https://www.astronomy.me.uk/wp-content/uploads/2026/09/Discovery_Dish_Solar_Continuum_and_Interferometry_System_Validation_30_Sep_2026_Paper_FINAL-sent-to-Brian-Rouke-300926@2100.pdf Post navigation Comparing second 5650A rubidium time source from AliExpress at LRO with Leo Bodnar LBE-1421 GPS-disciplined time source 30/9/2026