SOLAR ACTIVITY

1

• SOLAR ACTIVITY
• And
• HF PROPAGATION
• Paul Harden, NA5N
• Rochdale 2006

2
Socorro County Courthouse
Socorro, New Mexico, Est. 1598 by Don Oñate
3
QTH of NA5N/NØQT
4
Looking East out the front door
5
Very Large Array (VLA) Radio Telescope (real QRP!)
6
Inside a VLA Antenna
1- Ku- and Q-band Crygenically cooled receivers
and X-band Down Converter 2- Typical highly
trained professional
7
SOLAR ACTIVITY And HF PROPAGATION Paul Harden,
NA5N Rochdale 2006
8
(German Translation)

• Das Solar Outputten
• Ist
• Radio Werken

9
(British Translation)

• Thy Solar Essence
• And
• Her Majestys Ether

10
Sunspots and Active Regions
11
The Trinity Site (Socorro, New Mexico)
35 miles from NA5N NØQT
12
Atomic Bomb

13
X-rays from a Solar Flare Ionizing Radiation
14
HF Propagation Daytime Ionization of Layers
15
HF Propagation Night Time
16
HF Propagation Gray Line
17
HF effects immediately following a Solar Flare
18
Type I Storm and Type IV Continuum Noise
19
Type II and Type III Storms
20
Type I and II Sweeps (from WIND satellite)
400MHz UPPER LIMIT
10-15 MHz LOWER LIMIT
21
Coronal Mass Ejection (CME) the Shock Wave
22
Sunspots and Active Regions
23
Coronal Mass Ejection (CME)
24
Standard Model of the Suns EM Field
25
Ballerina Skirt model of the Suns E-M Field
26
The NORMAL Earths Geomagnetic Field
NORMAL SOLAR WIND 350400 KM/S
27
ABNORMAL effects to our Geomagnetic Field
SHOCK WAVE SOLAR WIND 500800 KM/S 1000 KM/S
EXTREME
28
SUMMARY Anatomy of a Solar Geomagnetic Storm
WHAT YOU REALLY NEED TO KNOW
THE QRPers SECRET TO GOOD DX
29
The May 16, 2005 EXTREME Geomagnetic Storm
Anatomy
High X-rays Ionized D-layer ----- High
Protons Aurora PCA Satellite Damage ----- High
Shockwave HF very high noise HF blackout Auroral
activity Electrical systems
30
May 16th Geomagnetic Storm Solar Wind components
31
Geomagnetic Storms due to Coronal Holes
No sunspots No solar flares Solar Flux 70 So
why a K5 Storm ???
32
May 13th Flare Magnetic Fields
ODD SOLAR CYCLES (23) WHITE Northward side of
sunspot(s) BLACK Southward side of sunspot(s)
WHEN THEY FLIP New Solar Cycle (24) has
begun!!! Possibly occurred Aug. 2006
33
GRB Gamma Ray Burst Ionization
34
Gracias mi amigos de Nuevo Mexico
The End