Soon, Willie
Fellowship Advisor Smithsonian Astrophysical Observatory staffObservational analysis and physical modeling of phenomena relevant to the Sun, Sun-like stars, and the Earth.
Background And Education
Education And Training
Awards And Honors
- The Frederick Seitz Memorial Award, conferred by Science and Environmental Policy Project, 2017
- Courage in Defense of Science, conferred by the George C. Marshall Institute, 2014
- Petr Beckmann Award, conferred by Doctors for Disaster Preparedness, 2004
- Smithsonian Institution (Smithsonian Astrophysical Observatory) Award, 2003
Publications
Selected Publications
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Article
- Velasco Herrera, Víctor Manuel, Soon, Willie, Hoyt, Douglas V., and Muraközy, Judit. 2022. "Group Sunspot Numbers: A New Reconstruction of Sunspot Activity Variations from Historical Sunspot Records Using Algorithms from Machine Learning." Solar Physics, 297 8. https://doi.org/10.1007/s11207-021-01926-x. 2022
- Velasco Herrera, V. M., Soon, Willie, and Legates, D. R. 2021. "Does Machine Learning reconstruct missing sunspots and forecast a new solar minimum?." Advances in Space Research 68 (3):1485-1501. https://doi.org/10.1016/j.asr.2021.03.023 2021
- Velasco Herrera, V. M., Soon, W., and Legates, D. R. 2021. "Does Machine Learning reconstruct missing sunspots and forecast a new solar minimum?" Advances in Space Research, 1485–1501. 68, https://doi.org/10.1016/j.asr.2021.03.023. 2021
- Cionco, R. G., Kudryavtsev, S. M., and Soon, W. W. -H. 2021. "Possible Origin of Some Periodicities Detected in Solar-Terrestrial Studies: Earth's Orbital Movements." Earth and Space Science, e01805. 8, https://doi.org/10.1029/2021EA001805. 2021
- Cionco, Rodolfo G., Soon, Willie W. -H, Elias, Ana G., and Quaranta, Nancy E. 2020. "Latitudinal insolation gradients throughout the Holocene II - High frequency variations." Advances in Space Research 66:1992-2000. https://doi.org/10.1016/j.asr.2020.07.008 2020
- Cionco, Rodolfo G., Soon, Willie W. -H, and Quaranta, Nancy E. 2020. "On the calculation of latitudinal insolation gradients throughout the Holocene." Advances in Space Research 66:720-742. https://doi.org/10.1016/j.asr.2020.04.030 2020
- Metcalfe, Travis S., van Saders, Jennifer L., Basu, Sarbani, Buzasi, Derek, Chaplin, William J., Egeland, Ricky, Garcia, Rafael A., Gaulme, Patrick, Huber, Daniel, Reinhold, Timo, Schunker, Hannah, Stassun, Keivan G., Appourchaux, Thierry, Ball, Warrick H., Bedding, Timothy R., Deheuvels, Sébastien, González-Cuesta, Lucía, Handberg, Rasmus, Jiménez, Antonio, Kjeldsen, Hans, Li, Tanda, Lund, Mikkel N., Mathur, Savita, Mosser, Benoit, Nielsen, Martin B. et al. 2020. "The Evolution of Rotation and Magnetic Activity in 94 Aqr Aa from Asteroseismology with TESS." The Astrophysical Journal 900:154. https://doi.org/10.3847/1538-4357/aba963 2020
- Soon, Willie, Velasco Herrera, V. M., Cionco, R. G., Qiu, S., Baliunas, Sallie, Egeland, R., Henry, G. W., and Charvátová, I. 2019. "Covariations of chromospheric and photometric variability of the young Sun analogue HD 30495: evidence for and interpretation of mid-term periodicities." Monthly Notices of the Royal Astronomical Society 483:2748-2757. https://doi.org/10.1093/mnras/sty3290 2019
- Soon, Willie Wei-Hock, Connolly, Ronan, Connolly, Michael, O'Neill, Peter, Zheng, Jingyun, Ge, Quansheng, Hao, Zhixin, and Yan, Hong. 2019. "Reply to Li & Yang's comments on "Comparing the current and early 20th century warm periods in China"." Earth Science Reviews 198:102950. https://doi.org/10.1016/j.earscirev.2019.102950 2019
- Liu, Chengcheng, Yan, Hong, Fei, Haobai, Ma, Xiaolin, Zhang, Wenchao, Shi, Ge, Soon, Willie, Dodson, John, and An, Zhisheng. 2019. "Temperature seasonality and ENSO variability in the northern South China Sea during the Medieval Climate Anomaly interval derived from the Sr/Ca ratios of Tridacna shell." Journal of Asian Earth Sciences 180:103880. https://doi.org/10.1016/j.jseaes.2019.103880 2019
- Garg, Suyog, Karak, Bidya Binay, Egeland, Ricky, Soon, Willie, and Baliunas, Sallie. 2019. "Waldmeier Effect in Stellar Cycles." The Astrophysical Journal 886:132. https://doi.org/10.3847/1538-4357/ab4a17 2019
- Cionco, Rodolfo Gustavo, Valentini, José Ernesto, Quaranta, Nancy Esther, and Soon, Willie W. -H. 2018. "Lunar fingerprints in the modulated incoming solar radiation: In situ insolation and latitudinal insolation gradients as two important interpretative metrics for paleoclimatic data records and theoretical climate modeling." New Astronomy 58:96-106. https://doi.org/10.1016/j.newast.2017.08.003 2018
