Closing Remarks by ER Priest

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Closing Remarks by ER Priest In recent past huge advances from Yohkoh SoHO TRACE

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Yohkoh. SoHO. TRACE. Closing Remarks by ER Priest. In recent past huge advances from. Kosugi. Metcalf. ?. (born Sept 23, 06). ひので. Wow ! Fantastic mission. Exciting discoveries ! Brilliant set of talks !. Tsuneta. Clearly, producing next great advances in our subject. - PowerPoint PPT Presentation

Transcript of Closing Remarks by ER Priest

Page 1: Closing Remarks    by ER Priest

Closing Remarks by ER Priest

In recent past huge advances from

Yohkoh SoHO

TRACE

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(born Sept 23, 06)

Clearly, producing next great advances in our subject

So what learnt so far ?What expect in future ?

?Wow ! Fantastic mission

Exciting discoveries ! Brilliant set of talks ! Tsuneta

Kosugi Metcalf

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Solar Optical Telescope(SOT)

X-ray Telescope (XRT)

EUV Imaging Spectrometer ( EI

S )

Performance:Ichimoto,

Hara,DeLuca

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SOT 1. Magnetic Field of Photosphere

Bruce Lites:*** Discovery of Ubiquitous Horizontal Fields

apparent Bhor=5Bvert (tube aspect ratio 10)

Ryohko Ishikawa:-- Emerge in granules -- preferred direction in plage,

none in Q. Sun

Flash Gordon: “He who controls magnetismcontrols the UNIVERSE” !

Vertical field(CP)

Horizontal field   (LP)

Continuum

t=0min 1min 2min 3min 4min 5min 6min

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Saku Tsuneta:*** Polar B = kG vert trumpets + ubiquitous horizontal field

Clare Parnell:*** Q. Sun mag.elementsto 1016 Mx (~30<MDI,50% more flux);flux distrib is power law;smallest not yet resolved.

Rolf Schlichenmaier:Properties similar to radiative magnetoconvection simulation

Ted Tarbell:*** Chromospheric magnetograms [Mg Ib] --> intermittent upflows in cancellation

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2. Spicules

Yoshino Suematsu / Viggo Hansteen:***Stunning new discovery in Ca II H

Lateral oscillations, like swaying straw, [v~20 km s-1, periods 1-3 min [2-6?]]

Double threads -- spinning;Alfven waves -- ? Generated by reconn -- ?accel solar wind

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3. Prominences

Petr Heinzel:origin of fine-scale structure

Alphonse Sterling:Eruption of Hinode filament -- due to flux emergence & cancellation

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Gemma Attrill:

Fil eruption/CME -- > coronal wavew. bright front + coronal dimming

Takaaki Yokoyama:Prominence has inverse polarity

David Williams:Reconnection, rotation,expansion beforefilament eruption

Shinsuke Imada:Observed upflow in dimming region

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Jan Jurcak:Penumbra fine structure -- puzzling

4. Sunspots

Mashito Kubo:***Moving magnetic features --> convection detaches flux from spot

Kiyoshi Ichimoto:Complex nature up- & downflow in penumbra

moat region

penumbra

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Tetsuya Magara:Phases of motion of Dec 06 sunspot group;Use velocity info for 180 degree ambiguity.

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XRT & EIS1. Emerging FluxTakashi Sakurai:Corona brightens in XRT after magnetic flux increases

Mark Cheung:Flux is fragmented by granulation as it emerges in a radiative MHD

simulation

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2. XBP & Jets King of Jets is happy

Suguru Kamio:Jets ejected from XBP

Shibatamodel

Junichi Kotoku:XBP have complex structure& evolve dynamically

Deb Baker:discovered post-jet enhancements

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Kazunari Shibata:

*** discovery of ubiquitous Ca H jetsaccelerated by ubiquitous reconnection

[of Close & Parnell].

Sugure Kamio:properties in coronal hole

Yukio Katsukawa:*** disovered microjets in penumbra

Ed DeLuca:QSL structure of XBPs

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3. Coronal Holes

Ryouhei Kano:measured temp structure

Werner Curdt:structure of polar plumeswith SUMER+EIS

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4. Flares/CME’sLeon Golub:*** Shear changes in flares;*** Sigmoid is a pair of J’s

Len Culhane:*** Flow & turbulence in flare loops w. EIS

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Nonlinear force-free extrapolations:

Stephane Regnier:Calculated free energy as difference

nonlin & lin fff.

