---
title: "Get one Space Weather Geomagnetic Activity record by observed_at"
method: GET
path: "/v1/data/space-weather-geomagnetic-activity/{key}"
tags: ["Space Weather"]
---

# Get one Space Weather Geomagnetic Activity record by observed_at

`GET /v1/data/space-weather-geomagnetic-activity/{key}`

## Request

- Base URL: `https://api.aristocles.com.au` (the document declares no server; this is the origin it was published from)
- URL: `https://api.aristocles.com.au/v1/data/space-weather-geomagnetic-activity/{key}`
- Auth: none declared. Required headers: `X-API-Key`

Fetch a single Space Weather Geomagnetic Activity record by its `observed_at`.

**Example:** `GET /v1/data/space-weather-geomagnetic-activity/2026-01-01`

## Path parameters

- `key` string, required: The observed_at value to look up (case-insensitive).

## Headers

- `X-API-Key` string, required

## Response `200`

A single Space Weather Geomagnetic Activity record.

- unknown

## Other responses

- `404`: Not Found
- `422`: Validation Error

---

[API](https://skmtc.dev/aristocles/apis/aristocles-data-api.md) · [All operations](https://skmtc.dev/aristocles/apis/aristocles-data-api/llms.txt) · [OpenAPI document](https://skmtc.dev/aristocles/apis/aristocles-data-api/revisions/4ca3fbb73c59?raw)