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John R. Varsik

Observed names: J. R. Varsik, J. R. Varsik C, J. Varsik, J.R. Varsik, John Varsik
OpenAlex ID: A5018851155
Earth-Based Observations of the Galileo Probe Entry Site
1996 · G. Orton, J. L. Ortiz, et al. · Science · 63
Joint vector magnetograph observations at BBSO, Huairou Station and Mees Solar Observatory
1992 · Haimin Wang, John Varsik, et al. · Solar Physics · 51
High-resolution observations of the polar magnetic fields of the sun
1994 · H. Lin, J. Varsik, et al. · Solar Physics · 32
Calibration of the Big Bear videomagnetograph
1995 · John R. Varsik · Solar Physics · 28
Nasmyth focus instrumentation of the New Solar Telescope at Big Bear Solar Observatory
2010 · Wenda Cao, Nicolas Gorceix, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 25
New Digital Magnetograph At Big Bear Solar Observatory
1998 · H. Wang, C. Denker, et al. · Solar Physics · 24
Progress on the 1.6-meter New Solar Telescope at Big Bear Solar Observatory
2006 · C. Denker, P. R. Goode, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 20
High-Resolution Studies of the Solar Polar Magnetic Fields
1999 · J.R. Varsik, P.R. Wilson, et al. · Solar Physics · 16
Observations of vector magnetic fields with a magneto-optic filter
1990 · Alessandro Cacciani, John Varsik, et al. · Solar Physics · 16
High-order adaptive optical system for Big Bear Solar Observatory
2003 · Leonid V. Didkovsky, Alexander Dolgushyn, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 15
He I lambda 5876 as an indicator of activity in main-sequence stars
1985 · S. C. Wolff, J. N. Heasley, et al. · Publications of the Astronomical Society of the Pacific · 15
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IRIM: An Imaging Magnetograph for High-Resoultion Solar Observations in the Near-Infrared
2003 · Carsten J. Denker, J. Ma, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 14
Imaging magnetographs for high‐resolution solar observations in the visible and near‐infrared wavelength region
2003 · C. Denker, L. Didkovsky, et al. · Astronomische Nachrichten · 12
Spatial Dependence of Solar-Cycle Changes in the Sun's Luminosity
1998 · S. F. Taylor, J. R. Varsik, et al. · Solar Physics · 12
Control and operation of the 1.6 m New Solar Telescope in Big Bear
2014 · J. Varsik, C. Plymate, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 11
Design of a telescope pointing and tracking subsystem for the Big Bear Solar Observatory New Solar Telescope
2006 · J. R. Varsik, G. Yang · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 10
The telescope control system of the New Solar Telescope at Big Bear Solar Observatory
2006 · G. Yang, J. R. Varsik, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 10
High-resolution Studies of the Polar Magnetic Fields during Cycle 23
2002 · J. Varsik, C.J. Durrant, et al. · Solar Physics · 8
The Big Bear Solar Observatory's Digital Vector Magnetograph
2001 · T. J. Spirock, C. Denker, et al. · 4
The new global high-resolution H alpha network: Preliminary results on the chromospheric differential rotation
2001 · M. Steinegger, C. Denker, et al. · 3
The new global high-resolution H alpha network: First observations and first results
2000 · M. Steinegger, C. Denker, et al. · 3
Telescope Mirror Contamination and Airborne Dust
1997 · J. R. Varsik, Walter A. Siegmund, et al. · AAS/Solar Physics Division Meeting #28 · 3
The Visible--Light Magnetograph at the Big Bear Solar Observatory: Hardware and Software
2005 · S. Shumko, V. I. Abramenko, et al. · 1
The New Solar Telescope at Big Bear Solar Observatory
2004 · C. Denker, W. Marquette, et al. · American Astronomical Society Meeting Abstracts #204 · 1
Control and Acquisition Software for the Visible-Light Fabry-P‰rot Interferometer at the Big Bear Solar Observatory
2002 · Sergiy Shumko, Carsten J. Denker, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 1
Works count: 47
Citation count: 399
H-index: 12
I10-index: 17
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