Date: 31 August 2021; 09:45 UT

Summary of Space Weather.
Sunspots AR2860 has a “beta-gamma” magnetic field that harbours energy for strong M-class solar flares. The geomagnetic
conditions are quiet at all levels. The solar wind speed has increased.

Space Weather parameters / observations;

Sunspot Number: 41
10.7cm Flux: 91 sfu

Solar wind speed: 382.0 km.s-1
Solar wind density: 9.6 protons.cm3

Kp: 2
Bz: -1.6 nT (South)
Bt: 4.0 nT
Dst: 9 nT

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Date: 30 August 2021; 10:45 UT

Summary of Space Weather.
Sunspots AR2860 has a “beta-gamma” magnetic field that harbours energy for strong M-class solar flares. The geomagnetic
conditions are quiet at all levels. The solar wind speed has increased.

Space Weather parameters / observations;

Sunspot Number: 44
10.7cm Flux: 89 sfu

Solar wind speed: 399.5 km.s-1
Solar wind density: 6.6 protons.cm3

Kp: 2
Bz: 1.1 nT (North)
Bt: 2.8 nT
Dst: 9 nT

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Date: 29 August 2021; 09:45 UT

Summary of Space Weather.
Sunspots AR2859 and AR2860 are both cracking with C-class solar flares. The geomagnetic conditions are
quiet at all levels. The solar wind speed has declining.

Space Weather parameters / observations;
Sunspot Number: 77
10.7cm Flux: 90 sfu

Solar wind speed: 351.6 km.s-1
Solar wind density: 4.6 protons.cm3

Kp: 1
Bz: 1.6 nT (North)
Bt: 4.2 nT
Dst: 0 nT

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Date: 28 August 2021; 09:47 UT

Summary of Space Weather.
Sunspots AR2859 and AR2860 are both cracking with C-class solar flares. The geomagnetic conditions are
unsettled. The solar wind speed has declined

Space Weather parameters / observations;

Sunspot Number: 73
10.7cm Flux: 90 sfu

Solar wind speed: 369.3 km.s-1
Solar wind density: 23.4 protons.cm3

Kp: 4
Bz: 2.8 nT (North)
Bt: 6.4 nT
Dst: -32 nT

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Date: 27 August 2021; 08:23 UT

Summary of Space Weather.
Sunspots AR2859 and AR2860 is cracking with C-class solar flares. The geomagnetic conditions are
quiet. The solar wind speed is increasing

Space Weather parameters / observations;

Sunspot Number: 47
10.7cm Flux: 89 sfu

Solar wind speed: 419.6 km.s-1
Solar wind density: 11.3 protons.cm3

Kp: 1
Bz: 2.8 nT (North)
Bt: 6.4 nT
Dst: 5 nT

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Date: 26 August 2021; 10:45 UT

Summary of Space Weather.
Sunspot AR2860 has doubled in size but yet to produce a strong solar flare. The geomagnetic conditions are
quiet. The solar wind speed has increased

Space Weather parameters / observations;

Sunspot Number: 29
10.7cm Flux: 84 sfu

Solar wind speed: 374.8 km.s-1
Solar wind density: 5.1 protons.cm3

Kp: 2
Bz: -0.6 nT (South)
Bt: 3.3 nT
Dst: -8 nT

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Date: 25 August 2021; 10:45 UT

Summary of Space Weather.
Sunspot AR2860 is growing rapidly and has already produced a C-class solar flares. The geomagnetic conditions are
quiet. The solar wind speed has increased

Space Weather parameters / observations;

Sunspot Number: 29
10.7cm Flux: 81 sfu

Solar wind speed: 366.7 km.s-1
Solar wind density: 6.9 protons.cm3

Kp: 3
Bz: -3.7 nT (South)
Bt: 5.0 nT
Dst: -8 nT

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Date: 24 August 2021; 09:45 UT

Summary of Space Weather.
Sunspots AR2859 is cracking with B-class solar flares. The geomagnetic conditions are
quiet at all levels. The solar wind speed has declined

Space Weather parameters / observations;

Sunspot Number: 14
10.7cm Flux: 78 sfu

Solar wind speed: 299.9 km.s-1
Solar wind density: 14.0 protons.cm3

Kp: 1
Bz: -1.0 nT (South)
Bt: 4.8 nT
Dst: -14 nT

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Date: 23 August 2021; 11:45 UT

Summary of Space Weather.
Sunspot AR2859 is cracking with C-class solar flares. The geomagnetic conditions are
quiet at all levels. The solar wind speed has slightly increased

Space Weather parameters / observations;

Sunspot Number: 16
10.7cm Flux: 77 sfu

Solar wind speed: 300.5 km.s-1
Solar wind density: 16.0 protons.cm3

Kp: 1
Bz: 3.9 nT (North)
Bt: 4.1 nT
Dst: 20 nT

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Date: 22 August 2021; 23:45 UT

Summary of Space Weather.
Sunspots is AR2859 is cracking with C-class solar flares. The geomagnetic conditions are
quiet at all levels. The solar wind speed has declined

Space Weather parameters / observations;

Sunspot Number: 25
10.7cm Flux: 77 sfu

Solar wind speed: 298.7 km.s-1
Solar wind density: 14.1 protons.cm3

Kp: 0
Bz: 0.7 nT (North)
Bt: 4.1 nT
Dst: 13 nT

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Date: 21 August 2021; 09:45 UT

Summary of Space Weather.
A new sunspot is seeing to be emerging on the solar disc. The geomagnetic conditions are
quiet at all levels. The solar wind speed has slightly increased.

