First-authored, refereed papers of David M. Willis

A list of first-authored, refereed publications of David M. Willis, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0001-9756-8601

List of publications ordered by citations
Number of papers: 29
No. of citations: 558

2018

1. Sunspot Observations on 10 and 11 February 1917: A Case Study in Collating Known and Previously Undocumented Records [9]
   Willis, D. M., Wilkinson, J., Scott, C. J., Wild, M. N., Stephenson, F. R., Hayakawa, H., Brugge, R. & Macdonald, L. T., Space Weather, 16, 1740

2016

1. The Greenwich Photo-heliographic Results (1874 - 1885): Observing Telescopes, Photographic Processes, and Solar Images [18]
   Willis, D. M., Wild, M. N., Appleby, G. M. & Macdonald, L. T., Solar Physics, 291, 2553
2. Re-examination of the Daily Number of Sunspot Groups for the Royal Observatory, Greenwich (1874 - 1885) [22]
   Willis, D. M., Wild, M. N. & Warburton, J. S., Solar Physics, 291, 2519

2013

1. The Greenwich Photo-heliographic Results (1874 - 1976): Procedures for Checking and Correcting the Sunspot Digital Datasets [40]
   Willis, D. M., Henwood, R., Wild, M. N., Coffey, H. E., Denig, W. F., Erwin, E. H. & Hoyt, D. V., Solar Physics, 288, 141
2. The Greenwich Photo-heliographic Results (1874 - 1976): Summary of the Observations, Applications, Datasets, Definitions and Errors [85]
   Willis, D. M., Coffey, H. E., Henwood, R., Erwin, E. H., Hoyt, D. V., Wild, M. N. & Denig, W. F., Solar Physics, 288, 117

2009

1. The presence of large sunspots near the central solar meridian at the times of major geomagnetic storms [7]
   Willis, D. M., Henwood, R. & Stephenson, F. R., Annales Geophysicae, 27, 185

2007

1. Sporadic aurorae observed in East Asia [37]
   Willis, D. M., Stephenson, F. R. & Fang, Huiping, Annales Geophysicae, 25, 417

2006

1. The presence of large sunspots near the central solar meridian at the times of modern Japanese auroral observations [10]
   Willis, D. M., Henwood, R. & Stephenson, F. R., Annales Geophysicae, 24, 2743

2005

1. Identification of possible intense historical geomagnetic storms using combined sunspot and auroral observations from East Asia [31]
   Willis, D. M., Armstrong, G. M., Ault, C. E. & Stephenson, F. R., Annales Geophysicae, 23, 945

2001

1. Solar and auroral evidence for an intense recurrent geomagnetic storm during December in AD 1128 [45]
   Willis, D. M. & Stephenson, F. R., Annales Geophysicae, 19, 289

2000

1. Possible configurations of the magnetic field in the outer magnetosphere during geomagnetic polarity reversals [7]
   Willis, D. M., Holder, A. C. & Davis, C. J., Annales Geophysicae, 18, 11
2. Simultaneous auroral observations described in the historical records of China, Japan and Korea from ancient times to AD 1700 [31]
   Willis, D. M. & Stephenson, F. R., Annales Geophysicae, 18, 1

1997

1. Statistics of the largest geomagnetic storms per solar cycle (1844-1993) [21]
   Willis, D. M., Stevens, P. R. & Crothers, S. R., Annales Geophysicae, 15, 719
2. Uncertainties in field-line tracing in the magnetosphere. Part II: the complete internal geomagnetic field [1]
   Willis, D. M., Singh, J. Robin & Freeman, K. S. C., Annales Geophysicae, 15, 181
3. Uncertainties in field-line tracing in the magnetosphere. Part I: the axisymmetric part of the internal geomagnetic field [2]
   Willis, D. M., Singh, J. Robin & Comer, Jacqueline, Annales Geophysicae, 15, 165

1994

1. Synoptic data for solar-terrestrial physics: The U.K. contribution to long-term monitoring [8]
   Willis, D. M., Hewish, A., Rishbeth, H. & Rycroft, M. J., Journal of Atmospheric and Terrestrial Physics, 56, 871

1988

1. Equations for the field lines of a sectorial magnetic multipole [2]
   Willis, D. M. & Gardiner, A. R., Geophysical Journal International, 95, 625

1987

1. Equation for the field lines of an axisymmetric magnetic multipole [18]
   Willis, D. M. & Young, L. R., Geophysical Journal, 89, 1011

1986

1. A survey of simultaneous observations of the high-latitude ionosphereand interplanetary magnetic field with EISCAT and AMPTE-UKS. [46]
   Willis, D. M., Lockwood, M., Cowley, S. W. H., van Eyken, A. P., Bromage, B. J. I., Rishbeth, H., Smith, P. R. & Crothers, S. R., Journal of Atmospheric and Terrestrial Physics, 48, 987

1982

1. Quadrupole and octupole parameters of Jupiter's main magnetic field. [5]
   Willis, D. M. & Osborne, A. D., Geophysical Journal, 68, 765
2. A direct analytic method to calculating the quadrupole parameters of a planetary magnetic field. [2]
   Willis, D. M., Geophysical Journal, 68, 751

1980

1. Seasonal variation of oriental sunspot sightings [33]
   Willis, D. M., Easterbrook, M. G. & Stephenson, F. R., Nature, 287, 617

1979

1. Statistics of the Largest Sunspot and Facular Areas Per Solar Cycle [7]
   Willis, D. M. & Tulunay, Y. K., Solar Physics, 64, 237

1978

1. Atmospheric water vapour of extraterrestrial origin: a discussion of its possible role in Sun-weather relationship. [3]
   Willis, D. M., Journal of Atmospheric and Terrestrial Physics, 40, 513
2. The magnetopause: microstructure and interaction with magnetospheric plasma. [25]
   Willis, D. M., Journal of Atmospheric and Terrestrial Physics, 40, 301

1976

1. The energetics of sun-weather relationships: magnetospheric processes. [17]
   Willis, D. M., Journal of Atmospheric and Terrestrial Physics, 38, 685

1975

1. The microstructure of the magnetopause. [22]
   Willis, D. M., Geophysical Journal, 41, 355

1974

1. Solar proton entry to the magnetosphere on 18 November 1968 and 25 February 1969 - II. Comparison of trajectory computations in two model magnetospheres. [4]
   Willis, D. M., Thomas, G. R. & Pratt, R. J., Journal of Atmospheric and Terrestrial Physics, 36, 1019
2. Phase variations at millimetric wavelengths on an Earth-space path through model atmospheres [0]
   Willis, D. M., Electronics Letters, 10, 281