What is Dactyl (moon)?
'''Dactyl''' (designated '''(243) Ida I Dactyl''') is a tiny asteroid moon which is 1.6 km in diameter and orbits the asteroid [[243 Ida]] in the [[asteroid belt]].<ref>{{Cite web|title=Asteroid 243 Ida and its newly discovered moon, Dactyl|url=https://www.esa.int/ESA_Multimedia/Images/2001/07/Asteroid_243_Ida_and_its_newly_discovered_moon_Dactyl|access-date=2022-11-13|website=www.esa.int|language=en}}</ref> It was first imaged by the [[Galileo (spacecraft)|Galileo spacecraft]] on [[August 28]], [[1993]]; Dactyl was discovered while examining the delayed image downloads from the Galileo spacecraft on [[February 17]], [[1994]]. It was provisionally designated '''S/1993 (243) 1'''. The small moon was named after the mythical creatures called [[Dactyls (mythology)|dactyls]] who lived on [[Mount Ida]] according to [[Greek mythology]].<ref>{{Cite web|title=In Depth {{!}} 243 Ida|url=https://solarsystem.nasa.gov/asteroids-comets-and-meteors/asteroids/243-ida/in-depth|access-date=2022-11-13|website=NASA Solar System Exploration}}</ref> {{Infobox planet|name=Dactyl|image=File:Dactyl1.jpg|caption=[[Galileo spacecraft]] Dactyl|discovered=February 17, 1994|alt_names=Dactyl (Ida I)|named_after=[[dactyls|Dactyls (mythology)]]|background=#A0FFA0}} Dactyl orbits the asteroid, Ida, with a period of 1.54 days at an average distance of 108 km, with an inclination of 9° to Ida's [[equator]].<ref>{{Cite journal|last1=Chapman|first1=C. R.|last2=Veverka|first2=J.|last3=Thomas|first3=P. C.|last4=Klaasen|first4=K.|last5=Belton|first5=M. J. S.|last6=Harch|first6=A.|last7=McEwen|first7=A.|last8=Johnson|first8=T. V.|last9=Helfenstein|first9=P.|last10=Davies|first10=M. E.|last11=Merline|first11=W. J.|date=1995|title=Discovery and physical properties of Dactyl, a satellite of asteroid 243 Ida|url=https://www.nature.com/articles/374783a0|journal=Nature|language=en|volume=374|issue=6525|pages=783–785|doi=10.1038/374783a0|s2cid=4319450 |issn=1476-4687}}</ref> Dactyl was the first [[asteroid moon]] discovered. Its discovery settled the long d