October 2001 ************************************* ..-.. Strong CME, forbush and geomagnetic activity ************************************* +1 - Interesting/complicated chains After 05 UT: M9 flare followed by halo SW CME, LDE, post-flare loops, Arcade ILLUSTRATION See Events Drifting CONT on our compressed spectrum Solar Energetic Particle Events with Protons Above 500 MeV Between 1995 and 2015 Measured with SOHO/EPHIN P. Kuhl, N. Dresing, B. Heber, A. Klassen Solar Physics January 2017, 292:10 http://link.springer.com/article/10.1007/s11207-016-1033-8 The 1 October 2001 Eruptive Prominence: Observed and Modeled Structures Marian Karlicky, Pavel Kotr[ccaron], Yurij A. Kupryakov 2 - Interesting/complicated chains Multiperiodicity in quasi-periodic pulsations of flare hard X-rays: a case study M. Tomczak, Z. Szaforz Central European Astrophysical Bulletin, 2014 http://arxiv.org/pdf/1412.2173v1.pdf +3 - Interesting/complicated chains !01 UT: two large CMEs: W and S (halo) !06:40 UT: our small type II burst Dst~-179 nT from CME of 1d 4 - Interesting/complicated chains 5 - Interesting/complicated chains 10:20 UT: Our spectrum - enhancement of activity; ~12 UT: SW CME 21 UT: SW eruption on the disk +6 - Interesting/complicated chains !05:40 UT?: spectacular W CME ! !09:30 UT: development of the noise storm at our compressed spectrum +7 - 08:15 UT: our type II(1) burst Interesting/complicated chains NOBE 8 - ~07 UT: big NE CME 08:20 UT: our type II burst Interesting/complicated chains ++9 - !!Two our type II bursts: TO BE ANALIZED!!! 07:30 UT: 11:10 UT: M1 LDE(?), clear halo CME; good H-alpha data, filament activity; Clear continuum after a CME, ILLUSTRATION!! !!Interesting/outstanding chains before and after CME!! Polarisation and source structure of solar stationary type IV radio bursts? Carolina Salas-Matamoros1 and Karl-Ludwig Klein A&A 639, A102 (2020) https://www.aanda.org/articles/aa/pdf/2020/07/aa37989-20.pdf 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 10 - No SOHO data 11 - A few SOHO data Large Forbush from CME of 9d 12 - Interesting/complicated chains; NOBE Statistics of "Cold" Early Impulsive Solar Flares in X-ray and Microwave domains Alexandra L. Lysenko, Alexander T. Altyntsev, Natalia S. Meshalkina, Dmitriy Zhdanov, Gregory D. Fleishman 2018 https://arxiv.org/pdf/1802.09288.pdf 13 - Interesting/complicated chains; NOBE Rotation rate of high latitude and near polar coronal holes K. M. Hiremath, Manjunath Hegde, K. R. Varsha 2022 https://arxiv.org/pdf/2204.04193.pdf +14 - Interesting/complicated chains; Faint NOISE STORM at our compressed spectrum 15 - Interesting/complicated chains +16 - Interesting/complicated chains; !06-08 UT: drifting type III? noise storm enhancement at our compressed spectrum (see CULG and HIRA) !07 and 10 UT: W and SW CMEs; a spectacular decplacement of narror coronal streamer OUTSTANDING ILLUSTRATION, C3 !! +17 - Interesting/complicated chains; !! 14-16 UT: SW filament eruption; CME? !! See Events, E2, and H-alpha **************************** 17 - .. Large flare, CME, and geocosmos activity See our compressed spectrum for a noise storm evolution **************************** Pre-Flare Dynamics of Sunspot Groups M. B. Korsos, T. Baranyi, A. Ludmany 2014 http://arxiv.org/pdf/1405.7485v1.pdf 18 - Interesting/complicated chains; ~20 UT: large CME, holo? ++19 - Interesting/outstanding chains; !!01 UT: X1.6 flare in the cenral sector; halo CME see EVENTS !!09:40 UT: our large microwave burst without significant metric emission (from another (SW) AR); Appearance of a transient filament !! !!12-14 UT: clear SW filament eruption!! !!16:30 UT: one more X1 flare and halo CME !! ***See Events (for all) Jiand Y. et al. H-alpha dimmings ..., BBSO #1199, 2003 Qui J. et al. Magnetic reconnection and CMEs..., BBSO #1221, 2003 See https://www.spaceweather.com for 21.10.2021 Large Solar Energetic Particle Events Associated with Filament Eruptions Outside of Active Regions N. Gopalswamy, P. Makela, S. Akiyama, S. Yashiro, H. Xie, N. Thakur, S. W. Kahler ApJ 2015 http://arxiv.org/ftp/arxiv/papers/1504/1504.00709.pdf NONPOTENTIALITY OF CHROMOSPHERIC FIBRILS IN NOAA ACTIVE REGIONS 11092 AND 9661 Ju Jing1, Yuan Yuan1, Kevin Reardon2,3, Thomas Wiegelmann4, Yan Xu1 and Haimin Wang 2011 ApJ 739 67 Temporal Evolution of Free Magnetic Energy