Date: 31 May 2021; 09:45 UT

Summary of Space Weather.
Sunpot AR2827 has quadrupled in size. The geomagnetic conditions are
quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;

Sunspot Number: 27
10.7cm Flux: 74 sfu

Solar wind speed: 478.7 km.s-1
Solar wind density: 5.7 protons.cm3

Kp: 1
Bz: 1.4 nT (North)
Bt: 2.4 nT
Dst: 1 nT

Download Data

Date: 30 May 2021; 09:45 UT

Summary of Space Weather.
Sunpots AR2824 and AR2826 both pose a threat for C-class solar flares. The geomagnetic conditions are
quiet at all levels. The solar wind speed has increased.

Space Weather parameters / observations;

Sunspot Number: 26
10.7cm Flux: 76 sfu

Solar wind speed: 478.7 km.s-1
Solar wind density: 5.7 protons.cm3

Kp: 1
Bz: 2.5 nT (North)
Bt: 5.0 nT
Dst: 2 nT

Download Data

Date: 29 May 2021; 13:450 UT

Summary of Space Weather.
Sunpots AR2824 and AR2826 both pose a threat for C-class solar flares. The geomagnetic conditions are
quiet at all levels. The solar wind speed has declined.

Space Weather parameters / observations;

Sunspot Number: 28
10.7cm Flux: 77 sfu

Solar wind speed: 415.1 km.s-1
Solar wind density: 6.6 protons.cm3

Kp: 2
Bz: -2.6 nT (South)
Bt: 7.6 nT
Dst: -6 nT

Download Data

Date: 28 May 2021; 09:50 UT

Summary of Space Weather.
Sunpots AR2824 and AR2826 both pose a threat for C-class solar flares. The geomagnetic conditions are
quiet. The solar wind speed is elevated.

Space Weather parameters / observations;

Sunspot Number: 34
10.7cm Flux: 83 sfu

Solar wind speed: 434.7 km.s-1
Solar wind density: 2.9 protons.cm3

Kp: 0
Bz: 1.6 nT (North)
Bt: 6.1 nT
Dst: -8 nT

Download Data

Date: 27 May 2021; 10:45 UT

Summary of Space Weather.
The new Sunpot AR2826 is growing rapidly. The geomagnetic
conditions are unsettled. The solar wind speed is elevated.

Space Weather parameters / observations;
Sunspot Number: 34
10.7cm Flux: 88 sfu

Solar wind speed: 407.8 km.s-1
Solar wind density: 5.4 protons.cm3

Kp: 4
Bz: -0.4 nT (South)
Bt: 9.2 nT
Dst: -25 nT

Download Data

Date: 25 May 2021; 09:44 UT

Summary of Space Weather.
Sunpot AR2824 poses a threat for strong M-class solar flares. The geomagnetic conditions are quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;

Sunspot Number: 29
10.7cm Flux: 73 sfu

Solar wind speed: 311.1 km.s-1
Solar wind density: 7.5 protons.cm3

Kp: 0
Bz: -2.2 nT (South)
Bt: 3.9 nT
Dst: 6 nT

Download Data

Date: 24 May 2021; 09:45 UT

Summary of Space Weather.
Sunpot AR2824 poses a threat for strong M-class solar flares. The geomagnetic conditions are quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;

Sunspot Number: 30
10.7cm Flux: 79 sfu

Solar wind speed: 362.9 km.s-1
Solar wind density: 3.2 protons.cm3

Kp: 1
Bz: -0.2 nT (South)
Bt: 2.4 nT
Dst: -2 nT

Download Data

Date: 22 May 2021; 14:45 UT

Summary of Space Weather.
Sunpot AR2824 is cracking C-class solar flares. The geomagnetic conditions are quiet at all levels. The solar wind speed has declined.

Space Weather parameters / observations;

Sunspot Number: 13
10.7cm Flux: 74 sfu

Solar wind speed: 438.5 km.s-1
Solar wind density: 3.6 protons.cm3

Kp: 1
Bz: 0.9 nT (North)
Bt: 3.1 nT
Dst: -6 nT

Download Data

Date: 21 May 2021; 09:46 UT

Summary of Space Weather.
Sunpot AR2824 has a stable magnetic field that poses a little threat for strong solar flares. The geomagnetic
conditions are quiet at all levels. The solar wind speed is moderately high.

Space Weather parameters / observations;

Sunspot Number: 13
10.7cm Flux: 72 sfu

Solar wind speed: 548.4 km.s-1
Solar wind density: 6.0 protons.cm3

Kp: 2
Bz: -0.9 nT (South)
Bt: 2.8 nT
Dst: -10 nT

Download Data

Date: 20 May 2021; 09:45 UT

Summary of Space Weather.
Sunpot AR2824 has a stable magnetic field that poses a little threat for strong solar flares. The geomagnetic
conditions are quiet. The solar wind speed has slightly increased.

Space Weather parameters / observations;

Sunspot Number: 24
10.7cm Flux: 76 sfu

Solar wind speed: 396.5 km.s-1
Solar wind density: 27.1 protons.cm3

Kp: 3
Bz: -13.3 nT (South)
Bt: 13.8 nT

Download Data

Date: 19 May 2021; 09:45 UT

Summary of Space Weather.
A new Sunpot AR2824 has emerged on the solar disk and is cracking with C-class solar flares. The geomagnetic
conditions are quiet at all levels. The solar wind speed is declining.

