---
title: "Real-time planetary K-index (geomagnetic activity) with storm flag"
method: GET
path: "/v1/space/kp"
---

# Real-time planetary K-index (geomagnetic activity) with storm flag

`GET /v1/space/kp`

## Request

- Base URL: `https://data.greeneris.io` (the document declares no server; this is the origin it was published from)
- URL: `https://data.greeneris.io/v1/space/kp`
- Auth: none declared

Latest 1-minute estimated planetary Kp index from NOAA SWPC, with a boolean storm flag (estimated_kp >= threshold, default 5 = G1 storm). Query: ?last=1..60 (trailing minutes returned in 'series'), ?threshold=0..9. Signals GPS/GNSS degradation, satellite drag, HF blackouts and grid stress. 60s cache.

## Query parameters

- `last` integer
- `threshold` number

## Response `200`

Successful response

- unknown

---

[API](https://skmtc.dev/greeneris/apis/eu-verify.md) · [All operations](https://skmtc.dev/greeneris/apis/eu-verify/llms.txt) · [OpenAPI document](https://skmtc.dev/greeneris/apis/eu-verify/revisions/766cf4a67d8f?raw)