📊 NASA Solar Flux Index vs. USGS Seismic Activity
10-Year Empirical Dataset (2016–2026) | X-Axis Domain: Global USGS Earthquakes (M ≥ 5.0 count) | Y-Axis Range: NASA/NOAA F10.7 Solar Flux (sfu)
Source: USGS ComCat API & NASA OMNIweb
10-Yr Total USGS Earthquakes (M≥5.0)
18,708 Events
Solar Flux Peak (Solar Cycle 25)
172.1 sfu (2025)
Solar Flux Minimum (Cycle 24/25)
69.8 sfu (2019)
Pearson Correlation Coefficient (R)
+0.14 (Weak/None)
📋 Official USGS & NASA 10-Year Annual Data Summary
| Year | USGS Seismic Activity (M ≥ 5.0 Earthquakes) [X-Domain] | NASA Solar Flux Index (F10.7 sfu) [Y-Range] | Solar Cycle Phase |
|---|