Note, MOND is expected to be effective at about > 2500 AU away from the sun, 1/25th of a light year for a 1-solar-mass star. Most open clusters do not show a MO

Note, MOND is expected to be effective at about > 2500 AU away from the sun, 1/25th of a light year for a 1-solar-mass star. Most open clusters do not show a MOND velocity/distance discrepancy.