Skip to content

Add admonition to clarify the sign of the gz in gravity inversion #56

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: main
Choose a base branch
from
Open
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
17 changes: 17 additions & 0 deletions notebooks/03-gravity/inv_gravity_anomaly_3d.ipynb
Original file line number Diff line number Diff line change
Expand Up @@ -383,6 +383,23 @@
"The SimPEG [Data](xref:simpeg#simpeg.data.Data) class is required for inversion and connects the observed data, uncertainties and survey geometry."
]
},
{
"cell_type": "markdown",
"metadata": {
"execution": {
"iopub.execute_input": "2025-06-02T16:23:34.738628Z",
"iopub.status.busy": "2025-06-02T16:23:34.738355Z",
"iopub.status.idle": "2025-06-02T16:23:34.744628Z",
"shell.execute_reply": "2025-06-02T16:23:34.743489Z",
"shell.execute_reply.started": "2025-06-02T16:23:34.738604Z"
}
},
"source": [
":::{important}\n",
"SimPEG uses a right-handed xyz coordinate system in which the z axis points _upward_. When defining the `Data` object for a gravity inversion we must check that the `dobs` array contains the **upward** component of the gravity acceleration due to anomalous bodies.\n",
":::"
]
},
{
"cell_type": "code",
"execution_count": 8,
Expand Down
Loading