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Solar wind — December 20, 2012

December 20, 2012
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Solar wind parameters

Solar wind speed

469 km/s normal (average for 24 hours)
Solar wind speed for December 19 and 20, 2012, according to data from the ACE spacecraft Solar wind speed for December 19 and 20, 2012.
Solar wind speed
PNG API: JSON | TXT

Solar wind density

3.6 cm-3 normal (average for 24 hours)
Solar wind density for December 19 and 20, 2012, according to data from the ACE spacecraft Solar wind density for December 19 and 20, 2012.
Solar wind density
PNG API: JSON | TXT

Solar wind temperature

139 000 K increased (average for 24 hours)
Solar wind temperature for December 19 and 20, 2012, according to data from the ACE spacecraft Solar wind temperature for December 19 and 20, 2012.
Solar wind temperature
PNG API: JSON | TXT

Solar wind magnetic field induction

4.6 nT normal (average for 24 hours)
Solar wind magnetic field induction for December 19 and 20, 2012, according to data from the ACE spacecraft Solar wind magnetic field induction for December 19 and 20, 2012.
Solar wind magnetic field induction
PNG API: JSON | TXT

The Bz component of the solar wind magnetic field

The Bz component of the solar wind magnetic field for December 19 and 20, 2012, according to data from the ACE spacecraft. A negative, blue Bz value (southern direction of the field) promotes the development of magnetic storms and northern lights. The Bz component of the solar wind magnetic field for December 19 and 20, 2012.
The Bz component of the solar wind magnetic field
PNG API: JSON | TXT