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Solar wind
speed: 456.0 km/sec
density: 1.7 protons/cm3
more data: ACE, DSCOVR
Updated: Today at 1146 UT

X-ray Solar Flares
6-hr max: B1 0549 UT Feb24
24-hr: B9 0255 UT Feb24
explanation | more data
Updated: Today at: 1150 UT
Daily Sun: 24 Feb 22


These sunspots have simple, stable magnetic fields that pose no threat for strong flares. Credit: SDO/HMI
Current Auroral Oval:


Planetary K-index
Now: Kp= 2 quiet
24-hr max: Kp= 3 quiet
explanation | more data

Interplanetary Mag. Field
Btotal: 3.6 nT
Bz: 2.9 nT north
more data: ACE, DSCOVR
Updated: Today at 1145 UT
Coronal Holes: 24 Feb 22



Solar wind flowing from this equatorial coronal hole could reach Earth on Feb. 28-March 1. Credit: SDO/AIA
Solar wind
speed: 384.2 km/sec
density: 5.6 protons/cm3
Updated: Today at 0916 UT

X-ray Solar Flares
6-hr max: B3 0555 UT Feb26
24-hr: C5 2140 UT Feb25
Updated: Today at: 0920 UT
Daily Sun: 26 Feb 22


These two sunspots have simple, stable magnetic fields that pose no threat for strong flares. Credit: SDO/HMI
Current Auroral Oval:

Planetary K-index
Now: Kp= 1 quiet
24-hr max: Kp= 2 quiet
explanation | more data

Interplanetary Mag. Field
Btotal: 3.6 nT
Bz: 3.0 nT north
more data: ACE, DSCOVR
Updated: Today at 0915 UT
Coronal Holes: 26 Feb 22



Solar wind flowing from this equatorial coronal hole could reach Earth on Feb. 28-March 1. Credit: SDO/AIA
SOLAR WIND, INCOMING: A stream of solar wind is approaching Earth. Estimated time of arrival: Feb. 28th. The gaseous material is flowing from an irregular hole in the sun's atmosphere, and could spark Arctic auroras when it reaches our planet.
Solar wind
speed: 462.5 km/sec
density: 12.2 protons/cm3
Updated: Today at 1105 UT

X-ray Solar Flares
6-hr max: C1 0626 UT Feb27
24-hr: C1 0626 UT Feb27
Updated: Today at: 1110 UT
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Daily Sun: 27 Feb 22

These two sunspots have simple, stable magnetic fields that pose no threat for strong flares. Credit: SDO/HMI