{"phys_par":[{"units":null,"sigma":null,"ref":"E2025-CG0","title":"absolute magnitude","value":"8.37","notes":"IRAS observations used: 19","desc":"absolute magnitude (magnitude at 1 au from Sun and observer)","name":"H"},{"desc":"effective body diameter","name":"diameter","sigma":"1.441","units":"km","ref":"urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)","title":"diameter","value":"145.503","notes":null},{"name":"rot_per","desc":"body rotation period (synodic)","title":"rotation period","ref":"LCDB (Rev. 2023-October); Warner et al., 2009","units":"h","sigma":null,"notes":"REFERENCE LIST:[Harris, A.W.; Young, J.W. (1980) Icarus 43, 20-32.], [Pilcher, F. (2017) Minor Planet Bull. 44, 294-297.], [Pilcher, F. (2021) Minor Planet Bull. 48, 132-135.]","value":"31.701"},{"name":"albedo","desc":"geometric albedo","notes":null,"value":"0.065","title":"geometric albedo","ref":"urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)","sigma":"0.006","units":null},{"value":"0.733","notes":"#obs=6; phase (min.=7.62, mean=14.60, max.=19.11) deg.","sigma":"0.033","units":null,"ref":"EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2","title":"B-V","desc":"color index B-V magnitude difference","name":"BV"},{"desc":"color index U-B magnitude difference","name":"UB","sigma":"0.040","units":null,"title":"U-B","ref":"EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2","value":"0.349","notes":"#obs=6; phase (min.=7.62, mean=14.60, max.=19.11) deg."},{"desc":"Tholen spectral taxonomic classification","name":"spec_T","value":"C","notes":"used 2 color indices; used ground-based radiometric albedo","units":null,"sigma":null,"title":"Tholen spectral type","ref":"EAR-A-5-DDR-TAXONOMY-V4.0"}],"orbit":{"t_jup":"3.287","source":"JPL","n_del_obs_used":null,"condition_code":"0","sb_used":"SB441-N16","not_valid_after":null,"equinox":"J2000","rms":"0.38","moid_jup":"1.98","last_obs":"2026-04-13","first_obs":"1893-01-23","n_obs_used":5108,"data_arc":"48657","not_valid_before":null,"model_pars":[],"epoch":"2461200.5","moid":"1.12","elements":[{"sigma":"1.8e-09","units":null,"title":"eccentricity","value":"0.242","label":"e","name":"e"},{"label":"a","name":"a","value":"2.75","title":"semi-major axis","units":"au","sigma":"2.5e-09"},{"label":"q","name":"q","title":"perihelion distance","sigma":"5.4e-09","units":"au","value":"2.09"},{"name":"i","label":"i","title":"inclination; angle with respect to x-y ecliptic plane","units":"deg","sigma":"1.8e-07","value":"8.21"},{"name":"om","label":"node","units":"deg","sigma":"1.1e-06","title":"longitude of the ascending node","value":"354"},{"title":"argument of perihelion","units":"deg","sigma":"1.2e-06","value":"79.3","label":"peri","name":"w"},{"value":"83.8","units":"deg","sigma":"1.5e-06","title":"mean anomaly","label":"M","name":"ma"},{"value":"2460812.017","units":"TDB","sigma":"6.3e-06","title":"time of perihelion passage","name":"tp","label":"tp"},{"title":"sidereal orbital period","sigma":"2.3e-06","units":"d","value":"1670","label":"period","name":"per"},{"units":"deg/d","sigma":"2.9e-10","title":"mean motion","value":"0.216","name":"n","label":"n"},{"value":"3.42","title":"aphelion distance","sigma":"3.1e-09","units":"au","name":"ad","label":"Q"}],"soln_date":"2026-06-05 03:29:54","orbit_id":"108","pe_used":"DE441","comment":null,"cov_epoch":"2457343.5","producer":"Otto Matic","n_dop_obs_used":null,"two_body":null},"signature":{"version":"1.3","source":"NASA/JPL Small-Body Database (SBDB) API"},"object":{"prefix":null,"pha":false,"fullname":"356 Liguria (A893 BE)","orbit_id":"108","shortname":"356 Liguria","des":"356","neo":false,"kind":"an","orbit_class":{"code":"MBA","name":"Main-belt Asteroid"},"spkid":"20000356"}}