{"orbit":{"orbit_id":"87","moid":"0.312","pe_used":"DE441","producer":"Otto Matic","source":"JPL","first_obs":"1992-05-27","n_obs_used":712,"two_body":null,"last_obs":"2025-12-13","not_valid_after":null,"model_pars":[],"sb_used":"SB441-N16","rms":"0.58","cov_epoch":"2458184.5","moid_jup":"1.67","comment":null,"not_valid_before":null,"t_jup":"3.281","elements":[{"units":null,"label":"e","title":"eccentricity","name":"e","value":"0.434","sigma":"2.3e-09"},{"sigma":"3.2e-09","value":"2.34","name":"a","title":"semi-major axis","label":"a","units":"au"},{"sigma":"5.2e-09","title":"perihelion distance","name":"q","value":"1.32","label":"q","units":"au"},{"name":"i","value":"29","title":"inclination; angle with respect to x-y ecliptic plane","sigma":"2.2e-07","units":"deg","label":"i"},{"sigma":"7.8e-07","title":"longitude of the ascending node","value":"242","name":"om","label":"node","units":"deg"},{"units":"deg","label":"peri","value":"356","name":"w","title":"argument of perihelion","sigma":"8.3e-07"},{"sigma":"2.2e-06","value":"178","name":"ma","title":"mean anomaly","label":"M","units":"deg"},{"sigma":"6.6e-06","title":"time of perihelion passage","value":"2460555.372","name":"tp","label":"tp","units":"TDB"},{"sigma":"2.7e-06","name":"per","value":"1310","title":"sidereal orbital period","label":"period","units":"d"},{"value":"0.275","name":"n","title":"mean motion","sigma":"5.6e-10","units":"deg/d","label":"n"},{"label":"Q","units":"au","sigma":"4.6e-09","title":"aphelion distance","value":"3.35","name":"ad"}],"n_del_obs_used":null,"condition_code":"0","soln_date":"2026-03-12 07:35:53","data_arc":"12253","n_dop_obs_used":null,"equinox":"J2000","epoch":"2461200.5"},"phys_par":[{"desc":"absolute magnitude (magnitude at 1 au from Sun and observer)","sigma":null,"notes":null,"name":"H","units":null,"title":"absolute magnitude","ref":"MPO951070","value":"16.02"},{"notes":null,"sigma":null,"name":"extent","desc":"tri(or bi)-axial body dimensions","ref":"Oberst et al., 2001, Icarus, 153:16-23","title":"extent","value":"2.1x1.0x1.0","units":"km"},{"desc":"body rotation period (synodic)","notes":"[Result based on less than full coverage, so that the period may be wrong by 30 percent or so.]  REFERENCE LIST:[Di Martino, M.; Oberst, J.; Mottola, S.; DS1 Science Team (1999) Bull. Amer. Astron. Soc. 31, 1131.], [Oberst, J.; Mottola, S.; Di Martino, M.; Hicks, M.; et al. (2001) Icarus 153, 16-23.]","sigma":null,"name":"rot_per","units":"h","ref":"LCDB (Rev. 2023-October); Warner et al., 2009","title":"rotation period","value":"226.4"},{"units":null,"value":"Q","ref":"Binzel et al. (2001) Icarus 151, 139-149","title":"SMASSII spectral type","desc":"SMASSII spectral taxonomic classification","sigma":null,"notes":null,"name":"spec_B"}],"signature":{"version":"1.3","source":"NASA/JPL Small-Body Database (SBDB) API"},"object":{"des":"9969","neo":false,"shortname":"9969 Braille","spkid":"20009969","pha":false,"prefix":null,"orbit_id":"87","orbit_class":{"name":"Mars-crossing Asteroid","code":"MCA"},"fullname":"9969 Braille (1992 KD)","kind":"an"}}