Solar wind
speed: 416.0 km/sec
density: 0.1 protons/cm3
explanation | more data
Updated: Today at 0135 UT
X-ray Solar Flares
6-hr max: B7 2207 UT Feb09
24-hr: C1 0933 UT Feb09
explanation | more data
Updated: Today at: 2359 UT
Daily Sun: 09 Feb 12
A new sunspot is emerging at the circled location. Credit: SDO/HMI
Sunspot number: 28
What is the sunspot number?
Updated 08 Feb 2012
Spotless Days
Current Stretch: 0 days
2012 total: 0 days (0%)
2011 total: 2 days (<1%)
2010 total: 51 days (14%)
2009 total: 260 days (71%)
Since 2004: 821 days
Typical Solar Min: 486 days
Updated 08 Feb 2012
The Radio Sun
10.7 cm flux: 97 sfu
explanation | more data
Updated 08 Feb 2012
Current Auroral Oval:
Switch to: Europe, USA, New Zealand, Antarctica
Credit: NOAA/POES
Planetary K-index
Now: Kp= 1 quiet
24-hr max: Kp= 2 quiet
explanation | more data
Interplanetary Mag. Field
Btotal: 6.9 nT
Bz: 3.9 nT north
explanation | more data
Updated: Today at 0137 UT
Coronal Holes: 09 Feb 12
Solar wind flowing from this coronal hole should reach Earth on Feb. 10-11. Credit: SDO/AIA.