HEPPA 2009 Program

Workshop agenda as a PDF


Tuesday, 6 October

0730 to 0830: Registration & Continental Breakfast


0830 to 0845: Welcome (Cora Randall)


0845 to 1015: Tutorials

0845-0915 Daniel Baker: The Earth’s Radiation Belts: A Tutorial PDF

0915-0945 Janet Green: Satellite Particle Data Explained PDF

0945-1015 Martin Friedrich: All You Should Know About Riometers PDF


1015 to 1045 hrs: Coffee Break


1045 to 1145 hrs: Tutorials (continued)

1045-1115 Gabrielle Stiller: Effects of Energetic Particle Precipitation on the Mesosphere and Stratosphere PDF

1115-1145 David Siskind: Processes which govern the coupling between middle and upper atmospheric odd nitrogen PDF


1145 to 1220: Aviation Hazards

1145-1205 Peggy Shea (Invited): Natural Radiation at Aircraft Altitudes: Facts vs. Fiction PDF

1205-1220 Christopher Mertens (presented by Michael Wiltberger): NAIRAS Model Predictions of Aircraft Radiation Exposure during the Halloween 2003 Storms PDF


1220 to 1350 hrs: Lunch


1350 to 1420: Back to Tutorials

1350-1420 Stan Solomon: Particle “Precipitation” in the Thermosphere/Ionosphere PDF


1420 to 1540: EPP effects on the Thermosphere & Ionosphere

1420-1435 Antti Kero: Statistical comparison of particle precipitation fluxes and the D-region electron density profiles at high latitudes PDF

1435-1450 Mark Clilverd: Global AARDDVARK Measurements of Energetic Electron Precipitation PDF

1450-1505 Michel Parrot: HF waves observed by DEMETER above the SAA PDF

1505-1525 Marty Mlynczak (Invited): Energetic Particle Precipitation Effects on the Energy Balance of the Thermosphere and Ionosphere PDF

1525-1540 Jeffrey Thayer: Recurrent Geomagnetic Activity Driving a Multi-Day Response in the Thermosphere and Ionosphere PDF


1540 to 1740: Posters and Refreshments (See poster titles on last page of agenda)

Posters: EPP effects on the Thermosphere & Ionosphere
(Feng Han, John Hargreaves)

Posters: New and Future Measurements
(Robert Wimmer-Schweingruber, Richard Gattinger)

Posters: Direct EPP effects on the middle and lower atmosphere
(Alessandro Damiani, David Herceg, Gabrielle Stiller, Holger Winkler, Michael Höpfner, Pekka Verronen, Sanna Salmi)


1740: Adjourn for the day


1800 to 2000 hrs: Ice Breaker Reception



Wednesday, 7 October

0730 to 0830 hrs: Registration & Continental Breakfast


0830 to 0900: Back to Tutorials

0830-0900 Richard Mewaldt: Solar and Galactic Sources of Precipitating Particles PDF


0900 to 1035: Precipitating Particle Sources and Particle Transport

0900-0920 Gang Lu (Invited): Sources of Energetic Particles and Their Impact on the Upper Atmosphere PDF

0920-0935 Max Comess: Duskside Relativistic Electron Precipitation in the SAMPEX data set from 1992-2004

0935-0950 Jörg-Micha Jahn: Emission of ENAs from upper-atmospheric altitudes at the geomagnetic footpoints of hot magnetospheric plasma source regions PDF

0950-1005 Craig Rodger: Use of POES SEM-2 observations to examine radiation belt dynamics and energetic electron precipitation into the atmosphere PDF

1005-1020 Barbara Emery: Solar Forcing of Electron and Ion Auroral Inputs PDF

1020-1035 Patrick Newell: Diffuse, Monoenergetic, Broadband (wave) and Ion Aurora PDF


1035 to 1135 hrs: Posters and Coffee (See poster titles on last page of agenda)

Posters: Indirect EPP Effects on the Middle and Lower Atmosphere
(Jan Wissing, Laura Holt, Natalia Andronova, Thomas Reddmann, Ole Kvissel, Jens Kieser)


1135 to 1235: Direct Effects of EPP on the Middle and Lower Atmosphere

1135-1150 Esa Turunen: Atmospheric signature of relativistic electron microbursts – EISCAT data archive revisited PDF

1150-1205 Edward Llewellyn: Observation of Atmospheric Composition Effects in an SPE with OSIRIS on Odin PDF

1205-1220 Daniel Marsh: WACCM simulations of the chemical response of the highlatitude middle atmosphere to solar proton events PDF

1220-1235 Marco Calisto: Modeling the Carrington Event with the 3-D CCM SOCOL PDF


1235 to 1405 hrs: Lunch


1405 to 1510: Direct Effects of EPP on the Middle and Lower Atmosphere (continued)

1405-1420 Jan Wissing: Variation of particle induced ionization due to different models and boundary conditions PDF

1420-1440 Pekka Verronen (Invited): Production of H, OH, HNO2, and HNO3 by particle precipitation PDF

1440-1455 Nadine Wieters: Modeled impact of atmospheric ionization by solar protons and magnetospheric electrons on upper stratospheric constituents vs. MIPAS PDF

1455-1510 Miriam Sinnhuber: The contribution of electron precipitation to middle atmosphere composition PDF


