FEBRUARY 2000 1 - A number of CMEs (backside?) !!! Interesting chains One more large CH !!! NOBE - outstanding chains !!! 2 - A number of CMEs (backside?) !!!Interesting chains and other activity inside a large CH !!! ILLUSTRATION ! NOBE - outstanding chains !!! EIT, Yohkoh, NOBE: an activity inside a CH !!! 3 - !!!Outstanding chains!!! ILLUSTRATION ! NOBE - outstanding chains !!! EIT, Yohkoh, NOBE: an activity inside a large CH !!! 4 - !!!Outstanding chains!!! ILLUSTRATION ! NOBE - outstanding chains !!! EIT, Yohkoh, NOBE: an activity inside a large CH !!! ****************** 5-7 - No EIT data ****************** 5 - !!! X1 flare at 1920 UT!!! Impressive NE CMEs; TRACE NOBE - outstanding chains !!! Yohkoh, NOBE: an activity inside a large CH !!! 5-9 Abnormal rotation rates of sunspots and durations of associated flares G. S. Suryanarayana, K. M. Hiremath, S. P. Bagare and M. Hegde A&A 580, A25 (2015), File http://www.aanda.org/articles/aa/pdf/2015/08/aa23389-14.pdf 6 - !!!Impressive NE and SE CMEs; TRACE NOBE - outstanding chains !!! Yohkoh, NOBE: an activity inside a large CH !!! 7 - H-alpha chains? 8 - !!! Our flare with type II burst at ~09 UT!!! NE filament eruption ? Large NE HALO CME!!! Strong Evolution of chains !!! ILLUSTRATION!!! !!!Interesting activity inside a N polar CH !!! NOBE - outstanding chains !!! E2 movie in the HALO Directory Pohjolainen et al. Early signatures of large-scale field line opening Multi-wavelength analysis of features connected with a 'halo' CME event (http://solar.physics.montana.edu/cgi-bin/eprint/index.pl?entry=961 ; text) 8-14 Feb 25 MeV Solar Proton Events in Cycle 24 and Previous Cycles Ian G. Richardson, Tycho T. von Rosenvinge, Hilary V. Cane 2016 http://arxiv.org/pdf/1604.07873v1.pdf ************************ 8-18 - A number of HALO CMEs with outstanding chains !!!!!! ************************ *********************** E1 movie, 8-.. in the HALO Directory *********************** 9 - !!!Continuation!!! SW HALO CME at ~19 UT, filament eruption!!! !!!Outstanding chains!!! ILLUSTRATION !! Two more eruptions from NW and SW sectors E2 movie in the HALO Directory Case study of a complex active-region filament eruption X. L. Yan1,2, Z. Q. Qu1, D. F. Kong1,3, L. H. Deng1,3 and Z. K. Xue A&A 557, A108 (2013) Coronal Mass Ejections, Type II Radio Bursts, and Solar Energetic Particle Events in the SOHO Era N. Gopalswamy1, S. Yashiro2, S. Akiyama2, P. Makela2, H. Xie2, M. L. Kaiser1, R. A. Howard3 and J. L. Bougeret4 E-print, Feb 2008, File; Annales Geophysicae 26, 3033–3047, 2008. sci-hub.tw/10.5194/angeo-26-3033-2008 https://www.ann-geophys.net/26/3033/2008/angeo-26-3033-2008.pdf 9-10 SUNSPOT ROTATION, SIGMOIDAL FILAMENT, FLARE, AND CORONAL MASS EJECTION: THE EVENT ON 2000 FEBRUARY 10 X. L. Yan1,2, Z. Q. Qu1, D. F. Kong1,2, and C. L. Xu 2012 ApJ 754 16 10 - !!! N HALO CME at ~02 UT !!! !!!Outstanding chains!!! ILLUSTRATION !! E2 movie in the HALO Directory Trend of photospheric magnetic helicity flux in active regions generating halo coronal mass ejections_ A. Smyrli1,2, F. Zuccarello1, P. Romano3, F. P. Zuccarello4, S. L. Guglielmino1, D. Spadaro3, A. W. Hood2, and