Viewing archive of Saturday, 23 January 1999

Geophysical report

Solar and Geophysical Activity Summary 1999 Jan 23 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 023 Issued at 0245Z on 23 JAN 1999 This report is compiled from data received at SWO on 22 JAN
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0654 0654 0654                       130
0736 0736 0738                       100
0914 0919 0925       N19W13 C3.5  SF 400
0932 0932 0933                       120
0936 0936 0936                       250
1138 1138 1139                       710
1705 1724 1736  8440 N19W44 M1.4  SF        70
B. Proton Events
None
C. Geomagnetic Activity Summary
QUIET TO ACTIVE
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 178  SSN 141  AFR/AP 012/010   X-RAY BACKGROUND C1.8
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 5.4E+06   GT 10 MEV 3.4E+05 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 2.70E+06 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 1 1 1 1 3 4 3 3 PLANETARY 1 1 0 1 3 4 3 3
F. Comments
  None


<< 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!

12%

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2020/02/19Kp5 (G1)
Number of spotless days in 2020:77
Current stretch spotless days:6

This day in history*

Solar flares
12001X2.3
22002M8.2
32002M1.6
42000C8.6
52000C8.2
ApG
1199439G1
2201534G1
3199526G1
4200323
5200019
*since 1994

Social networks