Viewing archive of Sunday, 1 February 1998

Solar activity report

Report of Solar-Geophysical Activity 1998 Feb 01 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 032 Issued at 2200Z on 01 FEB 1998

IA. Analysis of Solar Active Regions and Activity from 31-2100Z to 01-2100Z

SOLAR ACTIVITY WAS VERY LOW. ONLY A SINGLE, MINOR, UNCORELATED B1 X-RAY BURST WAS DETECTED. THE VISIBLE DISK REMAINED QUIET AND STABLE.
IB. Solar Activity Forecast
SOLAR ACTIVITY IS EXPECTED TO REMAIN VERY LOW FOR THE ENTIRE FORECAST PERIOD. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 31/2100Z TO 01/2100Z: THE GEOMAGNETIC FIELD WAS QUIET TO UNSETTLED AT ALL LATITUDES.
IIB. Geophysical Activity Forecast
THE GEOMAGNETIC FIELD IS EXPECTED TO REMAIN QUIET.
III. Event Probabilities 02 FEB to 04 FEB
Class M01%01%01%
Class X01%01%01%
Proton01%01%01%
PCAFGREEN
IV. Penticton 10.7 cm Flux
  Observed       01 FEB 091
  Predicted   02 FEB-04 FEB  092/090/088
  90 Day Mean        01 FEB 097
V. Geomagnetic A Indices
OBSERVED AFR/AP 31 JAN  010/009
ESTIMATED AFR/AP 01 FEB  010/010
PREDICTED AFR/AP 02 FEB-04 FEB  005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 02 FEB to 04 FEB
A. Middle Latitudes
Active15%15%10%
Minor storm05%05%05%
Major-severe storm01%02%01%
B. High Latitudes
Active15%15%15%
Minor storm05%05%05%
Major-severe storm01%01%01%

<< Go to daily overview page

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!

79%

Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
Last geomagnetic storm2020/04/20Kp5 (G1)
Spotless days
Last 365 days295 days
2020157 days (72%)
Last spotless day2020/07/20

This day in history*

Solar flares
12001M4.9
21999M1.9
32003M1.7
42001M1.7
51999M1.5
ApG
1201142G4
2201934G1
3200025G1
4200121G1
5201616
*since 1994

Social networks