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NASA solar flares in Duaer

In Duaer: NASA DONKI: recent solar flares with class, peak time, source location, and active region. One successful search uses 1 credit.

What you get

Duaer NASA solar flares lists flares from the NASA DONKI database, newest first. Class runs A, B, C, M, X; M and X flares can disturb radio and GPS. Duaer holds the upstream API key; you only send your Duaer key.

Pick Duaer Data → NASA solar flares in the node creator, or open the data market. Related: Space weather alerts, Planetary Kp index.

When to use it

  • Check whether a strong flare happened this week.
  • List X-class flares of the last three months.

When not to use it

Search on the canvas

  1. Open the node creator and pick Duaer Data → NASA solar flares.
  2. Fill Last Days (such as 30). Optional: Minimum Class (C, M, or X).
  3. Limit defaults to 10, max 20. Execute.

A search uses 1 credit only when it returns rows. No rows, wrong input, or an upstream failure uses 0.

Call the API

  • GET https://api.duaer.com/v1/data/solar-flares?days=30
  • Authorization: Bearer <Duaer key>

The call skill below matches Copy skill in the Duaer data market, with parameters, examples, and result fields.

Call skill

Same text as Copy skill.

---
name: duaer-solar-flares
description: >-
  Duaer NASA solar flares. NASA DONKI: recent solar flares with class, peak time, source location, and active region.
  One successful search uses 1 Duaer credit.
---

# Duaer NASA solar flares

Duaer NASA solar flares lists flares from the NASA DONKI database, newest first. Class runs A, B, C, M, X; M and X flares can disturb radio and GPS. Duaer holds the upstream API key; you only send your Duaer key.

## When to use

- Check whether a strong flare happened this week.
- List X-class flares of the last three months.

## When not to use

- Official alerts and warnings. Use https://skills.duaer.com/space-weather.md.
- Geomagnetic storm level. Use https://skills.duaer.com/kp-index.md.

## Call

`GET https://api.duaer.com/v1/data/solar-flares?days=30`

Header: `Authorization: Bearer <Duaer key>`

Use an account key or a model API key.

Get a Duaer key: https://skills.duaer.com/keys.md

## Parameters

Provide `days` or `minClass`.

- `days` — Optional. Flares in the last N days, 1 to 90. Default 30.
- `minClass` — Optional. `C`, `M`, or `X`.
- `limit` — Optional. Rows to return, from 1 to 20. Default 10.

## Examples

- `GET https://api.duaer.com/v1/data/solar-flares?days=30` — flares of the last 30 days.
- `GET https://api.duaer.com/v1/data/solar-flares?days=90&minClass=M` — M and X flares of the last 90 days.

## Result

The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:

- `flareId`, `classType` — DONKI id and class such as M1.2.
- `beginTime`, `peakTime`, `endTime` — UTC times.
- `sourceLocation`, `activeRegion` — position on the Sun and NOAA region.
- `instruments` — instruments that saw it.

Fields without a value are left out.

## Credits

A search that returns at least one row uses 1 credit.
An empty search, a search that finds nothing, or a failed search uses 0.
Wrong input returns 400 with a message and uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.

## Related

- https://skills.duaer.com/space-weather.md — Duaer Space weather alerts
- https://skills.duaer.com/kp-index.md — Duaer Planetary Kp index

Questions

How many credits does a NASA solar flares search use in Duaer?

One credit when Duaer returns rows. A search with no rows or an error uses 0.

What do the classes in Duaer NASA solar flares mean?

Classes go A, B, C, M, X, each about ten times stronger. M and X flares can disturb radio and GPS.

In this section

Get started

Space weather alerts in Duaer

In Duaer: Alerts, watches, and warnings from the NOAA Space Weather Prediction Center: geomagnetic storms, solar radiation, and radio blackouts. One successful search uses 1 credit.

Get started

Planetary Kp index in Duaer

In Duaer: NOAA planetary Kp index in three-hour steps: recent observed geomagnetic activity or the three-day forecast, with storm level. One successful search uses 1 credit.