1510 to 1530: Coffee Break


1530 to 1800 hrs: Second HEPPA Model/Measurement Workshop

(Led by Bernd Funke & Manuel López Puertas)
Bremen_2D_CTM, Bremen_3D_CTM, Central Aerological Observatory (CAO), Comparisons_am, Comparisons_am_pm, Comparisons_pm, FARPOCC, HAMMONIA, Ion_daily_mean, KASIMA, NO2_am_40_90_N, NO2_am_pm_70_90_N, NO2_pm_40_90_N, NOX_am_40_90_N, NOX_am_pm_70_90_N, NOX_pm_40_90_N, SOCOL, Summary, WACCM


1830 hrs: HEPPA Dinner – NCAR on the Mesa (Included in registration fee)



Thursday, 8 October

0730 to 0830 hrs: Registration & Continental Breakfast


0830 to 1005: Indirect Effects of EPP and Atmospheric Coupling

0830-0845 Bernd Funke: Odd nitrogen variability caused by energetic particle precipitation: What have we learned from MIPAS? PDF

0845-0900 Cora Randall: NOx descent in the Arctic middle atmosphere in early 2009 PDF

0900-0915 Lon Hood: Contributions of EPP-NOx and solar UV Radiation to Interannual Ozone Variations in the Polar Stratosphere PDF

0915-0930 Annika Seppälä: Geomagnetic activity and polar surface air temperature variability PDF

0930-0950 Don Smart (Invited): Impulsive Nitrate Deposition Events in Polar Ice – The Result of Solar Proton Events PDF

0950-1005 Charles Jackman: Long-term Middle Atmospheric Influence of Very Large Solar Proton Events in the 1963-2004 Period PDF


1005 to 1105: Posters and Coffee

Posters: Any that you missed from previous poster sessions!


1105 to 1220: Indirect Effects of EPP and Atmospheric Coupling (continued)

1105-1120 Xiaohua Fang: Geoeffectiveness of precipitating auroral and ring current electrons in the Earth’s upper and middle atmosphere PDF

1120-1135 Thomas von Clarmann: How important is excess vibrational energy for modelling upper atmospheric chemistry? PDF

1135-1150 Anne Smith: WACCM simulations of the mean circulation linking the mesosphere and thermosphere PDF

1150-1205 Ruth Lieberman: An overview of middle atmosphere tides PDF

1205-1220 Lynn Harvey: Vertical De-coupling of the Middle Atmosphere by Broken Planetary Waves PDF


1220 to 1350: Lunch


1350 to 1440: New and Future Measurements

1350-1405 Manuel Lopez-Puertas: Measurements of temperature and nitric oxide in the thermosphere from 5.3 μm emission taken by MIPAS on Envisat PDF

1405-1425 Scott Bailey (Invited): Observing Thermospheric Nitric Oxide in the Polar Night PDF

1425-1440 Esa Turunen: EISCAT_3D, next generation incoherent scatter facility in Northern Scandinavia PDF


1440 to 1510: Meeting Summary by Session Chairs

Direct Effects, Model Measurement, Outstanding Issues, Sources Transport, Thermosphere Ionosphere


1510 to 1540: Coffee Break


1540 to 1700: Discussion and meeting wrap-up


1700: Adjourn



Tuesday Posters, 1540 to 1740

EPP effects on the Thermosphere & Ionosphere

Feng Han: Midlatitude nighttime D region variability detected by broadband VLF sferics

John Hargreaves: Observations of trapped and precipitating electrons in the auroral zone, and related effects in the D-region PDF


New and Future Measurements

Robert Wimmer-Schweingruber: Cosmic Rays in the Martian Atmosphere and Implications for the Habitability of Mars PDF

Richard Gattinger: Comparison of OSIRIS derived NO concentrations with coincident ACE-FTS NO measurements in the Antarctic winter upper mesosphere PDF


Direct EPP effects on the middle and lower atmosphere

Alessandro Damiani: Atmospheric impact of SEP events during the last years of solar cycle 23 highlighted by MLS OH radicals PDF

David Herceg: Case studies of the 2005 Solar Proton Events: Observations from GOES, SORCE, Aura-MLS, and ACE-FTS

Gabrielle Stiller: MIPAS-observations and model results for H2O2 with focus on the SPEs 2003 and 2005

Holger Winkler: Chlorine activation due to solar proton events

Michael Höpfner: Bromine nitrate (BrONO2) enhancements in the middle stratosphere PDF

Pekka Verronen: Concentration of mesospheric odd hydrogen as a proxy for energetic electron precipitation

Sanna Salmi: 3-D modelling of solar proton events with chemistry and transport model FinROS



Wednesday Posters, 1035 to 1135

Indirect EPP Effects on the Middle and Lower Atmosphere

Jan Wissing: Modeling low-energy electron precipitation effects: Consequences of a strengthened Brewer-Dobson-Circulation and polar surface temperature variability

Laura Holt: Energetic particle precipitation effects on the Northern Hemisphere stratosphere observed by LIMS

Natalia Andronova: Investigating Possible Effects of the Auroral Relative Electron Precipitation on the Stratosphere

Thomas Reddmann: Modelling solar induced disturbed stratospheric Chemistry for the period 2002 - 2005

Ole Kvissel: Modelling the impact of energetic particle precipitation on stratospheric nitric acid enhancements using WACCM

Jens Kieser: The influence of precipitating solar and magnetospheric particles on the entire atmosphere - Simulations with HAMMONIA