Viewing archive of Monday, 27 February 2023

Geophysical report

Solar and Geophysical Activity Summary 2023 Feb 27 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 058 Issued at 0245Z on 27 Feb 2023 This report is compiled from data received at SWO on 26 Feb
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0110 0110 0110                       560                           
 0121 0121 0121                       1100                          
 0152 0152 0152                       1900                          
 0311 0311 0311                       1600                          
 0556 0556 0556                       120                           
 0611 0611 0611                       110                           
 0723 0723 0723                       150                           
 0816 0816 0816                       530                           
 0821 0822 0822                       460                           
 0959 0959 0959                       860                           
 1235 1235 1236                       130                           
 1345 1345 1345                       110                           
 1446 1446 1446                       150                           
 1457 1457 1457                       130                           
 1557 1557 1557                       360                           
 1603 1603 1603                       150                           
 1832 1832 1832                       110                           
 1833 1833 1834                       100                           
 1859 1900 1900                       170                           
B. Proton Events
The greater than 10 MeV proton flux exceeded the 10 pfu event threshold. A peak flux of 58 pfu was observed at 26/0440 UTC.
C. Geomagnetic Activity Summary
The geomagnetic field was quiet to minor storm levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 159  SSN 120  Afr/Ap 018/022   X-ray Background C1.6
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.7e+08   GT 10 MeV 2.8e+06 p/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 2.20e+06 e/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder ? ? ? ? ? ? ? ? Planetary 3 2 3 4 2 1 5 5 
F. Comments
  None.

All times in UTC

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Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Fairbanks, AK
Norilsk, Vorkuta
The solar wind speed is currently moderately high (515.3 km/sec.)
The strength of the interplanetary magnetic field is moderate (13.96nT), the direction is slightly South (-1.37nT).
A southern hemisphere coronal hole was detected in an earth-facing position on Tuesday, 25 February 2025

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Latest alerts

06:15 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 05:53 UTC

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Tuesday, 25 February 2025
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