Viewing archive of Friday, 28 July 2023

Geophysical report

Solar and Geophysical Activity Summary 2023 Jul 28 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 209 Issued at 0245Z on 28 Jul 2023 This report is compiled from data received at SWO on 27 Jul
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0028 0039 0049  3380 S11E24 C6.6  Sf 130                           
 0134 0135 0136                       240                           
 0231 0231 0232                       170                           
 0335 0335 0335                       130                           
 0944 0951 0958  3376 N21W88 M1.9  Sf                               
 2204 2234 2305  3388 S21E68 M1.7  Sf                               
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field was at quiet levels
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 165  SSN 154  Afr/Ap 007/006   X-ray Background C1.8
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 2.3e+05   GT 10 MeV 2.0e+04 p/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 1.50e+07 e/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 2 2 2 2 2 3 2 2 Planetary 2 2 1 1 1 2 2 2 
F. Comments
  None

All times in UTC

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

62%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/05/15X2.9
Last M-flare2024/05/19M1.6
Last geomagnetic storm2024/05/17Kp6 (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2024136.5 +31.6
May 2024157.5 +21
Last 30 days168.7 +50.9

This day in history*

Solar flares
12002X3.07
22001M9.22
32023M8.96
42002M7.2
52002M6.81
ApG
1198143G2
2195639G2
3202332G2
4202124G1
5198430G1
*since 1994

Social networks