D. Mackay2 A&A 521, A56 (2010), File 11 - !!! A large NW HALO CME at ~22 UT !!! A number of other CMEs!! !!!Outstanding chains!!! ILLUSTRATION !! LOW IONIZATION STATE PLASMA IN CORONAL MASS EJECTIONS Jin-Yi Lee1 and John C. Raymond 2012 ApJ 758 116 12- !!! Dst~194 nT!!! LDE at 04 UT !! A HALO CME at ~04 UT!!! !!!Outstanding chains!!! ILLUSTRATION !! Solar flares, type III radio bursts, coronal mass ejections and energetic particles. Cane, H..V., Erickson, W..C., Prestage, N..P.: 2002, J. Geophys. Res. 107, 1315. https://agupubs.onlinelibrary.wiley.com/doi/epdf/10.1029/2001JA000320 12-13 Testing the Simultaneity of Forbush Decreases with Algorithm-Selected Forbush Event Catalogue J. A. Alhassan, O. Okike, A. E. Chukwude J. Astrophys. Astr. 2021 https://arxiv.org/pdf/2111.05332.pdf 13- !!!Outstanding chains!!! ILLUSTRATION 14- !!!Outstanding/complicated chains!!! ILLUSTRATION Abnormal rotation rates of sunspots and durations of associated flares G. S. Suryanarayana, K. M. Hiremath, S. P. Bagare and M. Hegde A&A 580, A25 (2015), File http://www.aanda.org/articles/aa/pdf/2015/08/aa23389-14.pdf 15- !!!Outstanding/complicated chains!!! ILLUSTRATION 16 -!!!Outstanding/complicated chains!!! ILLUSTRATION 17 - !!! An outstanding simmetrical halo CME at ~19 UT !!! !!!Outstanding circular chain configuration in the central sector of the disk; correspondance with the halo CME!!! ILLUSTRATION !!! Yurchyshyn et al. (2001) Estimation of Reconnection Flux using Post-eruption Arcades and Its Relevance to 1-au Magnetic Clouds N. Gopalswamy, S. Yashiro, S. Akiyama, H. Xie Solar Phys. 2017 https://arxiv.org/pdf/1701.01943v1.pdf File Solar Energetic Particles and Associated EIT Disturbances in Solar Cycle 23 R. Miteva, K.-L. Klein, I. Kienreich, M. Temmer, A. Veronig, O. E. Malandraki E-print, Feb 2014, File; Solar Phys. http://arxiv.org/pdf/1402.1676v1.pdf Coronal Hole Influence on the Observed Structure of Interplanetary CMEs Pertti Makela, Nat Gopalswamy, Hong Xie, Amaal A. Mohamed, Sachiko Akiyama, Seiji Yashiro E-print, Jan 2013, File; Solar Phys. Radio Observations of Coronal Mass Ejection4 Review Vourlidas, A. (2004). “ in Solar and Space Weather Radiophysics: Current Status and Future Developments. Editors D. E. Gary and C. U. Keller (Dordrecht: Springer), Vol. 314, 223–242. https://sci-hub.st/10.1007/1-4020-2814-8_11 ÊÐÓÏÍÎÌÀÑØÒÀÁÍÛÅ “ÄÈÌÌÈÍÃÈ”, ÂÛÇÛÂÀÅÌÛÅ ÊÎÐÎÍÀËÜÍÛÌÈ ÂÛÁÐÎÑÀÌÈ ÌÀÑÑÛ ÍÀ ÑÎËÍÖÅ, ÏÎ ÄÀÍÍÛÌ SOHO/EIT  ×ÅÒÛÐÅÕ ËÈÍÈßÕ ÊÐÀÉÍÅÃÎ ÓÔ-ÄÈÀÏÀÇÎÍÀ È. Ì. ×åðòîê, Â. Â. Ãðå÷íåâ ÀÑÒÐÎÍÎÌÈ×ÅÑÊÈÉÆÓÐÍÀË, 2003, òîì 80,¹11, ñ. 1013–1025 ÊÐÓÏÍÎÌÀÑØÒÀÁÍÛÅ ÊÀÍÀËÈÇÈÐÎÂÀÍÍÛÅ ÄÈÌÌÈÍÃÈ, ÂÛÇÛÂÀÅÌÛÅ ÊÎÐÎÍÀËÜÍÛÌÈ ÂÛÁÐÎÑÀÌÈ ÌÀÑÑÛ ÍÀ ÑÎËÍÖÅ È. Ì. ×åðòîê, Â. Â. Ãðå÷íåâ ÀÑÒÐÎÍÎÌÈ×ÅÑÊÈÉÆÓÐÍÀË, 2003, òîì 80,¹2, ñ. 162–174 Wang, H., Chae, J., Yurchyshyn, V., Yang, G., Steinegger, M., & Goode, P. 2001, ApJ, 559, 1171 18 - !!! A large SW CME at ~05 UT; Another large NW SME with OUR type II burst at ~09 UT!!! !!!Outstanding chains!!! ILLUSTRATION 19 - !!Interesting chains!! 20 - !!! Alarge NNE CME at ~04 UT !! !!Interesting chains!! !!Activity (and chains?) inside a large CH !! 