Tachocline often considered place for ... At Rm = 1012 B = 10 Gauss. small! ... 105 Gauss, if in tachocline. With differential rotation. Thickness of belts ...
The National Center for Atmospheric Research is operated by the ... (extending below the gray shade). Magnetic diffusivity declines toward molecular value in ...
If the solar magnetic field is maintained by some sort of a?-dynamo then ... and where is the ratio of the gas pressure to magnetic pressure in the tube. ...
Non-normality of dynamo equations means that equations have to ... Stellar Magnetic Activity can be inferred by amount of Chromospheric Ca H and K emission ...
Rotation is the main cause of mixing in stellar radiation zones. It plays a major role in the ... changes advection of chemicals into vertical diffusion ...
Development of pipeline processing modules to produce the full menu of data products is currently underway. ... Vector magnetograms YLiu, JSchou, HAO, ...
Dynamics: Nic Brummell, Sacha Brun, Marc DeRosa, Mark Miesch. Just ... POLEWARD. FLOW NEAR. SURFACE. REVERSED. FLOW. AT DEPTH. 1997. 1996. Haber et al (2002) ...
Title: Dynamics of the solar convection zone Matthias Rempel (HAO/NCAR) Last modified by: rempel Document presentation format: On-screen Show Other titles
Simulations of Solar Convection Zone Nagi N. Mansour Goals Provide numerical simulation models for interpretation of SDO data Develop understanding of physical ...
Magnetic tearing releases energy and radiation. Cell phone ... Pole reversal takes place when enough new flux reaches the poles to cancel the remnant field. ...
Global Dynamics. Rachel Howe, NSO. Session H10. Synopsis. Achievements from GONG/MDI. Nearly a full 11yr cycle of observations. Zonal flow pattern in bulk of ...
Convolve averaging kernels with test profiles to simulate inversions. ... Convolve with each W to get noise-free profile. Add in noise. Generating Artificial Data ...
Local Helioseismology related to the solar cycle and dynamo. T.L. Duvall Jr. (NASA/GSFC) ... equation. More recent results: Deep flow travel times: Good news: ...
... Center for Atmospheric Research is operated by the University Corporation for ... Solar Structure, Rotation, and Magnetism. Gravity Wave Excitation ...
Measures travel times of acoustic or surface gravity waves propagating between ... Deep focussing. Point-to-point. Line-point. Choice of geometry as an inverse problem ...
Holography & HMI. NorthWest Research Associates, Inc. Colorado Research ... power between 5-7 mHz computed in subjacent vantage with focus at surface. ...
Ray Paths. Turning points. Turning points. Quantization. Vertical quantization: ... of cycle 23, respectively, and show a dramatic difference in the character ...
Evolution of radial surface field. Everything together. D. Hathaway NASA (MSFC) ... How do cycle properties depend on rotation rate and depth of convection zone? ...
Transport of poloidal fields by meridional circulation (conveyor belt) toward ... poloidal fields of previous cycles to high-latitudes at depth where seed' ...
Gary A Glatzmaier. University of California, Santa Cruz. Direct simulation of ... Glatzmaier, Roberts. Geodynamo model. Anelastic with rbot / rtop = 1.2 ...
Title: Asterosismologia: Introduzione Subject: Corso di Dottorato per Asterosismologia Author: Riccardo Claudi Description: Il corso di 16 ore Last modified by
Active regions, bi-polarity. systematic east-west orientation. opposite in the south ... Still helically forced turbulence. Shear driven by a friction term ...
Nils Erland Haugen (Univ. Trondheim) Wolfgang Dobler (Freiburg Calgary) ... Supersonic shock turblence. Gustafsson et al. (2006, A&A, in press) 12. LES conclusions ...
Session H1: Local Helioseismology I: Current Issues 3:15-3:30 Turbulent magnetohydrodynamics of the Sun: big questions and key targets for HMI - J.Toomre
SHEARING SHEET. local model of a differentially rotating disc ... entirely absent (ky 0) in the shearing sheet. do not describe parallel shear flow instability ...
U/P Area Ratio for Sunspot Groups in the Debrecen Photoheliographic ... A fluctuation in the temperature and plasma pressure stratification of the photosphere ...
Evolution of small-scale structures and magnetic carpet ... Tracked Tiles. Line-of-sight. Magnetograms. Vector Magnetograms. Fast algorithm. Vector Magnetograms ...
How do magnetic waves carry energy from photospheric sound waves up into the chromosphere? ... Shorter-wavelength UV at higher altitudes, where chromosphere is hotter ...
1985: helioseismology: dW/dr 0 dynamo dilema, flux transport dynamos ... Before helioseismology. Angular velocity (at 4o latitude): very young spots: 473 nHz ...
LWS Teams Day JSOC Overview. Primary goal: origin of solar variability ... Fast algorithm. Vector Magnetograms. Inversion algorithm. Egression and. Ingression maps ...
Title: Space Weather Magnetic Field Origins Author: Art Poland Last modified by: Art Poland Created Date: 9/15/2005 12:41:40 AM Document presentation format
Active Region Magnetic Fields in the Solar Interior W.P. Abbett UC Berkeley SSL The Importance of Active Region Magnetic Fields The Importance of Active Region ...
With nearly 6 years of observations of medium-degree acoustic modes from the ... We have analyzed 52 overlapping 108-day periods of GONG data, starting on dates ...
Holography & HMI D. Braun, C. Lindsey, A. Birch (NWRA/CoRA) collaborators: P. Cally, A. Donea, H. Schunker (Monash U.), J. Werne, M. Woodard (NWRA/CoRA)
Helioseismology. J rgen Christensen-Dalsgaard. Institut for Fysik og Astronomi, ... The start of global helioseismology. Grec et al. (1980; Nature 288, 541) ...
Internal rotation: tools of seismological analysis and prospects for ... Close-Up. 2-D Rotational Averaging Kernels (1 s.d. uncertainties on inversion are ...
Braun HMI/AIA Feb 2006. 1. using helioseismology to probe magnetic ... sunspot seismology: issues. keeping in mind that all models are useful and important...
Data on a broader variety of stars. Identification of the modes (l, m) ... Search for low-mass extrasolar planets in close orbits. Possible distribution of sites ...
Has recommended that GONG be closed one year after successful SDO/HMI ... have at least two facilities to confirm discoveries and detect systematic errors. ...