Space Weather parameters / observations;

Sunspot Number: 24
10.7cm Flux: 76 sfu

Solar wind speed: 369.5 km.s-1
Solar wind density: 12.4 protons.cm3

Kp: 1
Bz: 0.0 nT (North)
Bt: 8.5 nT
Dst: 10 nT

Download Data

Date: 18 May 2021; 09:45 UT

Summary of Space Weather.
A new Sunpot AR2824 has emerged on the solar disk and is cracking with C-class solar flares. The geomagnetic
conditions are quiet. The solar wind speed has declined.

Space Weather parameters / observations;

Sunspot Number: 11
10.7cm Flux: 75 sfu

Solar wind speed: 385.4 km.s-1
Solar wind density: 8.3 protons.cm3

Kp: 3
Bz: 1.4 nT (North)
Bt: 6.9 nT
Dst: -9 nT

Download Data

Date: 17 May 2021; 09:45 UT

Summary of Space Weather.
Sunpots AR2822 is decaying and poses little threat for strong solar flares. The geomagnetic
conditions are quiet. The solar wind speed has increased.

Space Weather parameters / observations;

Sunspot Number: 11
10.7cm Flux: 73 sfu

Solar wind speed: 416.0 km.s-1
Solar wind density: 2.8 protons.cm3

Kp: 2
Bz: -0.3 nT (South)
Bt: 6.2 nT
Dst: -12 nT

Download Data

Date: 16 May 2021; 10:00 UT

Summary of Space Weather.
Sunpots AR2822 and AR2823 are both in decay state. The geomagnetic conditions are quiet. The solar wind speed has declined.

Space Weather parameters / observations;

Sunspot Number: 24
10.7cm Flux: 71 sfu

Solar wind speed: 350.6 km.s-1
Solar wind density: 7.7 protons.cm3

Kp: 1
Bz: -3.9 nT (South)
Bt: 4.7 nT
Dst: -9 nT

Download Data

Date: 15 May 2021; 09:45 UT

Summary of Space Weather.
The new susspot AR2822 and AR2823 are both in decay state. The geomagnetic
conditions are quiet. The solar wind speed is increasing.

Space Weather parameters / observations;

Sunspot Number: 24
10.7cm Flux: 71 sfu

Solar wind speed: 468.5 km.s-1
Solar wind density: 6.7 protons.cm3

Kp: 3
Bz: 1.9 nT (North)
Bt: 5.2 nT
Dst: -13 nT

Download Data

Date: 14 May 2021; 09:44 UT

Summary of Space Weather.
The new susspot AR2822 has been quiet for some days but posses a beta-
delta magnrtiv field that habors energy threat for strong M-class solar
flares. The geomagnetic conditions are unsettled. The solar wind speed
declining.

Space Weather parameters / observations;

Sunspot Number: 24
10.7cm Flux: 75 sfu

Solar wind speed: 382.9 km.s-1
Solar wind density: 4.2 protons.cm3

Kp: 1
Bz: 1.8 nT (North)
Bt: 4.8 nT
Dst: -9 nT

Download Data

Date: 13 May 2021; 10:45 UT

Summary of Space Weather.
The new susspot AR2822 poses a threat for strong M-class solar flares. The
geomagnetic conditions are unsettled. The solar wind speed has slightly decreased.

Space Weather parameters / observations;

Sunspot Number: 31
10.7cm Flux: 75 sfu

Solar wind speed: 447.3 km.s-1
Solar wind density: 8.1 protons.cm3

Kp: 2
Bz: 4.8 nT (North)
Bt: 6.8 nT
Dst: -22 nT

Download Data

Date: 12 May 2021; 09:45 UT

Summary of Space Weather.
The new susspot AR2822 poses a threat for strong M-class solar flares. The
geomagnetic conditions are unsettled. The solar wind speed is increasing.

Space Weather parameters / observations;

Sunspot Number: 31
10.7cm Flux: 76 sfu

Solar wind speed: 456.9 km.s-1
Solar wind density: 24.7 protons.cm3

Kp: 4
Bz: 7.5 nT (North)
Bt: 9.8 nT
Dst: 23 nT

Download Data

Date: 11 May 2021; 09:45 UT

Summary of Space Weather.
The new susspot AR2822 poses a threat for strong M-class solar flares. The
geomagnetic conditions are quiet at all levels. The solar wind speed is increasing.

Space Weather parameters / observations;

Sunspot Number: 36
10.7cm Flux: 77 sfu

Solar wind speed: 351.0 km.s-1
Solar wind density: 6.7 protons.cm3

Kp: 2
Bz: 2.6 nT (North)
Bt: 3.2 nT
Dst: 5 nT

Download Data

Date: 10 May 2021; 09:45 UT

Summary of Space Weather.
The new susspot AR2822 poses a threat for strong M-class solar flares. The
geomagnetic conditions are quiet at all levels. The solar wind speed is increasing.

Space Weather parameters / observations;

Sunspot Number: 18
10.7cm Flux: 76 sfu

Solar wind speed: 350.0 km.s-1
Solar wind density: 11.2 protons.cm3

Kp: 2
Bz: 1.2 nT (North)
Bt: 9.0 nT
Dst: 22 nT

Download Data