THEMIS Update and a Review of the Science Behind Magnetometer Signatures
By Laura Peticolas


2. Outline

3. Satellites Update

4. Ground-based Update

5. Earth’s magnetic fields

6. Magnetic Field Strength

7. Coordinate Systems

8. Geomagnetic (GEONS)

9. Compass-type (HDZ)

10. The GEONS Data

11. Earth’s Magnetic Field

12. Different Latitudes

13. Magnetosphere

14. Magnetosphere currents

15. Solar Wind (SW)

16. Effects of Ring Current on the Mag Data

17. Auroral Currents

18. Magnetic signatures of auroral substorms

19. Kp Index

20. Kp Index = 1

21. Kp Index = 7

22. Space Weather Effects

23. Storm and Substorms

24. THEMIS will determine which competing model is correct

25. Daytime (Sq) Currents

26. Ionosphere Effects

 
 
 
The GEONS Data
Ř X: the strength in nT of the
magnetic field in the direction
of magnetic north pole
Ř Y: the strength in nT of the
magnetic field in the magnetic
east direction
Ř Z: the strength in nT of the
magnetic field pointing down
Daylight time: April 4-Oct. 31. 2005
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