1. M3 Session AIA/HMI Science Meeting D-1 : M3-Magnetic Field Data Products Data Product Development Session Chairs: R. Larsen/Y. Liu Status: [draft]

2. M3 Session AIA/HMI Science Meeting HMI Science (Magnetic Field) Sources and drivers of solar activity and disturbances; Sources and drivers of solar activity and disturbances; Evolution of small-scale magnetic elements (coronal heating); Evolution of small-scale magnetic elements (coronal heating); Emergence of magnetic flux and solar transient events; Emergence of magnetic flux and solar transient events; Magnetic configuration and mechanisms of solar flares and CMEs. Magnetic configuration and mechanisms of solar flares and CMEs. Links between the internal processes and dynamics of the corona and heliosphere; Links between the internal processes and dynamics of the corona and heliosphere; Complexity and energetics of solar corona; Complexity and energetics of solar corona; Large-scale coronal field; Large-scale coronal field; Coronal magnetic structure and solar wind. Coronal magnetic structure and solar wind. Precursors of solar disturbances for space-weather forecast. Precursors of solar disturbances for space-weather forecast. Determination of magnetic cloud Bs events. Determination of magnetic cloud Bs events.

3. 11/10/05 LEV.1.0 LEV.1.5 LEV.0.5 Coronal magnetic fields. (NLFFF, MHD) Plasma flow. Synoptic maps. Solar transients Connectivity & separatrix Energy flux through the photosphere. Coronal/Helios pheric fields. Dynamics of coronal/helio. structure. Empirical estimate; MHD simulation. Prediction of IMF & solar wind speed. 1. “minimum” energy method (Metcalf, 1994). 2. “structure minimization” method (Georgoulis et al, 2004). 1.ILCT (Welsch et al, 2004); 2. “The minimum energy fit” (Longcope, 2004); 3.3. “induction equation” (Kusano et al, 2002). 1.Optimization approach (Wheatland et al, 2000); 2.etc. PFSS & HCCSSS models MHD simulation Topology structure MHD simulation Helicity flux through the photosphere.

4. 11/10/05 Need a working group? If yes, who will organize one? Longcope??? Need a working group? Two working groups:  PFSS-like models group by Hoeksema ?  MHD simulation groups Local scale by Abbett & Wu??? Global scale by Linker et al??? Working group to be formed by Welsch et al ??? Working group to be formed by Hoeksema et al Coronal field reconstruction group by Schrijver et al. 180 ambiguity solution group by Metcalf et al. HAO calibration group by Tomczyk et al Coronal magnetic fields. (NLFFF, MHD) Plasma flow. Synoptic maps. Connectivity & separatrix Energy flux through the photosphere. Coronal/Helios pheric fields. Dynamics of coronal/helio. structure. Prediction of IMF & solar wind speed. Helicity flux through the photosphere.

5. M3 Session AIA/HMI Science Meeting D-2: HMI data products What data products must we produce? What data products must we produce? Vector magnetic field on the photosphere (180 degree ambiguity resolved) Vector magnetic field on the photosphere (180 degree ambiguity resolved) Synoptic map of vector magnetic field (need a working group, play with SOLIS data) ; Synoptic map of vector magnetic field (need a working group, play with SOLIS data) ; Coronal magnetic field (reconstructed from NLFFF model or MHD simulation); Coronal magnetic field (reconstructed from NLFFF model or MHD simulation); Coronal/heliospheric fields (stable and dynamic) from PFSS-like models and MHD simulation (need working groups on PFSS and MHD); Coronal/heliospheric fields (stable and dynamic) from PFSS-like models and MHD simulation (need working groups on PFSS and MHD); Space weather-related products: solar wind speed, IMF, orientation of MC from PFSS-like models and MHD simulation (working groups for PFSS-like approach and HMI simulation approach); Space weather-related products: solar wind speed, IMF, orientation of MC from PFSS-like models and MHD simulation (working groups for PFSS-like approach and HMI simulation approach); Topology of magnetic field (plus) (need working group); Topology of magnetic field (plus) (need working group); Plasma flow on the photosphere (plus) (need working group); Plasma flow on the photosphere (plus) (need working group); Additional products proposed during meeting. Additional products proposed during meeting.

