Publié: 2018 May 19 1230 UTC
Quiet conditions (<50% probability of C-class flares)
Quiet (A<20 and K<4)
Quiet
| Flux de 10 cm | Ap | |
|---|---|---|
| 19 May 2018 | 069 | 007 |
| 20 May 2018 | 069 | 007 |
| 21 May 2018 | 069 | 007 |
No active regions on the visible solar disc. No C-class flares in past 24 h and the situation is not expected to change.
No Earth directed Coronal Mass Ejections (CMEs) have been detected. Solar protons have remained at background levels over the past 24 h.
The solar wind speed at L1 is at 410 km /s with interplanetary magnetic field magnitude of 4 nT. Geomagnetic conditions have been quiet and are expected to remain so.
Estimation du nombre international de taches solaires (ISN) pour aujourd'hui : 000, sur la base de 13 stations.
| Nombre de Wolf, observé par Catania | /// |
| Flux solaire à 10 cm | 069 |
| AK Chambon La Forêt | 006 |
| AK Wingst | 008 |
| Ap estimé | 005 |
| Nombre international de taches solaires estimé | 000 - Basé sur 31 stations |
| Jour | Commencer | Max | Fin | Loc | Force | OP | 10cm | Catania/NOAA | Types de sursaut radio | |
|---|---|---|---|---|---|---|---|---|---|---|
| Aucun | ||||||||||
Données fournies par le Solar Influences Data analysis Center© - SIDC - Traité par SpaceWeatherLive
Toutes les heures sont indiquées en UTC
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 17/01/2026 | M1.1 |
| Dernier orage géomagnétique | 17/01/2026 | Kp5+ (G1) |
| Jours sans taches solaires | |
|---|---|
| Dernier jour sans taches solaires | 08/06/2022 |
| Nombre mensuel moyen de taches solaires | |
|---|---|
| décembre 2025 | 124 +32.2 |
| janvier 2026 | 100.6 -23.4 |
| 30 derniers jours | 106.1 -0.7 |