On Jun 20, 9:18 am, Igor <thoov...@excite.com> wrote: To which L1 are you referring? Good grief; Earth's L1 (as looking directly at the sun). I believe the likes of ACE and a few other satellites are currently plarked out there. What other L1 (that's between us and our sun) does Earth have? The moon's L1 is always between the moon and Earth, and would still be between itself and Earth