1. Max-Planck-Institut für extraterrestrische Physik
CANDIDATE TIME PERIODS FOR PROPAGATION STUDIES WITH STEREO-A/B, ACE, WIND, SOHO
B. Klecker
Max-Planck-Institut für extraterrestrische Physik
85740 Garching, Germany
Essential for propagation studies: Intensity and anisotropy

2. CANDIDATE TIME PERIODS FOR PROPAGATION STUDIES WITH STEREO-A/B, ACE, WIND, SOHO
Essential Observations for Propagation Studies
Intensity - time profiles for p, e over large energy range
Anisotropy - time profiles for p, e
Correlation with X-ray, -ray, Radio measurements
Essential for propagation studies: Intensity and anisotropy

3. CANDIDATE TIME PERIODS FOR PROPAGATION STUDIES WITH STEREO-A/B, ACE, WIND, SOHO
May 2007
Nov 2008
May 2009
Dec
Feb
Feb
Feb
Essential for propagation studies: Intensity and anisotropy
Configuration of STEREO / ACE for Day 121 (May 1), 2009 (

4. 2009 - May Events ACE / EPAM 1 2 3 Events: ACE e ion
May 1 ~09: Y bgr
May 2 ~19: Y bgr
May 5 ~08: Y bgr 1 2 3
Energy Channels (LEFS60)
E1p: keV
E2p: keV
E3p: KeV
 for May
ACE: ° -27° °
STEREO-A: 38° 18° °
STEREO-B: -65° ° -123°

5. 2009 - May Events STEREO-A / SEPT / Electrons / Sun Direction
Events: A-SEPT e
1 May 1 ~09: N
2 May 2 ~19: Y
3 May 5 ~08: Y 2 3
 for Event
ACE: ° -27° °
STEREO-A: ° 18° °
STEREO-B: ° ° -123°
Event 3
2009
May 5

6. 2009 - May Events STEREO-A / LET
Events: LET p
May 1 ~09: N
May 2 ~19: Y
May 5 ~08: Y 3 2
 for Event
ACE: ° -27° °
STEREO-A: ° 18° °
STEREO-B: ° ° -123°
High Resolution Pitchangle Distributions from
WIND / 3DP
ACE / EPAM
STEREO / LET

7. 2009 - May 5 Event STEREO-A / LET Anisotropies
4 - 6 MeV p data, 16 sectors, 1 min avg
MAG data, 1 s, average for 1 min
Compute pitchangle for 1 min avg
Get time average (e.g. 30 min)
compute anisotropy A
A = 3 x

8. 2009 - May Events OBSERVATIONS WITH WIND / 3DP: Electron Flux1 2

9. 2009 - May Events OBSERVATIONS WITH WIND / 3DP: Electron Anisotropy1 2
Significant anisotropy during event onset