Regione della macchia solare AR8640

Numero di
macchie solari
Dimensione Classe Magn. Classe Macchia Posizione
1999/07/21 1 40 HSX N17E76
1999/07/22 1 80 HSX N17E63
1999/07/23 1 90 HSX N17E49
1999/07/24 1 110 HSX N17E37
1999/07/25 1 120 HAX N17E24
1999/07/26 1 90 HSX N17E10
1999/07/27 1 90 HSX N17W03
1999/07/28 1 90 HSX N17W16
1999/07/29 2 70 HSX N17W28
1999/07/30 7 110 CSO N16W42
1999/07/31 4 100 CSO N16W55
1999/08/01 3 90 CSO N17W69
1999/08/02 1 60 HSX N18W82
1999/08/03 1 10 HSX N17W94

Ultime notizie

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Notizie sul meteo spaziale

Ultimo brillamento X2026/04/24X2.5
Ultimo brillamento M2026/05/04M1.9
Ultima tempesta geomagnetica2026/05/04Kp6+ (G2)
Giorni senza macchie
Ultimi 365 giorni3 giorni
20263 giorni (2%)
Ultimo giorno senza macchie2026/02/24
Media mensile Numero di Macchie Solari
aprile 202679.3 -6.6
maggio 2026143 +63.7
Ultimi 30 giorni92.9 -5

Questo giorno nella storia*

Brillamenti solari
12015X3.93
22024X1.32
32024X1.2
42024M8.42
52024M7.47
DstG
11998-119G3
21989-86G3
31978-72
41959-72G2
51986-62G1
*dal 1994

Aurora on this day in history

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