[PDF] Top 20 Solar wind velocity at solar maximum: A search for latitudinal effects
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Solar wind velocity at solar maximum: A search for latitudinal effects
... from a statistical point of view, the charac- ter of the solar wind velocity structure at large scales around solar maximum does not appear to change remarkably with ... Voir le document complet
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Perturbations of the solar wind flow by radial and latitudinal pick-up ion pressure gradients
... ions at their dy- namical incorporation into the solar wind modify the orig- inal conditions of the asymptotic solar wind plasma ...of solar wind modifications, ...loading ... Voir le document complet
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How did the solar wind structure change around the solar maximum? From interplanetary scintillation observation
... observed solar wind speed. These gaps are always seen when Ulysses passes a boundary between fast and slow solar wind ...provides a comparison between IPS and Ulysses data. Error ... Voir le document complet
6
EISCAT measurements of the solar wind
... instrument for studying the solar ...of effects that have been integrated along a line of sight is fraught with diffi- culties, but the bimodal distribution of solar wind ... Voir le document complet
12
Compressive fluctuations in high-latitude solar wind
... ) for the four polar wind samples (P1 to ...select a two-rotation interval). Table 1 gives a list of these intervals and of their ranges in distance r and latitude ...E). For instance, ... Voir le document complet
9
Solar latitudinal distortions : from observations to theory
... Sun: solar wind 1. Introduction Since a few years, the idea that the outer visible shape of the Sun is not a perfect ellipsoid seems to be more and more ...made at the Pic du Midi ... Voir le document complet
9
Latitudinal and radial variation of >2 GeV/n protons and alpha-particles at solar maximum: ULYSSES COSPIN/KET and neutron monitor network observations
... 0.1%/degree for protons and alpha-particles is ...this latitudinal gradient is smaller than the one observed at solar minimum in 1994/1996, but it is still ...positive. At a ... Voir le document complet
9
EISCAT measurements of solar wind velocity and the associated level of interplanetary scintillation
... or a known constant in the ...When a strong radio source passes through the beam of a large antenna, the power from the source itself stands out as a clear, identifi- able maximum and ... Voir le document complet
12
Latitudinal distribution of the solar wind properties in the low- and high-pressure regimes: Wind observations
... The solar wind properties depend on k, the heliomagnetic latitude with respect to the heliospheric current sheet (HCS), more than on the heliographic ...the wind properties observed by Wind ... Voir le document complet
15
Radial and latitudinal dependencies of discontinuities in the solar wind between 0.3 and 19 AU and ?80° and +10°
... Laboratory for Extraterrestrial Physics, Greenbelt, Goddard Space Flight Center, USA Received: 17 January 2000 – Revised: 28 February 2001 – Accepted: 11 April 2001 ...missions at 7 different locations ... Voir le document complet
15
Large-scale velocity fluctuations in polar solar wind
... (2002) for ecliptic wind at both high and low so- lar activity, it clearly appears that the overall trend is simi- lar but with relevant differences in the values of the parame- ters (note that no ... Voir le document complet
8
Latitudinal extent of large-scale structures in the solar wind
... vations at higher latitudes, the LARP method may need to be refined to include the latitude dependence of the spiral wind- ...longitudes for the two spacecraft and convert- ing this difference into ... Voir le document complet
10
A modelling study of the latitudinal variations in the nighttime plasma temperatures of the equatorial topside ionosphere during northern winter at solar maximum
... Center for Space Sciences, University of Texas at Dallas, Richardson, Texas Received: 3 May 2000 / Revised: 5 July 2000 / Accepted: 6 July 2000 ...Abstract. Latitudinal variations in the nighttime ... Voir le document complet
13
The solar wind at solar maximum: comparisons of EISCAT IPS and in situ observations
... the solar wind to a sin- gle reference distance of 30 R S – constant-velocity ballis- tic mapping and a hybrid MHD/ballistic model developed at SAIC (Riley et ...of a ... Voir le document complet
20
Minor ions in the solar wind
... to a significant degree on the experience and the psychological constitution of the authors ...or solar-wind abundances to so- lar abundances – comes the fact that photospheric abundances are subject ... Voir le document complet
40
The HARPS search for southern extra-solar planets
... case for the following ...radial velocity are clearly ...that a shift of the radial velocity into the red should occur (Santos et ...radial velocity in the HARPS database (Lovis et ... Voir le document complet
10
The HARPS search for southern extra-solar planets.
... is a solar-type star with a mass M = ...With a mean activity index log R HK = ...the solar one (the rms dispersion of the log R HK measurements is only ...expect a stellar ... Voir le document complet
17
Temporal Evolution of the Solar Wind Bulk Velocity atSolar Minimum by Correlating the STEREO A andBPLASTIC Measurements
... near solar activity minimum and they separate by about 45° per year, providing a unique tool to study the temporal evolution of the solar ...the solar wind bulk velocity measured ... Voir le document complet
13
The HARPS search for southern extra-solar planets.
... of a system with both giant and low mass (Neptunian or Super-Earth) planets can be regarded as a natural outcome, which is not necessarily the case in the gravitational instability ...particular, a ... Voir le document complet
6
The HARPS search for southern extra-solar planets.
... dial velocity of GJ 876 has been monitored for the past 15 years, the true masses of these two planets can be determined by adjusting the inclination of their orbital planes when fitting dynamical orbits to ... Voir le document complet
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