The Solar-Stellar Spectrograph: References

Abbott, C. G. 1929, The Sun and the Welfare of Man, (New York: Smithsonian)

Early treatise on the putative influence of the Sun on climate.

Baliunas, S. L., et al. 1995, Chromospheric Variations in Main-Sequence Stars. II., ApJ, 438, 269.

The second "fundamental results" paper from the Mt. Wilson project, following Wilson (1978). Written for professional audiences but a classic.

Bushby, P. J., & Tobias, S. M 2007, On Predicting the Solar Cycle Using Mean-Field Models, ApJ, 661, 1289.

Argues that the solar cycle is fundamentally unpredictable.

Cameron, R., & Schüssler, M. 2007, Solar Cycle Prediction Using Precursors and Flux Transport Models, ApJ, 659, 801.

Argues that the predictive skill of most cycle prediction methods is not related to physical processes in the Sun.

Cameron, R., & Schüssler, M. 2008, A Robust Correlation between Growth Rate and Amplitude of Solar Cycles: Consequences for Prediction Methods, ApJ, 685, 1291.

The correlation between solar cycle rise time and amplitude, and consequences for cycle prediction.

Dikpati, M., de Toma, G., & Gilman, P. A. 2006, Predicting the Strength of Solar Cycle 24 Using a Flux-Transport Dynamo-Based Tool, Geophys. Res. Lett., 33, L05102.

A brief paper describing their model and its prediction for cycle 24.

Dikpati, M., & Gilman, P. A. 2006, Simulating and Predicting Solar Cycles Using a Flux-Transport Dynamo, Astrophys. J., 649, 498-514.

A detailed discussion of this kind of model, with an overview of earlier work in this area in the introduction.

Dikpati, M., Gilman, P. A., & de Toma, G. 2008, The Waldmeier Effect: An Artifact of the Definition of Wolf Sunspot Number?, ApJ, 673, L99.

Rebutting Cameron & Schüssler 2007.

Duncan, D. K., et al. 1991, Ca II H and K measurements made at Mount Wilson Observatory, 1966-1983, ApJS, 76, 383.

Contains a truly enormous table of activity measurements at Mount Wilson, plus a decription of the observing and reduction procedure.

Eberhard, G., & Schwarzschild, K. 1913, On the Reversal of the Calcium Lines H and K in Stellar Spectra, ApJ, 38, 292.

A brief "note" with some prescient comments about stellar activity.

Eddy, J. A. 1976, The Maunder Minimum, Science, 192, 1189.

The highly readable paper that revived respectable interest in solar influences on climate. Eddy coins the term "Maunder Minimum" in this work.

Feynman, J. 1983, Geomagnetic and Solar Wind Cycles, 1900-1975, JGR, 87, 6153.

Technical but readable paper that explores how the geomagnetic aa index can foreshadow the upcoming cycle amplitude.

Hall, J. C. PASP, On the Determination of Empirical Stellar Flux Scales, 1996, 108, 313.

Measuring the continuum fluxes of stars in important bandpasses as functions of broadband colors.

Hall, J. C., Henry, G. W., & Lockwood, G. W. 2007, The Sun-Like Activity of the Solar Twin 18 Scorpii, AJ, 133, 2206.

A short paper describing the observations and analysis of a decade of 18 Sco observations.

Hall, J. C., & Lockwood, G. W. 1995, The Solar-Stellar Spectrograph: Project Description, Data Calibration, and Initial Results, ApJ, 438, 404.

The first major paper from the SSS project.

Hall, J. C., Lockwood, G. W., & Skiff, B. A. 2007, The Activity and Variability of the Sun and Sun-like Stars. I. Synoptic Ca II H and K Observations, AJ, 133, 862.

A summary of our calcium HK observations.

Hall, J. C., et al. 1994, The Reduction of Fiber-Fed Echelle Spectrograph Data: Methods and an IDL-based Solution Procedure, PASP, 106, 697.

Description of our initial set of routines and algorithms for reducing SSS data.

Hardorp, J. 1978, The Sun Among the Stars. I. A Search for Solar Spectral Analogs, A&A, 63, 383.

The initial paper in the hunt for solar twins. If you start with this one, you can forward cite your way to the rest.

Hathaway, D. H., Wilson, R. M., & Reichmann, E. J. 1999, A Synthesis of Solar Cycle Prediction Techniques, JGR, 104, 22375.

A technical but readable paper describing the various prediction methods, as well as an attempt to obtain and improved prediction by combining several of the methods.

