Dr Hauptgürtelasteroid 4923 Clarke isch ihm zue Ehre benennt. In dr Quelleagabe zuem Kapitel 16 vu 3001 The Final Oddyssey schribt er dezue liicht ironisch I was delighted to learn that Asteroid 4923 (1981 EO27), ... , has been named Clarke, ... I was informed with profound apologies, that owing to an unfortunate oversight Number 2001 was no longer availabale, having been allocated to somebody named A. Einstein. Excuses, excuses.