Associated with Four X-class Flares Ju Jing, P. F. Chen, Thomas Wiegelmann, Yan Xu, Sung-Hong Park, Haimin Wang E-print, Feb 2009; ApJ Evaluating Mean Magnetic Field in Flare Loops Jiong Qiu • Dale E. Gary • Gregory D. Fleishman Solar Phys (2009) 255: 107–118, https://sci-hub.do/10.1007/s11207-009-9316-y File Li, J. P.; Ding, M. D. Multiwavelength Analysis of an X1.6 Flare of 2001 October 19 The Astrophysical Journal, Volume 606, Issue 1, pp. 583-591 JOURNAL OF GEOPHYSICAL RESEARCH, VOL. 111, A11104, 2006 A two-ejecta event associated with a two-step geomagnetic storm C. J. Farrugia et al. The evolution of a complex solar radio burst corresponding to special configuration of microwave sources Adv. Space Res. 39(9), Pages 1476-1484, 2007 R.X. Xie, D.B. Ren and Y.Y. Liu +20 - !!Outstanding chains!! See EIT and NOBE Morning halo; 09 UT-NW CME 20-21 Oct Low-frequency type II radio detections and coronagraph data to describe and forecast the propagation of 71 CMEs/shocks H. Cremades, F. A. Iglesias, O. C. St. Cyr, H. Xie, M. L. Kaiser, N. Gopalswamy Solar Phys. 2015 http://arxiv.org/pdf/1505.01730v1.pdf ++21 - !!Outstanding chains!! ILLUSTRATION Large geomagnetic storm and Forbush 21-23 See https://www.spaceweather.com for 21.10.2021 A two-ejecta event associated with a two-step geomagnetic storm C. J. Farrugia et al. JGR, VOL. 111, A11104, 2006 ++22 -!!Outstanding chains!! ILLUSTRATION !! 07_09:30 UT: Spectacular type I and III noise storm evolution on the compressed spectrum !! Plasma Parameters in a Post-Eruptive Arcade Observed with CORONAS-F/SPIRIT, Yohkoh/SXT, SOHO/EIT, and in Microwaves V.V. Grechnev et al. PASJ, , 2006 !!15-17: two large (one is X1) flares from the SW region and CMEs Spectacular canalized dimmings; See Events Large geomagnetic storm 23 - !!Outstanding chains!! ILLUSTRATION 21-23 A two-ejecta event associated with a two-step geomagnetic storm C. J. Farrugia et al. JGR, VOL. 111, A11104, 2006 24 - !Outstanding chains! NOBE RADIO SPECTRAL EVOLUTION OF AN X-RAYYPOOR IMPULSIVE SOLAR FLARE: IMPLICATIONS FOR PLASMA HEATING AND ELECTRON ACCELERATION T. S. Bastian, G. D. Fleishman, and D. E. Gary The Astrophysical Journal, 666:1256-1267, 2007 24-26 Oct Structure and Evolution of Magnetic Fields Associated with Solar Eruptions (Invited Review) Haimin Wang, Chang Liu Research in Astronomy and Astrophysics, 2015 http://arxiv.org/pdf/1412.8676v1.pdf File +25 - !!Outstanding chains; including ones associated with the N-polar CH!! ILLUSTRATION !!15 UT: X1 LDE, huge eruption; halo CME; see Events!! Forbush (without geostorm) from the 22d events 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 Flaring loop parameters estimated from solar decimeter type U-like and type J-like fine structures Francisco C.R. Fernandes , Jose Augusto S.S. Dutraa, Rafael D. Cunha da Silvaa, Hanumant S. Sawant Advances in Space Research, Volume 49, Issue 11, 1 June 2012, Pages 1607–1614 +26 - !!Outstanding chains; including ones associated with the N-polar CH!! ILLUSTRATION NOBE ~09 UT: central and NW eruption; Yohkoh large-scale brightening 27 - !!Outstanding chains; including ones associated with the N-polar CH!! ILLUSTRATION NOBE !03 UT: SE NOBE eruption and CME ! !~09 UT: central eruption 28 - !!Outstanding/complicated chains; including ones associated with the N-polar CH!! ILLUSTRATION NOBE !01 UT: NE eruption and CME Whole day: NE activity, Noise storm on the interference back ground +29 - !!Outstanding/complicated chains!! !!~11 UT: NW CME and type II burst +30 - !!Outstanding/complicated chains!! !!~17 UT: NE over-the-limb activity and large CME !! Good noise storm !! +31 - !!Outstanding/complicated chains!! Several eruptions Importance of CME Radial Expansion on the Ability of Slow CMEs to Drive Shocks Noe Lugaz1,2, Charles J. Farrugia1,2, Reka M. Winslow1, Colin R. Small2, Thomas Manion2, and Neel P. Savani3 2017 ApJ 848 75 http://sci-hub.cc/http://iopscience.iop.org/0004-637X/848/2/75/ Narrowband Gyrosynchrotron Bursts: Probing Electron Acceleration in Solar Flares Gregory D. Fleishman, Gelu M. Nita, Eduard P. Kontar, Dale E. Gary ApJ 2016 http://arxiv.org/pdf/1605.00948v1.pdf 31 Oct-1 Nov Observations on the Magnetic Disconnections of a Magnetic Cloud from the Sun through Magnetic Reconnection H. Q. Feng, J. M. Wang, G. Q. Zhao, and Y. Zhao 2018 ApJ 864 101