Henry, T. J., et al. 1996, A Survey of Ca II H and K Emission in Southern Solar-Type Stars, AJ, 111, 439.

Extending the more comprehensive northern sky work to southerly declinations.

Hoyt, D. V., & Schatten, K. H. 1998, Group Sunspot Numbers: A New Solar Activity Reconstruction, Solar Physics, 179, 189.

The initial specification of the Rg formation for sunspot numbers, broadly comparable to the Wolf number.

Javaraiah, J. 2008, Predicting the Amplitude of a Solar Cycle Using the North South Asymmetry in the Previous Cycle: II. An Improved Prediction for Solar Cycle 24, Sol. Phys., 252, 1419.

Predicts a weak Cycle 24.

Lockwood, G. W., et al. 2007, Patterns of Photometric and Chromospheric Variation among Sun-like Stars: A 20 Year Perspective, ApJS, 171, 260.

Extends the work of Radick et al. 1998

Massey, P., & Jacoby, G. H. 1992, CCD Data: The Good, The Bad, and The Ugly, ASP Conference Series #23 (San Francisco: ASP)240.

Excellent discussion of the pitfalls of CCD data reduction.

Middelkoop, F. 1982, Magnetic Structure in Cool Stars. IV - Rotation and Ca II H and K Emission of Main-Sequence Stars, A&A, 107, 31.

Presents a method for converting fluxes to Mount Wilson S.

Noyes, R. W., et al. 1984, Rotation, Convection, and Magnetic Activity in Lower Main-Sequence Stars, ApJ, 279, 763.

An important paper discussing the dependence of stellar activity on rotation and spectral type. Includes a widely used formulation of the R' activity parameter.

Radick, R. R., Lockwood, G. W., Skiff, B. A., & Baliunas, S. L. 1998, Patterns of Variation among Sun-like Stars, ApJS, 438, 269.

The relationship between activity and brightness in young and old stars is discussed in detail in this paper.

Rutten, R. G. M. 1984, Magnetic Structure in Cool Stars. VII. Absolute Surface Flux in Ca II H and K Line Cores, A&A, 130, 353.

Extends the Middelkoop (1982) flux-S conversion. We (Hall & Lockwood 1995) have argued that the solar calibration in this paper is in error.

Schatten, K. H. 2005, Fair Space Weather for Solar Cycle 24, GRL, 32, L21106.

Using the polar field precursor technique, Schatten predicts a very weak Cycle 24.

Schüssler, M. 2007, Are Solar Cycles Predictable?, Astron. Nachr., 10, 1087.

Perhaps, but not for the reasons we might think...

Schatten, K. H., et al. 1978, Using Dynamo Theory to Predict the Sunspot Number During Cycle 21, GRL, 5, 411.

Prediction of Cycle 21 using measurements of the polar magnetic field.

Sello, S. 2001, Solar Cycle Forecasting: A Nonlinear Dynamics Approach, A&A, 377, 312.

Describes one "statistical" approach to cycle prediction.

Sello, S. 2003, Solar Cycle Activity: A Preliminary Prediction for Cycle #24, A&A, 410, 691.

Predicts a medium-strength cycle peaking in 2011.

Svalgaard, L., Cliver, E. W., & Kamide, Y. 2005, Solar Cycle 24: Smallest Cycle in 100 Years?, GRL, 32, L01104.

Using the polar field precursor technique, they predict a maximum sunspot number for Cycle 24 of just 75, a very weak cycle.

Thekaekara, M. P., Kruger, R., & Duncan, C. H. 1969, Solar Irradiance Measurements from a Research Aircraft, Applied Optics, 8, 1713.

Report on an attempt to measure TSI from an airplane; not as accurate a study as more recent satellite experiments.

Usoskin, I. G., et al. 2003, Millennium-Scale Sunspot Number Reconstruction: Evidence for an Unusually Active Sun since the 1940s, Phys. Rev. Letters, 91, 1101.

Interesting paper from highly reputable workers.

Wilson, O. C. 1978, Chromospheric Variations in Main-Sequence Stars, ApJ, 226, 379.

A fundamental paper presenting the results of the first 12 years of the Mt. Wilson "HK Project."

Wright, J. T., et al. 2004, Chromospheric Ca II Emission in Nearby F, G, K, and M Stars, ApJS, 152, 261.

Includes S and R' for 1200 stars from the Carnegie Planet Sear Project