Viewing archive of Thursday, 30 July 1998
Geophysical report
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 211 Issued at 0245Z on 30 JUL 1998 This report is compiled from data received at SWO on 29 JULA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1026 1026 1026 180
B. Proton Events
C. Geomagnetic Activity Summary
D. Stratwarm
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 120 SSN 115 AFR/AP 006/006 X-RAY BACKGROUND B2.2 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 2.1E+05 GT 10 MEV 1.6E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 3.80E+06 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 2 3 2 1 1 1 0 1 PLANETARY 2 3 2 2 2 3 3 3
F. Comments
None
All times in UTC
Latest news
X4.0 solar flare
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Latest alerts
21:51 UTC - Solar flare
Moderate M1.33 flare from sunspot region 4274
21:36 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.33)
20:30 UTC - Solar flare
Moderate M1.37 flare from sunspot region 4274
20:15 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.37)
X4.0 solar flare
A X4.0 (R3-strong) solar flare peaked at 08:30 UTC this morning. It was of course departing sunspot region 4274 which has been the source of so many solar flares and even geomagnetic storms this past week that provided the fireworks.
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| Spotless days | |
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| Monthly mean Sunspot Number | |
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