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Observatoire de Paris, Paris, France May 2008. INTERNATIONAL MERCURY WATCH

Observatoire de Paris, Paris, France May 2008

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INTERNATIONAL MERCURY WATCH. Observatoire de Paris, Paris, France May 2008. INTERNATIONAL MERCURY WATCH. An informal consortium of observers using remote sensing techniques to conduct campaign-focused studies of the source regions and morphology patterns of Mercury’s exosphere. - PowerPoint PPT Presentation

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Page 1: Observatoire de Paris,  Paris, France May 2008

Observatoire de Paris, Paris, France

May 2008.

INTERNATIONAL MERCURY WATCH

Page 2: Observatoire de Paris,  Paris, France May 2008

An informal consortium of observers using remote sensing techniques to conduct campaign-focused studies of the source regions and morphology patterns of Mercury’s exosphere.

Mission Statement

INTERNATIONAL MERCURY WATCH

Page 3: Observatoire de Paris,  Paris, France May 2008

Teams of Observers from Japan, France, Italy and USA

Observations primarily groundbased using sodium emissions.

New opportunities from spacebased imagers. Organized as part of PHEBUS on the

BepiColombo Mission. Near-term relevance to MESSENGER Mission.

INTERNATIONAL MERCURY WATCH

Page 4: Observatoire de Paris,  Paris, France May 2008

Scientific Goals and Objectives Identify the spatial and temporal scales of source

regions for Mercury’s exosphere. Combine multi-technique observations to constrain

uncertainties inherent in single-parameter observations.

Characterize solar radiation acceleration effects upon sodium atoms in exospheric tail at all points in Mercury’s orbit.

Use case-study data sets to constrain models of Mercury’s exosphere.

Provide timely input to BepiColombo and MESSENGER colleagues and mission planners.

INTERNATIONAL MERCURY WATCH

Page 5: Observatoire de Paris,  Paris, France May 2008

Observing Strategies Participating teams make observations

according to their own plans and objectives throughout each year (with support from national sources).

Participating teams agree upon at least one Joint Observing Period each year, typically spanning ~1 week.

This plan provides data sets appropriate for studies of long-term variability and shorter-term case-studies.

INTERNATIONAL MERCURY WATCH

Page 6: Observatoire de Paris,  Paris, France May 2008

Presentation of Results • Encourage individual teams to present

and publish single data set results.

• Encourage and coordinate case-study presentations and publications of campaign-mode, multi-diagnostic results.

INTERNATIONAL MERCURY WATCH

Page 7: Observatoire de Paris,  Paris, France May 2008

Summary of Campaigns IMW 1, 2, 3, and 4 (when two or more teams were participating)

Orbital Configurations at Times of Observations

INTERNATIONAL MERCURY WATCH

Page 8: Observatoire de Paris,  Paris, France May 2008

Summary of Radiation Pressure Acceleration Conditions During IMW-1,2, 3, and 4.

INTERNATIONAL MERCURY WATCH

Page 9: Observatoire de Paris,  Paris, France May 2008

Summary of Solar Activity During IMW-1, 2, 3, and 4.

IMW-1 IMW-2

IMW-3 IMW-4

INTERNATIONAL MERCURY WATCH

Page 10: Observatoire de Paris,  Paris, France May 2008

• Center for Space Physics, Boston University, Boston, USA November 2006

• Observatoire de Paris, Paris, France May 2008.

