value quality siderealorsynodic author ref method 15.4600 2 Synodic Polakis 2021MPBu...48...23P Lightcurve 15.5500 2+ Synodic Garlitz LCDB Lightcurve 15.5800 3 Synodic Pilcher LCDB Lightcurve 15.5880 3- Synodic Dose LCDB Lightcurve 17.0000 1 Synodic Lagerkvist 1978A&AS...34..203L Lightcurve 34.3000 2 Synodic Behrend LCDB Lightcurve