X  Tanca Visual Aurora Borealis o Northern Lights i VHF Radio Aurora Indicators
Tempesta geomagnètica

3 ÍNDEX KP

Tranquil, No Tempesta geomagnètica

ÍNDEX PLANETARI KP

No Aurora

Indicadors de Radio Aurora

5 ÍNDEX A

Tranquil, No Tempesta

NO ACTIU

No Radio Aurora




ÍNDEX KP Informació

ÍNDEX KP 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.

ÍNDEX A Informació

ÍNDEX A 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 .


Dades subministrades per http://services.swpc.noaa.gov  ©2020