected |
Outputs
dataset(stack)
Parameters
The Parameters pane shows only the parameters relevant to the current settings.
| Parameter | Kind | Default | Choices / range | Unit | Notes |
|---|---|---|---|---|---|
Launch Points (n)n | int | 100 | 1 to 100000 | ||
Launch Radiusr | float | 1.05 | 1 to | R_sun | |
Max Steps / Linebuffer_size | int | 2000 | 10 to | ⇄ port | |
Line Valuesvalues | choice | none | none | polarity | length | ||
Inner Boundaryr0 | float | none | 0 to | PSI_rsun | ⇄ port |
Outer Boundaryr1 | float | none | 0 to | PSI_rsun | ⇄ port |
Boundary Tolerance (atol)atol | float | 0.01 | 0 to | PSI_rsun | ⇄ port |
Max Recross Iterationsmaxiter | int | 10 | 1 to | ⇄ port | |
Interface Radiusr_interface | float | 30 | 1 to | R_sun | ⇄ port |
Heliospheric Phi Shifthelio_shift | float | 0 | deg | ⇄ port | |
Interface Tolerance (rtol)rtol | float | 1e-05 | 0 to | ⇄ port |