Space Weather parameters / observations;

Sunspot Number: 14
10.7cm Flux: 78 sfu

Solar wind speed: 342.6 km.s-1
Solar wind density: 11.2 protons.cm3

Kp: 1
Bz: -0.6 nT (South)
Bt: 3.1 nT
Dst: 11 nT

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Date: 20 August 2021; 23:45 UT

Summary of Space Weather.
Sunspots AR2857 and AR2858 are small and pose no threats for strong solar flares. The geomagnetic conditions are
quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;

Sunspot Number: 25
10.7cm Flux: 75 sfu

Solar wind speed: 306.3 km.s-1
Solar wind density: 6.1 protons.cm3

Kp: 1
Bz: 5.1 nT (North)
Bt: 6.8 nT
Dst: -13 nT

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Date: 19 August 2021; 10:44 UT

Summary of Space Weather.
Sunspot AR2858 is cracking with minor B class solar flares. The geomagnetic conditions are quiet at all
levels. The solar wind speed is declining.

Space Weather parameters / observations;
Sunspot Number: 16
10.7cm Flux: 75 sfu

Solar wind speed: 360.1 km.s-1
Solar wind density: 6.1 protons.cm3

Kp: 1
Bz: -4.5 nT (South)
Bt: 4.9 nT
Dst: 2 nT

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Date: 18 August 2021; 09:43 UT

Summary of Space Weather.
Sunspot AR2857 is decaying and does not pose threats for stromg solar flares. The geomagnetic conditions are quiet at all
levels. The solar wind speed is declining.

Space Weather parameters / observations;
Sunspot Number: 13
10.7cm Flux: 73 sfu

Solar wind speed: 424,2 km.s-1
Solar wind density: 3.7 protons.cm3

Kp: 1
Bz: -0.9 nT (South)
Bt: 3.5 nT
Dst: 2 nT

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Date: 17 August 2021; 10:44 UT

Summary of Space Weather.
Sunspot AR2857 has a simple and stable magnetic field that does not pose a threat for stromg solar flares. The geomagnetic conditions are quiet at all
levels. The solar wind speed is elevated.

Space Weather parameters / observations;
Sunspot Number: 14
10.7cm Flux: 74 sfu

Solar wind speed: 441.9 km.s-1
Solar wind density: 4.0 protons.cm3

Kp: 1
Bz: -3.1 nT (South)
Bt: 4.3 nT
Dst: 6 nT

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Date: 16 August 2021; 10:44 UT

Summary of Space Weather.
Sunspot AR2857 is growing but does not pose a threat for stromg solar flares. The geomagnetic conditions are quiet at all
levels. The solar wind speed is elevated.

Space Weather parameters / observations;
Sunspot Number: 23
10.7cm Flux: 75 sfu

Solar wind speed: 446.0 km.s-1
Solar wind density: 4.4 protons.cm3

Kp: 1
Bz: -0.0 nT (South)
Bt: 4.5 nT
Dst: -5 nT

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Date: 15 August 2021; 14:45 UT

Summary of Space Weather.
A number of new sunspots have emerged on the solar disc in less than 24 hours. The geomagnetic conditions are quiet at all levels. The solar wind speed is elevated.

Space Weather parameters / observations;
Sunspot Number: 24
10.7cm Flux: 73 sfu

Solar wind speed: 433.1 km.s-1
Solar wind density: 3.8 protons.cm3

Kp: 2
Bz: 4.3 nT (North)
Bt: 5.2 nT
Dst: -7 nT

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Date: 14 August 2021; 09:45 UT

Summary of Space Weather.
The sun is spotless The geomagnetic conditions are quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;
Sunspot Number: 0
10.7cm Flux: 73 sfu

Solar wind speed: 352.6 km.s-1
Solar wind density: 7.8 protons.cm3

Kp: 2
Bz: 0.3 nT (North)
Bt: 1.1 nT
Dst: 12 nT

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Date: 13 August 2021; 10:50 UT

Summary of Space Weather.
Decaying sunspot AR2855 is barely visible and poses no threat for strong solar flares. The geomagnetic
conditions are quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;

Sunspot Number: 11
10.7cm Flux: 74 sfu

Solar wind speed: 386.1 km.s-1
Solar wind density: 9.8 protons.cm3

Kp: 2
Bz: 1.5 nT (North)
Bt: 3.9 nT
Dst: 15 nT

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Date: 12 August 2021; 10:45 UT

Summary of Space Weather.
The Sunspots on the solar disc at the moment are small and pose no threat for strong solar flares. The geomagnetic
conditions are quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;

Sunspot Number: 22
10.7cm Flux: 74 sfu

Solar wind speed: 408.6 km.s-1
Solar wind density: 4.1 protons.cm3

Kp: 1
Bz: 1.6 nT (North)
Bt: 4.7 nT
Dst: 12 nT

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