Ersa (moon)
Ersa is a moon of the planet Jupier. It is also called Jupiter LXXI.  Scott S. Sheppard discovered it on on 11 May 2018,  using the 4.0- meter Victor M. Blanco Telescope at Cerro Tololo Observatory,Chile. This discovery was announced with other discoveries about Jupiter moons, on 17 July 2018 . The object got the temporary designation S/2018 J 1 by the Minor Planet Center, after observations were collected over a long enough time span to confirm its orbit.  The satellite has been found in precovery observations as early as 6 August 2000.