Solar wind on Feb 21, 2009
Solar wind speed
374 km/c
normal (average for 24 hours)
Dynamics for the Feb 20, 2009 and Feb 21, 2009 using ACE spacecraft data
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Solar wind density
9.8 cm-3
increased (average for 24 hours)
Dynamics for the Feb 20, 2009 and Feb 21, 2009 using ACE spacecraft data
This chart in PNG format — high resolution
text data: JSON or TXT
Solar wind temperature
59 000 K
normal (average for 24 hours)
Dynamics for the Feb 20, 2009 and Feb 21, 2009 using ACE spacecraft data
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text data: JSON or TXT
Interplanetary magnetic field induction
6 nT
normal (average for 24 hours)
Dynamics for the Feb 20, 2009 and Feb 21, 2009 using ACE spacecraft data
This chart in PNG format — high resolution
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Component Bz of the interplanetary magnetic field
+2.6 nT
positive (average for 24 hours)
Dynamics for the Feb 20, 2009 and Feb 21, 2009 using ACE spacecraft data
This chart in PNG format — high resolution
text data: JSON or TXT