 Yeomans, Donald K. (2006-07-13). "HORIZONS System". NASA JPL. සම්ප්‍රවේශය 2007-08-08.—At the site, go to the "web interface" then select "Ephemeris Type: ELEMENTS", "Target Body: Saturn Barycenter" and "Center: Sun".↑ Orbital elements refer to the barycenter of the Saturn system and are the instantaneous osculating values at the precise J2000 epoch. Barycenter quantities are given because, in contrast to the planetary centre, they do not experience appreciable changes on a day-to-day basis from to the motion of the moons.↑ 7.0 7.1 7.2 7.3 Seidelmann, P. Kenneth (2007). "Report of the IAU/IAGWorking Group on cartographic coordinates and rotational elements: 2006". Celestial Mech. Dyn. Astr. 90 (3): 155–180. Bibcode:2007CeMDA..98..155S. doi:10.1007/s10569-007-9072-y. {{cite journal}}: Unknown parameter |coauthors= ignored (|author= suggested) (help)↑ 8.0 8.1 8.2 8.3 8.4 8.5 8.6 8.7 Refers to the level of 1 bar atmospheric pressure↑ "NASA: Solar System Exploration: Planets: Satur