Publications

• Gibson et al., Proceedings IAU Symposium 328, p. 93, 2017.
  Gibson, S., D. Webb, I. Hewins, R. McFadden, B. Emery, W. Denig and P. McIntosh (2017), Beyond Sunspots: Studies Using the McIntosh Archive of Global Solar Magnetic Field Patterns, Living Around Active Stars; Proceedings IAU Symposium 328, p. 93, D. Nandy, A. Valio & P. Petit, eds., Cambridge Univ. Press, Cambridge, UK. Doi: 10.1017/S1743921317003726.

• Webb et al., Space Weather, 15, 1442, 2017.
  Webb, D. F., Gibson, S. E., Hewins, I. M., McFadden, R. H., Emery, B. A., Denig, W., McIntosh, P. S. (2017). Preserving a unique archive for long-term solar variability studies. Space Weather, 15, 1442–1446. Doi: 10.1002/2017SW001740.

• Webb et al., Frontiers in Astronomy and Space Sciences, 2018.
  Webb, D., S. Gibson, I. Hewins, R. McFadden, B. Emery, A. Malanushenko, T. Kuchar (2018), Evolution of the Global Solar Magnetic Field over 4 Solar Cycles: Use of the McIntosh Archive, Front. Astron. Space Sci., 5:23. Doi: 10.3389/fspas.2018.00023.

• Underwood, E., Eos, 99, 42, 2018.
  Underwood, Emily (2018), Preserving a 45-Year Record of Sunspots, Eos Research Spotlight, 99. Doi: 10.1029/2018EO090581. Published online 17 January 2018; Eos, 99, 42.

• Webb et al., RHESSI online Nugget No. 331, 2018.
  David Webb, Sarah Gibson, Ian Hewins, Robert McFadden, Barbara Emery and Thomas Kuchar (2018), New Views of Global Solar Magnetic Field Evolution Over Four Solar Cycles. RHESSI online Nugget No. 331, ed. H. Hudson, 20 August 2018.

• Hewins, I. M., S. E. Gibson, D. F. Webb, R. H. McFadden, T. A. Kuchar, B. A. Emery, and S. W. McIntosh, 2020. 
  The Evolution of Coronal Holes over Three Solar Cycles Using the McIntosh Archive, Sol. Phys., 295, 161. DOI: 10.1007/s11207-020-01731-y.

• Emery, B. A., D. F. Webb, S. E. Gibson, I. M. Hewins, R. H. McFadden, T. A. Kuchar, 2021.
  Latitude Variations in Primary and Secondary Polar Crown Polarity Inversion Lines and Polar Coronal Hole Boundaries over Five Solar Cycles, (in preparation).

Publications Using McA data

• Mazumder et al., Astrophys. J., 868, 52., 2018.
  Mazumder, R., P. Bhowmik, D. Nandy (2018), The Association of Filaments, Polarity Inversion Lines, and Coronal Hole Properties with the Sunspot Cycle: An Analysis of the McIntosh Database, Astrophys. J., 868, 52. Doi: 10.3847/1538–4357/aae68a.

• Mazumder, R., Astron. Astrophys., submitted, 2019. 
  Mazumder, R. (2019), Properties of filament in Solar cycle 20–23 from McIntosh Archive, Research in Astron. Astrophys., 19, 80.

• Mordvinov, A.V. and L.L. Kitchatinov, 2019.
  Evolution of the Sun’s Polar Fields and the Poleward Transport of Remnant Magnetic Flux, Solar Phys., 294, 21. Doi: 10.1007/s11207-019-1410-1.

• Munteanu, C., A. Hamada, and K. Mursula, 2019.
  High-speed solar wind streams in 2007-2008: Turning on the Russell-McPherron effect, J. Geophys. Res., 124, No.11, 8913. Doi: 10.1029/2019JA026846.

• Karna, M. L., Karna, N., Saar, S. H., Pesnell, W. D., DeLuca, E. E., 2020.
  A Study of Equatorial Coronal Holes during the Maximum Phase of Four Solar Cycles, Astrophys. J., 901, 124. Doi: 10.3847/1538-4357/.

• Hamada, A., Asikainen, T. & Mursula, K., 2021.
  A Uniform Series of Low-Latitude Coronal Holes in 1973–2018. Sol Phys 296, 40.
  Doi: 10.1007/s11207-021-01781-w.

Presentations

• Hewins et al.; Poster: Boulder Solar Day, Space Weather Week, and Solar Physics Division meetings in 2016.
  Ian Hewins, Robert McFadden, Barbara Emery, Sarah Gibson, David Webb, William Denig, Preserving a Unique Archive for Long-Term Solar Variability Studies.

• Gibson et al., Invited talk: IAU Symposium 328 in 2016.
  Sarah Gibson, David Webb, Ian Hewins, Robert McFadden, Barbara Emery, Bill Denig, Beyond Sunspots: Studies Using the McIntosh Archive of Global Solar Magnetic Field Patterns, Invited talk: IAU Symposium 328: Living Around Active Stars, Maresias, SP, Brazil, October 17–21, 2016 and talk given at Boulder Solar Day, Boulder, CO, April 4, 2017.

