The Solar-Stellar Spectrograph: Publications

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Hall, J. C., Lockwood, G. W., & Skiff, B. A., 2009, Astronomical Journal, in press.  "The Activity and Variability of the Sun and Sun-like Stars. II. Contemporaneous Spectroscopy and Photometry of Solar Analogs."

Favata, F., Micela, G., Orlando, S., Schmitt, J. H. M. M., Sciortino, S., & Hall, J., 2008, Astronomy & Astrophysics, 490, 1121.  "The X-ray cycle in the solar-type star HD 81809: XMM-Newton Observations and Implication on the Coronal Structure."  (Supporting cycle-timescale HK observations of HD 81809.)  [Online ]

Hall, J. C., Lockwood, G. W., Skiff, B. A., & Henry, G. W., 2008, SORCE Science Meeting, Santa Fe, NM, Feb 5-7, 2008.  "Brightness Variations of Solar Analogs during Activity Cycles and Grand Minima."  (Contributed talk.)  [Online abstract ]

Saar, S. H., Cuntz, M., Kashyap, V. L., & Hall, J. C., 2008, IAU Symposium 249, eds. Y. S. Sun & S. Ferraz-Mello (san Francisco: PASP), in press.  "First Observation of Planet-Induced X-ray Emission: The System HD 179949."  (SSS supporting HK observations.)  [ArXiv E-print ]

Hall, J. C., 2008, Living Reviews in Solar Physics, 4, 2008-2.  "Stellar Chromospheric Activity."  (Invited review article.)  [Online publication ]

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

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

Hempelmann, A., Robrade, J. Schmitt, J. H. M. M., Favata, F., Baliunas, S. L., & Hall, J. C., 2006, Astronomy & Astrophysics, 460, 261.  "Coronal Activity Cycles in 61 Cygni."  (Supporting cycle-timescale HK observations of 61 Cyg A and B.)  [Online ]

Giampapa, M. S., Hall, J. C., Radick, R. R., & Baliunas, S. L., 2006, Astrophysical Journal, 651, 444.  "A Survey of Chromospheric Activity in the Solar-Type Stars in the Open Cluster M67."   [Online ]

Hall, J. C., & Lockwood, G. W., 2004, Astrophysical Journal, 614, 942.  "The Chromospheric Activity and Variability of Cycling and Flat Activity Solar-Analog Stars."   [Online ]

Hall, J. C., & Lockwood, G. W., 2004, BAAS, 204.0302.  "The Distribution and Variability of Chromospheric Activity in a Large Sample of Solar Analogs."  (Poster Presentation at 2004 Denver AAS meeting.)

Giampapa, M. S., Hall, J. C., Radick, R. R., & Baliunas, S. L., 2003, SPD meeting #34, #07.10.  "Chromospheric Activity in Solar-Type Stars."

Hall, J. C., 2002, Proceedings of the SOHO 11 Symposium on From Solar Min to Max: Half a Solar Cycle with SOHO, 11-15 March 2002, Davos, Switzerland, ed. A. Wilson, 121.  "Past and Future Trends in Stellar Activity Cycle Research: Beyond Ca II H&K."  (Invited Review.)

Lockwood, G. W., Hall, J. C, Skiff, B. A., Henry, G. W., Radick, R. R., Baliunas, S. L., Soon, W., & Donahue, R. A., 2002, BAAS, 200.0709.  "Gauging the Sun: Comparative photometric and magnetic activity measurements of sunlike stars, 1984-2001."  (Poster Presentation at 2002 AAS meeting.)

Hall, J. C., & Lockwood, G. W., 2000, Astrophysical Journal, 545, L43.  "Evidence of a Pronounced Activity Cycle in the Solar Twin 18 Sco."   [Online ]

Hall, J. C., & Lockwood, G. W., 2000, Astrophysical Journal, 541, 346.  "Composite Spectral Indices: A New Method for the Interpretation of Solar and Stellar Activity."   [Online ]

Hall, J. C., & Lockwood, G. W., 1999, BAAS, 195.1070.  "Evaluation of Solar Activity in Multiple Spectral Lines, 1994-1998."  (Poster presentation at Atlanta AAS meeting.)

Hall, J. C., 1998, Proceedings of the Second Lowell Fall Workshop.  "Solar Analogs: Characteristics and optimum Candidates, ed. J. C. Hall."   [Proceedings available at this site ]

Hall, J. C., & Lockwood, G. W., 1998, Astrophysical Journal, 493, 494.  "The Solar Activity Cycle. I. Observations of the End of Cycle 22, 1993 September--1997 February."   [Online ]

Hall, J. C., & Wolovitz, J. B., 1998, Astronomical Journal, 115, 2571.  "Fixed-Phase Observations of RS Canum Venaticorum and BY Draconis Systems."   [Online ]

Hall, J. C., 1996, Publications of the Astronomical Society of the Pacific, 108, 313.  "On the Determination of Empirical Stellar Flux Scales."

Gunn, A. G., Hall, J. C., Lockwood, G. W., & Doyle, J. G., 1996, Astronomy & Astrophysics, 305, 146.  "Cross-correlation Radial Velocity Measurements of Chromospherically Active Binaries."

Hall, J. C, Lockwood, G. W., & Gibb, E. L., 1995, Astrophysical Journal, 442, 778.  "Activity cycles in cool stars. I: Observation and analysis methods and case studies of four well-observed examples."   [Abstract online ]

Hall, J. C., & Lockwood, G. W., 1995, Astrophysical Journal, 438, 404.  "The Solar-Stellar Spectrograph: Project Description, Data Calibration, and Initial Results."   [Abstract online ]

Hall, J. C., Fulton, E. E., Huenemoerder, D. P., Welty, A. D., & Neff, J. E., 1994, Publications of the Astronomical Society of the Pacific, 106, 697.  "The Reduction of Fiber-Fed Echelle Spectrograph Data: Methods and an IDL-based Solution Procedure."

Hall, J. C., Lockwood, G. W., & Gibb, E. L., 1994, BAAS, 185.8016.  "The Solar-Stellar Spectrograph: The Sun in 1994."  (Poster presentation at Tucson AAS meeting.)

Hall, J. C., Lockwood, G. W., & Gibb, E. L., 1994, BAAS, 185.8017.  "The Solar-Stellar Spectrograph: Unification of Solar and Stellar Flux Scales and Initial Results."  (Poster presentation at Tucson AAS meeting.)

Feigelson, E. D., Welty, A. D., Imhoff, C., Hall, J. C., Etzel, P. B., Phillips, R. B., & Lonsdale, C. J., 1994, Astrophysical Journal, 432, 373.  "Multiwavelength Study of the Magnetically Active T Tauri Star HD 283447."  (Supporting Ca HK observations.)  [Abstract online]