Group Meetings

INTERNATIONAL MERCURY WATCH

Page 11: Observatoire de Paris,  Paris, France May 2008

06 JUNE 2006

INTERNATIONAL MERCURY WATCH

Page 12: Observatoire de Paris,  Paris, France May 2008

28 May 2007

INTERNATIONAL MERCURY WATCH

Page 13: Observatoire de Paris,  Paris, France May 2008

10 Nov 2007

INTERNATIONAL MERCURY WATCH

Page 14: Observatoire de Paris,  Paris, France May 2008

11 Jan 2008

INTERNATIONAL MERCURY WATCH

Page 15: Observatoire de Paris,  Paris, France May 2008

ParticipantsAlain Doressoundiram (Observatoire de Paris)Adeline Gicquel (Observatoire de Paris)

Jean-Luc Maria (Service d’Aeronomie)Mea Wedlund (Service d’Aeronomie)

Francois Leblanc (Osservatorio Astronomico di Trieste; Service d’Aeronomie)

Valeria Mangano (Istituto di Fisica dello Spazio Interplanetario)

Cesare Grava (Universita di Padova)Shoichi Okano (Tohoku University)Masato Kagitani (Tohoku University)

Michael Mendillo (Boston University)Jeffrey Baumgardner (Boston University)Jody Wilson (Boston University)Joei Wroten (Boston University)Sonya Sherman (Boston University)

INTERNATIONAL MERCURY WATCH

Page 16: Observatoire de Paris,  Paris, France May 2008

AGENDAMONDAY: May 5th ---- in Salle du Conseil

9:00: Welcome---Alain Doressoundiram 9:15: Meeting Overview and Goals---Michael Mendillo

Session I: Source Regions---Imaging above and near Mercury’s disk.

9:30: CFHT and NTT Results ----- Alain Dorresoundiram 9:50: TNG Results ----- Valeria Mangano10:10: THEMIS Results ---- Francois Leblanc

10:30: Coffee Break

11:00: Maui Results ---- Jody Wilson11:20: Results from Japanese Observatories ---- Shoichi Okano11:40: Discussion: Publication of individual data sets and combined data set ------

M. Mendillo, ALL12:00: Lunch Break

INTERNATIONAL MERCURY WATCH

Page 17: Observatoire de Paris,  Paris, France May 2008

MONDAY: May 5th ---- in Salle du Conseil

Session II: Mercury’s Sodium Tail

13:30: Results from Japanese Observatories----Shoichi Okano13:50: McDonald Observatory Results (wide field)----Jeff Baumgardner14:10: McDonald Observatory Results (narrow field)---Jody Wilson14:30: Discussion: Publication of individual data sets and combined data sets-----

M. Mendillo, ALL14:50: Observing Opportunities in 2008 and 2009 --------- Jody Wilson, ALL15:10: Discussion ---All

15:30: Coffee Break 16:00: Guided Tour of Observatory, Instruments and History-----Dr. Danielle Briot17:00: Adjourn19:30: Group Dinner ---- Apollo Restaurant, 3 place Denfert- Rochereau

INTERNATIONAL MERCURY WATCH

AGENDA

Page 18: Observatoire de Paris,  Paris, France May 2008

TUESDAY: MAY 6th : in Salle Danjon

Session III: Science Issues and Observing Methods

09:00: Status Report on Exospheric Models -----Francois Leblanc09:20: Crucial Data Sets Needed----Jody Wilson, Francois Leblanc, ALL09:40: New Instruments and Techniques----Jeff Baumgardner10:00: New Instruments and Techniques----Masato Kagitani 10:20: Discussion-----M. Mendillo, All

10:30: Coffee Break

11:00: Graduate Student Presentation: Mea Wedlund11:20: Graduate Student Presentation: Cesare Grava11:40: Status Report on MESSENGER Flyby ----- TBD

12:00: Lunch

INTERNATIONAL MERCURY WATCH

AGENDA

Page 19: Observatoire de Paris,  Paris, France May 2008

TUESDAY: MAY 6th : in Salle Danjon

Session IV: Satellite Missions and Future Plans

13:30: Status of BepiColombo mission and PHEBUS instrument ----- Jean-Luc Maria

13:50: Status of MSASI instrument on BepiColombo/MMO---- Shoichi Okano

14:10: Future Plans----------M. Mendillo, ALL

Presentations and Publications

Future Meetings

15:00 Adjourn.

INTERNATIONAL MERCURY WATCH

AGENDA