- Velasco Herrera, V. M., Pérez-Peraza, Jorge, Soon, Willie, and Márquez-Adame, J. C. 2018. "The quasi-biennial oscillation of 1.7 years in ground level enhancement events." New Astronomy 60:7-13. https://doi.org/10.1016/j.newast.2017.09.007 2018
- Velasco Herrera, V. M., Soon, Willie, Velasco Herrera, G., Traversi, R., and Horiuchi, K. 2017. "Generalization of the cross-wavelet function." New Astronomy 56:86-93. https://doi.org/10.1016/j.newast.2017.04.012 2017
- Egeland, Ricky, Soon, Willie, Baliunas, Sallie, Hall, Jeffrey C., Pevtsov, Alexei A., and Bertello, Luca. 2017. "The Mount Wilson Observatory S-index of the Sun." The Astrophysical Journal 835:25. https://doi.org/10.3847/1538-4357/835/1/25 2017
- Cionco, Rodolfo Gustavo and Soon, Willie. 2015. "A phenomenological study of the timing of solar activity minima of the last millennium through a physical modeling of the Sun-Planets Interaction." New Astronomy 34:164-171. https://doi.org/10.1016/j.newast.2014.07.001 2015
- Legates, David R., Soon, Willie, Briggs, William M., and Monckton of Brenchley, Christopher. 2015. "Climate Consensus and `Misinformation': A Rejoinder to Agnotology, Scientific Consensus, and the Teaching and Learning of Climate Change." Science & Education 24:299-318. https://doi.org/10.1007/s11191-013-9647-9 2015
- Hiremath, K. M., Manjunath, Hegde, and Soon, Willie. 2015. "Indian summer monsoon rainfall: Dancing with the tunes of the sun." New Astronomy 35:8-19. https://doi.org/10.1016/j.newast.2014.08.002 2015
- Soon, Willie and Legates, David R. 2015. "Response to the comment on: “Soon, W., and Legates, D.R., solar irradiance modulation of equator- to-pole (Arctic) temperature gradients: empirical evidence for climate variation on multi-decadal timescales. Journal of Atmospheric and solar-terrestrial physics, 93, (2013) 45-56” by F. Meunier and A. H. Reis." Journal of Atmospheric and Solar-Terrestrial Physics 128:92-93. https://doi.org/10.1016/j.jastp.2015.01.013 2015
- Usoskin, Ilya G., Arlt, Rainer, Asvestari, Eleanna, Hawkins, Ed, Käpylä, Maarit, Kovaltsov, Gennady A., Krivova, Natalie, Lockwood, Michael, Mursula, Kalevi, O'Reilly, Jezebel, Owens, Matthew, Scott, Chris J., Sokoloff, Dmitry D., Solanki, Sami K., Soon, Willie, and Vaquero, José M. 2015. "The Maunder minimum (1645-1715) was indeed a grand minimum: A reassessment of multiple datasets." Astronomy and Astrophysics 581:A95. https://doi.org/10.1051/0004-6361/201526652 2015
- Mörner, N. -A, Tattersall, R., Solheim, J. -E, Charvatova, I., Scafetta, N., Jelbring, H., Wilson, I. R., Salvador, R., Willson, R. C., Hejda, P., Soon, Willie, Velasco Herrera, V. M., Humlum, O., Archibald, D., Yndestad, H., Easterbrook, D., Casey, J., Gregori, G., and Henriksson, G. 2013. "General conclusions regarding the planetary-solar-terrestrial interaction." Pattern Recognition in Physics 1:205-206. https://doi.org/10.5194/prp-1-205-2013 2013
- Legates, David R., Soon, Willie, and Briggs, William M. 2013. "Learning and Teaching Climate Science: The Perils of Consensus Knowledge Using Agnotology." Science & Education 22:2007-2017. https://doi.org/10.1007/s11191-013-9588-3 2013
- Soon, Willie and Legates, David R. 2013. "Solar irradiance modulation of Equator-to-Pole (Arctic) temperature gradients: Empirical evidence for climate variation on multi-decadal timescales." Journal of Atmospheric and Solar-Terrestrial Physics 93:45-56. https://doi.org/10.1016/j.jastp.2012.11.015 2013
- Agnihotri, Rajesh, Dutta, Koushik, and Soon, Willie. 2011. "Temporal derivative of Total Solar Irradiance and anomalous Indian summer monsoon: An empirical evidence for a Sun–climate connection." Journal of Atmospheric and Solar-Terrestrial Physics 73 (13):1980-1987. https://doi.org/10.1016/j.jastp.2011.06.006 2011
- Soon, Willie, Dutta, Koushik, Legates, David R., Velasco, Victor, and Zhang, Weijia. 2011. "Variation in surface air temperature of China during the 20th century." Journal of Atmospheric and Solar-Terrestrial Physics 73:2331-2344. https://doi.org/10.1016/j.jastp.2011.07.007 2011
- Katsova, M. M., Livshits, M. A., Soon, Willie, Baliunas, S. L., and Sokoloff, D. D. 2010. "Differential rotation of some HK-Project stars and the butterfly diagrams." New Astronomy 15:274-281. https://doi.org/10.1016/j.newast.2009.08.003 2010
- Oláh, K., Kolláth, Z., Granzer, T., Strassmeier, K. G., Lanza, A. F., Järvinen, S., Korhonen, H., Baliunas, S. L., Soon, Willie, Messina, S., and Cutispoto, G. 2009. "Multiple and changing cycles of active stars. II. Results." Astronomy and Astrophysics 501:703-713. 2009
- Olh, K., Strassmeier, K. G., Granzer, T., Soon, Willie, and Baliunas, S. L. 2007. "Changing stellar activity cycles." Astronomische Nachrichten 328:1072. 2007
Contact
Location
- Smithsonian Astrophysical Observatory Academic Department