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Dates to Remember

  • Abstracts Due – Feb. 19, 2010
  • Pre-Registration – April 16, 2010
  • Hotel Reservations – April 16, 2010

Keystone Information


Events on Tuesday, May 18th, will be at the Keystone Lodge.

Events on Wednesday - Friday, May 19-21, will be at the Keystone Conference Center, directly across the street from the Keystone Lodge.

Download the 2010 SORCE Science Meeting Agenda (.pdf)

Tuesday, May 18

  1:30 p.m. Oran R. (Dick) White Celebration  
  5:00 p.m. Welcoming Reception  

Wednesday, May 19

  8:00 a.m. Welcome: Tom Woods, LASP, University of Colorado, Boulder view .pdf
Session 1

Total Solar Irradiance (TSI): Comparison of Solar Cycle Minima and Recent Validation Results
Chair:  Tom Woods, LASP, University of Colorado, Boulder

  8:10 a.m.
David Hathaway, NASA Marshall Space Flight Center
Meridional Flow Variations: Implications for flux transport models
view .pdf

8:40 a.m.

Dick Willson, NASA JPL
The Satellite Total Solar Irradiance Database

view .pdf
  9:05 a.m. Claus Fröhlich, Physikalisch-Meteorologisches Observ./WRC, Davos, Switzerland
Three Solar Cycles of Total Solar Irradiance Observations: How TSI is behaving differently and what can we learn about solar variability?
view .pdf
  9:30 a.m. Wolfgang Finsterle, PMOD/WRC, Switzerland
The Quest for SI-Traceable TSI Measurements
view .pdf
  9:55 a.m. Devendra Lal, Scripps Inst. of Oceanography, Univ. of California
Direct Measurements of Solar Activity in the Past 35,000 Years
view .pdf
  10:10 a.m. Break
  10:45 a.m. Steven Dewitte, Royal Meteorological Institute of Belgium
TSI Variations and Absolute Level: Status of our knowledge at the start of solar cycle 24
view .pdf
  11:10 a.m. Greg Kopp, LASP, University of Colorado, Boulder
Total Solar Irradiance Instrument Validations Improve TSI Record
view .pdf
  11:35 a.m. Alexander Shapiro, PMOD/WRC, Switzerland
Modeling of the Current TSI & SSI and its Reconstruction to the Past

view .pdf
  11:50 a.m. Lunch  
Session 2

Climate Changes: What’s the Future Going To Be?
Chair:  Peter Pilewskie, LASP, University of Colorado

  1:00 p.m.
Georg Feulner, Potsdam Inst. for Climate Impact Research, Germany
How Would a New Maunder Minimum Affect the Climate?
view .pdf
  1:30 p.m. Waleed Abdalati, CIRES, Univ. of Colorado, Boulder
Ice Sheet Responses to Past and Current Climate Forcings

view .pdf
Session 3

Solar Spectral Irradiance (SSI): Solar Cycle Variation and Model Comparisons
Chair: Greg Kopp, LASP, University of Colorado, Boulder

  1:55 p.m. Tribute to Dick Donnelly (Tom Woods) view .pdf
  2:00 p.m. Jerry Harder, LASP, University of Colorado, Boulder
Measured and Modeled Trends in Solar Spectral Irradiance Variability in the Visible and Infrared
view .pdf
  2:25 p.m. Will Ball, Imperial College London, UK
Understanding Solar Spectral Variability: A six-year comparison between SIM observations and the SATIRE model
view .pdf
  2:40 p.m. Matt DeLand, Science Systems and Applications Inc. (SSAI), Maryland
Comparison of Solar Minima Using Solar Ultraviolet Irradiance Data
view .pdf
  3:05 p.m. Cassandra Bolduc, Université de Montréal, Canada
Near and Mid Ultraviolet Spectral Irradiance Modeling
view .pdf
  3:20 p.m. Tom Woods, LASP, University of Colorado, Boulder
Lower Extreme Ultraviolet Irradiance During This Current Solar Cycle Minimum
view .pdf
  3:45 p.m. Jeff Hall, Lowell Observatory, Flagstaff, Arizona
Spectral Variations of the Sun During the Recent Cycle Minimum
view .pdf
  4:00 Gérard Thuillier, LATMOS-CNRS, France
A Composite Absolute Solar Irradiance Spectrum at Solar Minimum
view .pdf
Poster Session
Brief Introduction and Reception
4:30 - 6:30 p.m.