20-22 Interplanetary Coronal Mass Ejections as the Driver of Non-recurrent Forbush Decreases Athanasios Papaioannou1, Anatoly Belov2, Maria Abunina2, Eugenia Eroshenko2, Artem Abunin2, Anastasios Anastasiadis1, Spiros Patsourakos3, and Helen Mavromichalaki4 2020 ApJ 890 101 https://sci-hub.si/10.3847/1538-4357/ab6bd1 21 - !!Activity (and chains?) inside a large CH !! 22 - !!! Morning SSW and evening E large CMEs !!! !!!Outstanding chains!!! ILLUSTRATION!!! !!Activity (and chains) inside a large CH !! 21-22 Resolving the Ambiguity of a Magnetic Cloud’s Orientation Caused by Minimum Variance Analysis Comparing it with a Force-Free Model Rosemeire Aparecida Rosa Oliveira, Marcos William da Silva Oliveira, Arian Ojeda-Gonzalez, Valdir Gil Pillat, Ezequiel Echer & Teresa Nieves-Chinchilla Solar Physics volume 296, Article number: 182 (2021) https://link.springer.com/content/pdf/10.1007/s11207-021-01921-2.pdf https://doi.org/10.1007/s11207-021-01921-2 23 - !!Outstanding/Interesting chains!! !!Activity (and chains) inside a large CH !! 24 - !!Outstanding/Interesting chains!! !!Activity (and chains) inside a large CH !! 25 - !!A large SE CME at ~15 UT !! !!Outstanding/Interesting chains!! ILLUSTRATIONS !!Activity (and chains) inside a large CH !! +26 - !!! An outstanding N CME at ~23 UT !!! !!!Outstanding chains after or/and before CMEs!!! ILLUSTRATIONS !!! +23:30 UT: NE filament eruption, 4-line dimmings; see H-alpha movie at http://solar.spacew.com/sunnow/sunarchive.html See EVENTS Coronal Mass Ejection of 26 February 2000: Complete Analysis of the Three-part CME Structure D. Maricic1, B. Vrsnak2, D. Rosa1, D. Hrzina Sun and Geosphere, 2012; 7(2): 85-89 See Sterling and Moore, ApJ, 613, 1221-1232, 2004 (file, text) +27 - !!Interesting complicated chains!! +Good evolving Noise storm on our spectrum Solar Flares and Magnetic Helicity Review Shin Toriumi, Sung-Hong Park A chapter in the AGU book "Helicities in Geophysics, Astrophysics and Beyond" 2022 https://arxiv.org/pdf/2204.06010.pdf Coronal mass ejections and their sheath regions in interplanetary space Review Emilia Kilpua, Hannu E. J. Koskinen & Tuija I. Pulkkinen Living Reviews in Solar Physics December 2017, 14:5 File https://link.springer.com/content/pdf/10.1007%2Fs41116-017-0009-6.pdf Regarding the detectability and measurement of coronal mass ejections Review Timothy A. Howard J. Space Weather Space Clim., 5, A22 (2015) File http://www.swsc-journal.org/articles/swsc/pdf/2015/01/swsc140065.pdf Coronal Mass Ejections from the Sun - Propagation and Near Earth Effects Arun Babu THESIS, 2014 http://arxiv.org/pdf/1407.4258v1.pdf ÍÀÁËÞÄÅÍÈß ÊÎÐÎÍÀËÜÍÎÃÎ ÂÛÁÐÎÑÀ ÌÀÑÑ Ñ ÏÎÌÎÙÜÞ ÂÓÔ ÒÅËÅÑÊÎÏΠÒÅÑÈÑ À.À. Ðåâà, À.Ñ. Óëüÿíîâ, Ñ.À. Áîãà÷åâ, Ñ.Â. Êóçèí ÈÊÈ-2014, Ñåññèÿ: Ñîëíöå http://plasma2014.cosmos.ru/presentations 28 - !!Interesting complicated chains!! 29 - !!!Interesting/outstanding complicated chains!!! ILLUSTRATION 29 Feb - 3 Nov Abnormal rotation rates of sunspots and durations of associated flares G. S. Suryanarayana, K. M. Hiremath, S. P. Bagare and M. Hegde A&A 580, A25 (2015), File http://www.aanda.org/articles/aa/pdf/2015/08/aa23389-14.pdf