John R. Varsik

Office Address
Big Bear Solar Observatory
40386 North Shore Lane
Big Bear City, CA 92314
(909) 866-5791 ext. 14
varsik@bbso.njit.edu

Education

University of Hawaii Ph.D.December 1987
University of Hawaii M.S.May 1981
Stanford UniversityB.S.June 1979

Associations

American Astronomical Society Astronomical Society of the Pacific

Appointments

New Jersey Institute of Technology
Big Bear Solar ObservatoryOctober 1997--Present
Assistant Research Professor
National Solar Observatory
Sacramento PeakOctober 1995--September 1997
Research Associate
California Institute of Technology
Big Bear Solar ObservatoryApril 1994--September 1995
Assistant Scientist
Big Bear Solar ObservatoryMay 1988--March 1994
Solar Observer
University of Hawaii
Windward Community CollegeJune 1987--August 1987
College of Continuing Education and Community March 1987--June 1987
Service
Lecturer, Introductory Astronomy
Institute for Astronomy1980--1986
Graduate Research Assistant
Department of Physics and Astronomy
Graduate Teaching Assistant, Introductory Astronomy July--August 1984
Graduate Teaching Assistant, Introductory Physics Lab August 1979--May 1980
Kitt Peak National Observatory1981
Summer Research Assistant

Awards and Honors

Achievement Rewards for College Scientists Scholarship Award 1983, 1984
National Merit Scholar1975

Publications

Imaging Magnetographs for High-Resolution Solar Observations in the Visible and Near-Infrared Wavelength Region. 2003, with C. Denker, L. Didkovsky, J. Ma, S. Shumko, J. Wang, H. Wang and P.R. Goode. Astronomische Nachrichten, 324, 332.

Control and Acquisition Software for the Visible-Light Fabry-Perot Interferometer at the Big Bear Solar Observatory. 2002, with S. Shumko, C. Denker, L. Didkovsky, W. Marquette, P.R. Goode and H. Wang. Proceedings of the SPIE, 4848, 483.

High-resolution Studies of the Polar Magnetic Fields during Cycle 23. 2002, with C.J. Durrant, J. Turner and P.R. Wilson. Solar Physics, 205, 205. Helioseismic Role of Polar Fields. 2002, with P.R. Goode, W.A. Dziembowski, L. Didkovsky and M.F. Woodard. B.A.A.S..

Results from the Big Bear Solar Observatory's New Digital Vector Magnetograph. 2001, with T.J. Spirock, C. Denker, S. Shumko, J. Qiu, P. Gallagher, J. Chae, P. Goode and H. Wang. A.G.U. spring meeting.

Dynamics of Quiet Sun Magnetic Fields. 2001, with C. Denker, T. Spirock, J. Chae, W.H. Marquette, H. Wang and P.R. Goode. ASP Conference Series, Advanced Solar Polarimetry.

\item The New Global High-Resolution H-alpha Network: First Observations and First Results. 2001, with M. Steinegger, C. Denker, P.R. Goode, W.H. Marquette, H. Wang, W. Otruba, H. Freislich, A. Hanslmeier, G. Luo, D. Chen and Q. Zhang. ESA SP-463, Proceedings of the 1st SOLSPA Euro-Conference ``The Solar Cycle and terrestrial Climate''.

The New Global High-Resolution H-alpha Network: Preliminary Results on the Chromospheric Differential Rotation. 2001, with M. Steinegger, C. Denker, P.R> Goode, W.H. Marquette, H. Wang, W. Otruba, H. Freislich, A. Hanslmeier, G. Luo, D. Chen and Q. Zhang. ESA SP-464, Proceedings of the SOHO 10 / GONG 2000 Conference.

Hα Linear Polarization Observations of Solar Flares: The Search for Proton Beams. 2000, with C.M. Johns-Krull, G.H. Fisher and W. Marquette. B.A.A.S..

First Observations with the Global High Resolution H-alpha Network. 2000, with M. Steinegger, C. Denker, P.R Goode, H. Wang, G. Luo, D. Chen, Q. Zhang, W. Otruba, A. Hanslmeier and H. Freislich. B.A.A.S..

The Rotation Rate Near the Solar Poles. 1999, B.A.A.S. 31, xx.

High-Resolution Studies of the Solar Polar Magnetic Fields. 1998, with P.R. Wilson and Y. Li. Solar Physics, 184, 223.

New Digital Magnetograph at Big Bear Solar Observatory. 1998, with H. Wang, C. Denker, T. Spirock, P.R. Goode, et al. Solar Physics 183, 1.

Spatial Dependence of Solar-Cycle Changes in the Sun's Luminosity. 1998, with S. F. Taylor, M. Woodard, and K. G. Libbrecht. Solar Physics 178, 439.

Telescope Mirror Contamination and Airborne Dust. 1997, with W.A. Siegmund and D.H. Berger. B.A.A.S. 29, 898.

High-Resolution Studies of the Solar Polar Magnetic Fields. 1996, with P.R. Wilson and Y. Li. B.A.A.S. 28, 871.

Earth-Based Observations of the Galileo Probe Entry Site. 1996, with G. Orton, J. L. Ortiz, K. Baines, G. Bjoraker, U. Carsenty, F. Colas, A. Dayal, D. Deming, P. Drossart, E. Frappa, J. Friedson, J. Goguen, W. Golisch, D. Griep, C. Hernandez, W. Hoffmann, D. Jennings, C. Kaminski, J. Kuhn, P. Laques, S. Limaye, H. Lin, J. Lecacheux, T. Martin, G. McCabe, T. Momary, D. Parker, R. Puetter, M. Ressler, G. Reyes, P. Sada, J. Spencer, J. Spitale, S. Stewart, J. Warell, W. Wild, P. Yanamandra-Fisher, G. Fazio, J. Hora, and L. Deutsch. Science 272, 839.

Calibration of the Big Bear Videomagnetograph. 1995. Solar Physics 161, 207.

High Resolution Observations of the Polar Magnetic Fields. 1993, with H. Lin and H. Zirin. Solar Physics 155, 243.

Joint Vector Magnetograph Obsevations at BBSO, Huairou Station and Mees Solar Observatory. 1992, with H. Wang, H. Zirin, R. C. Canfield, K. D. Leka, and J. Wang. Solar Physics 142, 11.

Observations of Vector Magnetic Fields with a Magneto-Optic Filter. 1989, with A. Cacciani and H. Zirin. Solar Physics 125, 173.

Beryllium Abundances of F Dwarfs. 1987, with K. G. Budge and A. M. Boesgaard. I.A.U. Symposium \# 132.

Stellar Activity in Early F Stars: The Dependence of Ca II Activity on Rotation. 1987. B.A.A.S. 19, 646.

Stellar Activity in F Stars: The Age Dependence of Ca II Flux and Rotation. 1985. B.A.A.S. 17, 902.

He I λ5876 as an Indicator of Activity in Main-Sequence Stars. 1985, with Sidney C. Wolff and James N. Heasley. Pub. Astron. Soc. Pacific 97, 707.

He I λ5876 as a Chromospheric Activity Indicator. 1984, with Sidney C. Wolff and James N. Heasley. B.A.A.S. 16, 940.

Age Estimates for F2-G2 Field Main Sequence Stars. 1983, Pub. Astron. Soc. Pacific 95, 602.


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