View presentations and abstracts

Thursday, May 20

Session 4

Atmosphere and Ozone Changes: Has the Ozone Recovery Started Yet?
Chair:  Bob Cahalan, NASA Goddard Space Flight Center, Greenbelt, Maryland

  8:15 a.m. Rich Stolarski, NASA, GSFC, Greenbelt, Maryland
Impact of Solar Variability on Ozone and Temperature
view .pdf
  8:40 a.m. Joanna Haigh, Imperial College London, UK
The Solar Spectrum, Stratospheric Ozone and Solar Radiative Forcing of Climate: Implications of SORCE SIM measurements
view .pdf
  8:55 a.m. KK Tung, University of Washington, Seattle
Solar Cycle Influence on Climate: Recent Evidence
view .pdf
  9:20 a.m. Robert Cahalan, NASA Goddard Space Flight Center, Greenbelt, Maryland
Modeling the Temperature Responses to Spectral Solar Variability on Decadal and Centennial Time Scales
view .pdf
Session 5

Space Weather Effects Observed During This Solar Cycle Minimum
Chair:  Robert Cahalan, NASA Goddard Space Flight Center, Greenbelt, Maryland

  9:35 a.m. Tribute to Jack Eddy (Robert Cahalan)
view .pdf
  9:45 a.m. John Emmert, NRL, Washington DC
Observations of Record-low Thermospheric Density During the Current Minimum
view .pdf
  10:10 a.m. Liying Qian, HAO, NCAR, Boulder, Colorado
Thermosphere/Ionosphere Response to the Recent Solar Minimum
view .pdf
  10:25 a.m. BREAK  
  10:55 a.m. Eduardo Araujo-Pradere, CIRES, University of Colorado, Boulder; NOAA Space Weather Prediction Center, Boulder, Colorado
Implications of comparison of Physical Model Simulations and Data During the Last Solar Minimum
view .pdf
  11:20 a.m. Giuliana de Toma, HAO, NCAR, Boulder, Colorado
Evolution of Polar Magnetic Fields and Coronal Holes During the Extended Minimum Between Cycle 23 and 24: Implications for the heliosphere and geospace
view .pdf
  11:35 a.m. David Webb, Boston College, Massachusetts
How Do the Current Solar Wind and CME Data Compare to the Previous Minimum?
view .pdf

Session 6
Solar Physics: What Do We Learn About the Sun from this Unique Cycle Minimum?
Chair:  Gary Rottman, LASP, University of Colorado, Boulder

  1:15 p.m.
Oran R. (Dick) White, LASP, University of Colorado, Boulder
What Have We Learned in 50 Years about TSI?
  1:15 p.m. Oran R. (Dick) White, LASP, University of Colorado, Boulder
Mini Maunder Minimum
view .pdf
  1:45 p.m. Eva Robbrecht, George Mason University, Virginia, and the Royal Observatory of Belgium, Brussels
The Weak Polar Fields of Solar Cycle 23
view .pdf
  2:00 p.m. Ken Tapping, NRC, Herzberg Inst. of Astrophysics, B.C., Canada
Properties of the Sunspot Number and 10.7 cm Solar Flux Activity Indices, Their Interrelationship and Unusual Behaviour Since the Year 2000
view .pdf
  2:25 p.m. Leif Svalgaard, Stanford University
Predicting the Solar Cycle
view .pdf
  2:50 p.m. Break
  3:30 p.m. Paul Charbonneau, University of Montreal, Canada
Abnormal Cycles from Normal Dynamos
view .pdf
  3:55 p.m. Mausumi Dikpati, HAO, NCAR, Boulder, Colorado
Cycle 24 Onset: Why more delayed than predicted?
view .pdf
  4:10 p.m. Joan Feynman, JPL, California Institute of Technology, Pasadena
Was the Recent Solar Cycle Minimum Unique?
view .pdf
  4:25 p.m. Andres Munoz-Jaramillo, Montana State University, Bozeman
Are Changes in the Solar Meridional Circulation Responsible for the Current Minimum?
view .pdf
  6:30 p.m. SORCE Science Meeting Dinner  

Friday, May 21

  Session 6 (cont.)
Solar Physics: What Do We Learn About the Sun from this Unique Cycle Minimum?
Chair: Gary Rottman, LASP, University of Colorado, Boulder

  8:05 a.m. Marty Snow, LASP, University of Colorado, Boulder
Active Longitudes Over Three Solar Cycles
view .pdf
  8:30 a.m. Richard Mewaldt, Caltech
Record-Breaking Cosmic-Ray Intensities During 2009 and 2010
view .pdf
  Session 7
Recommendations for the Future: How to Improve the Climate Data Record?
Chair: Tom Woods, LASP, University of Colorado

  8:55 a.m.
John Bates, NOAA, Asheville, North Carolina
The Future for Climate Monitoring by NOAA
view .pdf
  9:25 a.m. Peter Pilewskie, LASP, University of Colorado, Boulder
The Sun, Climate, and the Total and Spectral Solar Irradiance Sensor
view .pdf
  9:50 a.m. BREAK  
  10:45 a.m. Madhulika (Lika) Guhathakurta, NASA Headquarters, Washington DC
Living With a Star Targeted Research and Technology Solar-Climate Program
view .pdf
  11:00 a.m. Dean Pesnell, NASA Goddard Space Flight Center, Greenbelt, Maryland
The Solar Dynamics Observatory: Your eye on the Sun
view .pdf
  11:25 a.m. Meeting Summary / Discussion view .pdf