Viewing archive of Monday, 19 January 2026
Geophysical report
Solar and Geophysical Activity Summary 2026 Jan 19 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 019 Issued at 0245Z on 19 Jan 2026 This report is compiled from data received at SWO on 18 JanA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0136 0136 0136 120 0225 0225 0225 110 0455 0455 0455 110 0810 0810 0810 100 0817 0817 0817 120 1047 1047 1047 220 1243 1243 1243 110 1726 1726 1726 240 1727 1809 1851 4341 S11E20 X1.9 3b 3200 3200 II/IV 1808 1827 II 1946 1946 1948 180 2040 2040 2040 180 2253 2254 2254 220 2328 2328 2329 120
B. Proton Events
None
C. Geomagnetic Activity Summary
Field conditions were at quiet to
active levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 148 SSN 140 Afr/Ap 012/015 X-ray Background C1.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.2e+06 GT 10 MeV 1.5e+05 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.50e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 2 3 3 3 3 3 3 2 Planetary 3 4 3 2 2 3 4 3
F. Comments
None
All times in UTC
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Space weather facts
| Last X-flare | 2026/06/03 | X1.0 |
| Last M-flare | 2026/06/21 | M6.9 |
| Last geomagnetic storm | 2026/06/11 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| May 2026 | 101.4 +22.1 |
| June 2026 | 98.3 -3.1 |
| Last 30 days | 108.1 +9.3 |
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