Solar wind on February 13, 2003

February 13, 2003

Sofia change region

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Solar wind parameters

Solar wind speed

392 km/s normal (average for 24 hours)

Solar wind speed for February 12 and 13, 2003, according to data from the ACE spacecraft Solar wind speed for February 12 and 13, 2003.

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Solar wind density

8.4 cm^-3 increased (average for 24 hours)

Solar wind density for February 12 and 13, 2003, according to data from the ACE spacecraft Solar wind density for February 12 and 13, 2003.

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Solar wind temperature

112 000 K normal (average for 24 hours)

Solar wind temperature for February 12 and 13, 2003, according to data from the ACE spacecraft Solar wind temperature for February 12 and 13, 2003.

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Solar wind magnetic field induction

10.5 nT increased (average for 24 hours)

Solar wind magnetic field induction for February 12 and 13, 2003, according to data from the ACE spacecraft Solar wind magnetic field induction for February 12 and 13, 2003.

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The Bz component of the solar wind magnetic field

−1.6 nT negative (average for 24 hours)

The Bz component of the solar wind magnetic field for February 12 and 13, 2003, 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 February 12 and 13, 2003.

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