---
title: "Get Conjunction Message Encounter Plane By Id"
method: GET
path: "/encounter_plane/{cdm_id}"
tags: ["Plot"]
---

# Get Conjunction Message Encounter Plane By Id

`GET /encounter_plane/{cdm_id}`

Retrieve Encounter Plane Data for CDM by CDM ID.

## Path parameters

- `cdm_id` string, required — ID of conjunction message

## Response `200`

Successful Response

- PlanePointOrEllipse[]
  - `name` string, required
  - `x_km` number, required
  - `y_km` number, required
  - `angle_deg` number, nullable
  - `semi_major_km` number, nullable
  - `semi_minor_km` number, nullable

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/satcat/apis/satcat-service-api.md) · [All operations](https://skmtc.net/satcat/apis/satcat-service-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/satcat/satcat-service-api/revisions/afeec2546de3/schema)