<blockquote id="quote"><font size="1" face="Verdana, Arial, Helvetica" id="quote">Zitat:<hr height="1" noshade id="quote">wer machte das.<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">
Heutzutage macht das die
IAU Working Group on Cartographic Coordinates and Rotational Elements
https://astrogeology.usgs.gov/groups/IAU-WGCCRE
<blockquote id="quote"><font size="1" face="Verdana, Arial, Helvetica" id="quote">Zitat:<hr height="1" noshade id="quote">wie wurde das bei jupiter festgelegt<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">
Report of the IAU Working Group on Cartographic Coordinates and Rotational Elements: 2009
"(e) The equations for W for Jupiter, Saturn, Uranus and Neptune refer to the rotation of their magnetic fields (System III)"
(Tabelle 1, Fußnote (e). Die Definition des Rotationswinkels W des Nullmeridians steht in der Erläuterung zu Abb. 1.)
Tschau,
Thomas