6. M3 Session AIA/HMI Science Meeting D-2: HMI data products (Cont.) Assessment of required resources, etc (The proposed codes need to be examined against the following issues): Assessment of required resources, etc (The proposed codes need to be examined against the following issues): Pipeline software Pipeline software Analysis software/studies Analysis software/studies Supporting software/models Supporting software/models Computational requirements (run time estimates, system requirements, …) Computational requirements (run time estimates, system requirements, …) Storage requirements: size, duration, etc. Storage requirements: size, duration, etc. Access: web, archive, logs, search methods, etc. Access: web, archive, logs, search methods, etc.

7. M3 Session AIA/HMI Science Meeting D-3: Implementation What codes do we have now and what codes need to be developed? What codes do we have now and what codes need to be developed? : inversion algorithm; MDI-like algorithm. : inversion algorithm; MDI-like algorithm. Define key milestones, test procedures, and target dates. Define key milestones, test procedures, and target dates.

8. M3 Session AIA/HMI Science Meeting D-3: Implementation What codes do we have now and what codes need to be developed? What codes do we have now and what codes need to be developed? 180 degree ambiguity solution: algorithm and code already exist, but processing speed needs to be improved. 180 degree ambiguity solution: algorithm and code already exist, but processing speed needs to be improved. Define key milestones, test procedures, and target dates. Define key milestones, test procedures, and target dates. SOLIS data will be test data (evaluate the accuracy and efficiency). SOLIS data will be test data (evaluate the accuracy and efficiency). Work group already formed! Work group already formed!

9. M3 Session AIA/HMI Science Meeting D-3: Implementation What codes do we have now and what codes need to be developed? What codes do we have now and what codes need to be developed? synoptic map of vector magnetic field: LOS component map is easy, but need to face challenge on transverse component map. synoptic map of vector magnetic field: LOS component map is easy, but need to face challenge on transverse component map. Define key milestones, test procedures, and target dates. Define key milestones, test procedures, and target dates. SOLIS data will be test data. SOLIS data will be test data. Need to form a working group! Need to form a working group!

10. M3 Session AIA/HMI Science Meeting D-3: Implementation What codes do we have now and what codes need to be developed? What codes do we have now and what codes need to be developed? coronal magnetic field: NLFFF/MHD simulation; challenge: too slow. coronal magnetic field: NLFFF/MHD simulation; challenge: too slow. Define key milestones, test procedures, and target dates. Define key milestones, test procedures, and target dates. A working group has formed. A working group has formed.

11. M3 Session AIA/HMI Science Meeting D-3: Implementation What codes do we have now and what codes need to be developed? What codes do we have now and what codes need to be developed? coronal/heliospheric fields (stable and dynamic): PFSS-like/MHD simulation; challenge: modeling transients. coronal/heliospheric fields (stable and dynamic): PFSS-like/MHD simulation; challenge: modeling transients. Define key milestones, test procedures, and target dates. Define key milestones, test procedures, and target dates. Need one or two groups. Need one or two groups.

12. M3 Session AIA/HMI Science Meeting D-3: Implementation What codes do we have now and what codes need to be developed? What codes do we have now and what codes need to be developed? space weather related products (solar wind speed, IMF, orientation of magnetic clouds): PFSS- like/MHD simulation. space weather related products (solar wind speed, IMF, orientation of magnetic clouds): PFSS- like/MHD simulation. Define key milestones, test procedures, and target dates. Define key milestones, test procedures, and target dates. Need working groups? Need working groups?

13. M3 Session AIA/HMI Science Meeting D-3: Implementation What codes do we have now and what codes need to be developed? What codes do we have now and what codes need to be developed? velocity field on the photosphere: need to evaluate algorithms. velocity field on the photosphere: need to evaluate algorithms. Define key milestones, test procedures, and target dates. Define key milestones, test procedures, and target dates. Need working groups? Need working groups?