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Product: Daily Forecast of Geomagnetic Activity
Issued: 2018 February 02 08:38UTC
Prepared by the Athens Space Weather Forecasting Center
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1. Solar activity
Solar activity was almost stable during the past 24 hours.
Solar Flux (10.7 cm) measured on 01.02.2018 at 20:00 UTC was 69 sfu.
The background X-Ray flux is at the class A2 level.
The geomagnetic field was at quiet levels on February 01.
No obviously Earth directed CMEs were observed in available LASCO imagery.
The Kp index now is at quiet levels with Kp=1.

2. Solar Wind Geomagnetic Activity
Solar Wind speed from ACE: 375 km/s.
Solar Wind speed from STEREO A: 550 km/s.
Solar Wind speed from STEREO B: --- km/s.
The southward component Bz is: 2 nT south.

3. Solar Energetic Particle Events
Protons and electrons are quiet.

4. Coronal Holes
A polar coronal hole on the northern hemisphere of the visible solar disk it is possible to affect Earth's magnetosphere on February 4-6.

5. Geophysical Activity Forecast
The geomagnetic field is expected to be at almost quiet levels on February 2-4.

   Date      Estimated Ap index      Expected geom. storm
2018.02.02           03                        -
2018.02.03           03                        -
2018.02.04           06                        -

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Athens Space Weather Forecasting Center
Physics Department, National & Kapodistrian University of Athens
Athens Neutron Monitor Station A.NE.MO.S
Tel.: +30 210 727 6901
email: spaceweather@phys.uoa.gr
URL: http://spaceweather.phys.uoa.gr
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