Marc DeRosa:

Model Hinode preflare --> strongest current v. low

Satoshi Inoue:Sigmoid is complex multiply sheared loops

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Louise Harra:

Reviwed 3D Stereo view of corona

Ron Moore:CF magnetic bubble model of CME w. obsns

Simon Plunkett:

Reviewed Dec 2006 flares:*** observns reconnection

region

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Masumi Shimojo:Observations of particle acceleration on Dec 13, 2006

Kerry Korreck:X-ray luminosity as fun of mag. flux

Rim Turkmani:Models electron acceleration in a loop & at the feet.

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Dan Seaton:Observable effects of current sheet in flares

Hugh Hudson:proved that he is a poet !and that preflare plasma is thin and cold.

Tetsuya Watanabe:Observed very high-T lines in solar flares (20 MK, Fe XIV)

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5. Active Regions - dynamic & fine structure !

Taro Sakao:Extended a.regions/*** discovered

strong outflows

Helen Mason:*** Review T & n diagnostics

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*** T map with fine structure

Peter Young:Secrets of making n maps

Jane Noglik:Temp. coronal loops -- ? multithermal

Fabio Reale:

Keiichi Matsuzaki:Multi-T observations with EIS--> magnetic junk field

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Noriyuki Narukage:***Temperature maps of full Sun -- new classification of coronal structures

Kevin Reardon:Temp from photon spectroscopy [XRT]

Giulio del Zanna:Many loops cooling due to slow emergence &

reconnection

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Allen Gary:

Parametric transformn to improve fit B with loops

Durgesh Tripathi:Densities in a.r. & moss

Rob Rutten:***Fantastic DOT movies & mysteries of Halpha

Georgia Tsiropoula:New cloud model

QuickTime™ and aYUV420 codec decompressorare needed to see this picture.

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*** Active region transient brighteningsdue to emerging flux reconnection

Robert Walsh:

Hugh Potts: Coronal heating by Fermi acceleration

Effect of many nanoflare strands on appearance of loops

Eric Buchlin:C heating by MHD turbulence [shell model]

Toshifu Shimizu:

6. Coronal Heating

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Hirohisa Hara:

*** Strong nonthermal motions 100 km s -1 in legs of coronal loops [& upflows 20 km s-1 from EIS]

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7. Nonthermal Motions

from unresolved waves;EIS loops with blueshifts and line broadening

George Doschek:*** Power of EIS -- maps v, T, nonthermal motions

Tom Van Doorseelaere:

Leon Ofman:Observed & modelled Alfven wavesin coronal loop Youra Taroyan:Coronal loop slow-modes with EIS

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Future ?

3. Will learn much more about fundamentals of

-- nature photospheric B - how formed, evolves, disappears -- cause spicules -- origin flares, cme’s -- nature prominences -- cause coronal heating -- ………

1. Just a beginning !

Hinode is Gold Mine -- wealth of discoveries

2. Especially when combine instruments

-- encourage collaborations, young people

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John Davis

TEST - -Who said

“Here is your 50 dollars”?

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Viggo Hansteen

Who said “Now let us pray”?

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Leon Golub

Who said “I’m submitting a paper just because someone must be

saying it”?

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Viggo Hansteen

Who said “After doing this for a couple of days, we convinced ourselves they were similar”?

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Ed DeLuca

Who said “To paraphrase Bill Clinton, it depends on your

definition of cross”?

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Ryouhei Kano

Who said “Hinode has had 2 eclipses since lunch”?

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Peter Gallacher

Who said “It’ll be a random walk to the Guiness Works”?

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Allen Gary

Who said “I started this work with Dave Alexander in 1959”?

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Robert Walsh

Who said “I know that you are looking at my slide but really

thinking of Guiness”?

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Masumi Shimojo

Who said “Here are the conclusions, but I can’t

understand them”?

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David Williams

Who said “Good morning, good afternoon -- I don’t know where I

am just now”?

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Giulio del Zanna

Who said “I am at the bottom of the sexiness

ladder in astrophysics”?

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Finally -- Congratulations !Project Managers

Ichiro Nakatani (JAXA) Barbara Cobb (MSFC)

Project ScientistsJohn Davis (MSFC) Kazunari Shibata (U. Kyoto) Takashi Sakurai (NAOJ) David Williams (UCL-MSSL)

Principal InvestigatorsSOT: S. Tsuneta, K. Ichimoto, Y. Suematsu (NAOJ)

T. Tarbell, A. Title (LMSAL)

XRT: E. DeLuca, L. Golub, K. Shibasaki (SAO, NAOJ)

EIS: L. Harra, T. Watanabe, G. Doschek(MSSL, NAOJ, NRL)

+ many others ……

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THANK - King Peter

and his wee leprechauns (Gerry, Louise, Paul and

Claire)

FINALLY