Viewing archive of Wednesday, 21 December 2022

Geophysical report

Solar and Geophysical Activity Summary 2022 Dec 21 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 355 Issued at 0245Z on 21 Dec 2022 This report is compiled from data received at SWO on 20 Dec
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0346 0403 0419  3169 S20W31 C2.3  Sf 1000                          
 1009 1009 1009                       170                           
 1121 1121 1121                       100                           
 1145 1146 1146                       120                           
 1359 1406 1414  3169 N20E45 M1.1  Sf                               
 1621 1621 1624  3163 S19W63       Sf 110                           
 1651 1652 1652                       100                           
 1728 1728 1728                       100                           
 1735 1735 1737                       120                           
 1808 1808 1808                       230                           
 1830 1830 1830                       100                           
 1839 1840 1842  3163 S19W64       Sf 170                           
 1849 1853 1856                       170                           
 2134 2134 2134                       110                           
 2156 2158 2158                       140                           
 2205 2205 2206                       130                           
 2237 2302 2328  3163 S20W31       Sf 610                           
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field was quiet, with an isolated unsettled period at the end of the day.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 146  SSN 119  Afr/Ap 005/005   X-ray Background C1.1
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.2e+05   GT 10 MeV 3.2e+04 p/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 1.40e+06 e/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 1 1 1 1 1 3 2 2 Planetary 1 1 1 0 0 1 2 3 
F. Comments
  None

All times in UTC

<< Go to daily overview page

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

Oulu, Rovaniemi, Sodankylä, Utsjoki
Kirkenes, Tromsø
Murmansk, Norilsk, Vorkuta
Kiruna, Luleå

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

Kuopio
Trondheim
Arkhangelsk
Sundsvall, Umeå

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

Tampere
Petrozavodsk, Surgut, Syktyvkar
The solar wind speed is currently moderately high (501.3 km/sec.)
The Disturbance Storm Time index predicts moderate storm conditions right now (-68nT)

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!

Donate SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

17:12 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 52GW at 18:01 UTC


00:54 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 113GW at 01:33 UTC


Tuesday, 18 March 2025
03:36 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 52GW at 04:37 UTC


Monday, 17 March 2025
21:15 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 20:59 UTC

alert


19:54 UTC - Solar flare

Moderate M1 flare

alert


Get instant alerts!

Space weather facts

Last X-flare2025/02/23X2.0
Last M-flare2025/03/14M1.1
Last geomagnetic storm2025/03/14Kp6- (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025136.6 -18
Last 30 days141.3 -16.7

This day in history*

Solar flares
12003M5.34
22003M2.33
32000M2.29
42003M2.23
52024M2.1
DstG
11989-106G3
22001-105G3
32015-99G1
41973-84G3
51990-67G2
*since 1994

Social networks