value quality siderealorsynodic author ref method 5.9777 2 Sidereal De Angelis 1995P&SS...43.1013D Model 5.9777 2 Sidereal Michalowski 1990AcA....40..321M Model 5.9777 2 Sidereal Szabo 1999esra.conf..185S Model 5.9777 2 Sidereal De Angelis 1993P&SS...41..285D Model 5.9777 2 Sidereal Hanus 2013A&A...551A..67H Model 5.9777 2 Sidereal Martikainen 2021A&A...649A..98M Model 5.9777 2 Sidereal Michalowski 1996Icar..123..456M Model 5.9786 2 Sidereal Torppa 2008Icar..198...91T Model 5.9790 3 Synodic Schober 1976Icar...28..415S Lightcurve 5.9800 3 Synodic Scaltriti 1976A&AS...23..167S Lightcurve 5.9810 3 Synodic Shevchenko 1996A&AS..115..475S Lightcurve