Viewing archive of Sunday, 30 April 2023

Geophysical report

Solar and Geophysical Activity Summary 2023 Apr 30 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 120 Issued at 0245Z on 30 Apr 2023 This report is compiled from data received at SWO on 29 Apr
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0000 0000 0027  3288 S20W19       1f 140                           
 0113 0116 0118                       120                           
 0123 0123 0125                       100                           
 0341 0342 0342                       310                           
 0835 0836 0836                       180                           
 1220 1220 1222                       290                           
 1315 1324 1332  3288 S20W27 C5.1  Sf 120                           
 1556 1556 1557                       170                           
 1604 1605 1605                       150                           
 2301 2303 2309  3288 S19W36       Sf 540                           
B. Proton Events
None
C. Geomagnetic Activity Summary
Field conditions were at unsettled to active levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 156  SSN 082  Afr/Ap 018/021   X-ray Background C1.4
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 3.7e+05   GT 10 MeV 2.2e+04 p/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 4.00e+08 e/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 4 3 4 3 4 4 2 2 Planetary 4 3 4 4 4 4 3 3 
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!

100%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/11/06X2.3
Last M-flare2024/11/07M2.3
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024194.5 +28.1
Last 30 days160.1 +7.7

This day in history*

Solar flares
12013X1.59
22001X1.3
32000X1.07
42001M6.04
52000M4.14
DstG
12004-374G4
21991-280G4
31998-149G4
41961-78G2
51999-73G1
*since 1994

Social networks