• Webb et al., E-poster: SDO 2016 Workshop, Burlington, VT in 2016.
  David Webb, Sarah Gibson, Ian Hewins, Robert McFadden, Barbara Emery, William Denig, Studies Using a Newly Digitized Archive of Global Solar Magnetic Field Patterns.

• Gibson et al., Poster presented at the Fall AGU Meeting, San Francisco in 2016.
  Sarah Gibson, Anna Malanushenko, Ian Hewins, Robert McFadden, Barbara Emery, David Webb, William Denig, SH11A‐2220: The McIntosh Archive: A Solar Feature Database Spanning Four Solar Cycles.

• Webb et. al., Talk: Fall AGU Meeting, New Orleans, LA, December 15, 2017.
  David F. Webb, Ian Hewins, Sarah E. Gibson, Robert McFadden, Barbara A. Emery, and Anna V. Malanushenko, Studies of Global Solar Magnetic Field Patterns Using a Newly Digitized Archive.

• Webb et al. Poster: IAU Symp. 340, Boulder Solar Day, TESS 2018, IAU GA.
  David Webb, Sarah Gibson, Ian Hewins, Robert McFadden, Barbara Emery, Scott McIntosh, Thomas Kuchar, Studies of Global Solar Magnetic Field Patterns Using a Newly Digitized Archive; Poster presented at the following venues:

IAU Symposium 340: Long term datasets for the understanding of Solar and stellar Magnetic Cycles, Jaipur, India, 19–24 February 2018.

Boulder Solar Day, Boulder, CO, 15 March 2018.

TESS 2018, Leesburg, VA, 20–24 May 2018.

IAU General Assembly, Vienna, 27 August 2018.

• Hewins et. al., Poster: Fall AGU Meeting, Washington, DC, December 14, 2018.
  Hewins, Ian M., Thomas Kuchar, David F. Webb, Sarah E Gibson, Robert H. McFadden, Barbara A. Emery, Scott W. McIntosh; SH51E-1680: Study of Coronal Hole Lifetimes.

• Barbara Emery, David Webb, Sarah Gibson, Ian Hewins, Robert McFadden and Thomas Kuchar; Poster: Fall AGU Meeting, San Francisco, CA, 9-13 Dec. 2019.
  Primary and Secondary Solar Polar Crown PILs over Five Solar Cycles,SH13B-08.

• Jacob Harris, Ian M. Hewins, Mausumi Dipakti, Sarah E Gibson; Poster: REU meeting at HAO, Boulder, CO, in August 2019.
  Deriving Movement of the Centroid of Coronal Holes from Long Term McA Data.

• Hewins, Ian M., Thomas Kuchar, David F. Webb, Sarah E Gibson, Robert H. McFadden, Barbara A. Emery; Poster: Boulder Solar Day, Boulder, CO, March 12, 2019.
  Long Lived Low latitude Coronal Holes.

• Ian Hewins, Robert McFadden, Barbara Emery, Sarah Gibson, David Webb, Thomas Kuchar; Poster: SHINE Conference 2019, Boulder, CO, 5-9 August 2019.
  Coronal Hole Lifetimes Studied with the McIntosh Archive.

• Ian Hewins, Sarah Gibson, David Webb, Thomas Kuchar, Robert McFadden and Barbara Emery; Poster: Fall AGU Meeting, San Francisco, CA, 9-13 Dec. 2019.
  WHPI Hα “McIntosh” Carrington Maps, SH41D-3346.

• Barbara Emery, David Webb, Sarah Gibson, Ian Hewins, Robert McFadden and Thomas Kuchar; Talk: Fall AGU Meeting—online, 7 Dec. 2020.
  Oscillations in Secondary to Primary Polar Crown Polarity Inversion Lines around Solar Maximum over Five Solar Cycles, SH006-06.

• Jacob Harris, Mausumi Dikpati, Sarah Gibson and Ian Hewins; Poster: Fall AGU Meeting—online, 7 Dec. 2020.
  Tracking Movement of Coronal Holes from Long Term McA Data, SH002-0010.

• David Webb, Barbara Emery, Sarah Gibson, Ian Hewins, Robert McFadden and Thomas Kuchar; Poster presented at the Fall AGU Meeting - online, 7 Dec. 2020.
  The Polar Field Reversal Process over Five Solar Cycles Using the McIntosh Archive, SH002-0021.

• B. A. Emery, D. F. Webb, S. E. Gibson, I. M. Hewins, R. H. McFadden, T. A. Kuchar; Talk presented at HAO Seminar - online, 13 January 2021.
  Oscillations in Secondary to Primary Polar Crown Polarity Inversion Lines (PILs) around Solar Maximum (Smax) over Five Solar Cycles (SCs).

—Watch recorded presentation for Polarity Inversion Lines

• Barbara Emery, WHPI Tools Workshop, Thursday, January 21, 2021.
  FFT and Wavelet Tools for Harmonic Analyses

—Watch recorded presentation for Wavelet Analysis