Indicateurs visuels Aurora Borealis / Northern Lights et VHF Radio Aurora

Tempête géomagnétique

3 KP-INDEX

Calme aucune Tempête géomagnétique

KP-PLANETARY INDEX

Pas d'aurore

Indicateurs Radio Aurora

5 A-INDEX

Calme aucune Orage

PAS ACTIF

Pas de radio Aurora

KP-INDEX Information

KP-INDEX figure provides a good indicator of viewing the Aurora Borealis or Northern Lights The greater the KP-Index the higher probability of viewing. The Estimated 3-hour Planetary Kp-index data is collected from ground-based magnetometers.

A-INDEX Information

A-INDEX is an indicator of possible enhanced VHF radio signal communication at a range of upto 1000 miles or more. During strong solar activity frequencies from 28 to 433MHZ or higher allowing radio communications to be possible at mid to high latitudes .