Viewing archive of Thursday, 17 July 2014
Daily bulletin on solar and geomagnetic activity from the SIDC
Issued: 2014 Jul 17 1249 UTC
SIDC Forecast
Solar flares
Quiet conditions (<50% probability of C-class flares)
Geomagnetism
Quiet (A<20 and K<4)
Solar protons
Quiet
| 10cm flux | Ap | |
|---|---|---|
| 17 Jul 2014 | 092 | 007 |
| 18 Jul 2014 | 090 | 007 |
| 19 Jul 2014 | 090 | 007 |
Bulletin
No C-class flares in past 24 hours. The X-ray flux background is at the B-level. There is only one spotted region, and it is decaying. No significant activity is expected. Solar wind and geomagnetic conditions are quiet, no changes foreseen. The ALL-QUIET-ALERT issued yesterday remains valid.
Today's estimated international sunspot number (ISN): 000, based on 21 stations.Solar indices for 16 Jul 2014
| Wolf number Catania | /// |
| 10cm solar flux | 092 |
| AK Chambon La Forêt | 008 |
| AK Wingst | 006 |
| Estimated Ap | 004 |
| Estimated international sunspot number | 007 - Based on 34 stations |
Noticeable events summary
| Day | Begin | Max | End | Loc | Strength | OP | 10cm | Catania/NOAA | Radio burst types | |
|---|---|---|---|---|---|---|---|---|---|---|
| None | ||||||||||
Provided by the Solar Influences Data analysis Center© - SIDC - Processed by SpaceWeatherLive
All times in UTC
Latest news
M8.1 solar flare with earth-directed CME
X1.9 solar flare, Coronal hole faces Earth
X4.0 solar flare
Latest forum messages
Support SpaceWeatherLive.com!
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!
Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 109.4 +22.7 |