parent parent_name family_id family_name c_param author ref method 5971 Tickell -1 Tickell -1.0000 Nesvorny 2025arXiv250800753N/ HCM-2025 15 Eunomia 0 Eunomia nan Novakovic 2019EPSC...13.1671N HCM 15 Eunomia 502 Eunomia -0.7900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14