(523764) 2014 WC510

--Orbital and physical data--

(See this page for definitions of quantities; source codes in brackets, see this link for full references; *A, *D, and *E indicate assumed, derived, and estimated values, respectively.)

dynamical type, primary: TNO, plutino orbital data, primary (osculating elements) [JPL] : semimajor axis a: 39.2359 AU orbital period P: 245.768 yr (= 89768.4 d) eccentricity e: 0.247235 perihelion distance q: 29.53539 AU aphelion distance Q: 48.9364 AU inclination i: 19.541571° argument of perihelion ω: 289.1727° ascending node Ω: 194.46407° mean anomaly M: 342.9938° perihelion passage TP: 2032 Jan 09.61 Epoch: 2020 May 31 data arc: 2011-2019 (169 obs.) Earth MOID: 28.6029 AU Jupiter Tisserand invariant TJ: 5.148 Neptune Tisserand invariant TN: 2.853 [*D] orbital data, secondary: semimajor axis as: 349 ± 26 km (separation) [L20a] separation/primary radius as/rp: 3.9 [*E] separation/Hill radius as/rH: 0.00087 [*E] orbital period Ps: 0.87 d [*E] eccentricity es: ? normalized ang. mom. αL: ?

other data, system (combined): absolute mag. H: 7.2 [MPC] 7.2 ± 0.3 [L20a] slope parameter G: (0.15) [*A] effective diameter dE: 227 ± 23 km [L20a] geometric albedo: 0.051 ± 0.017 [L20a] color index U-B: ? color index B-V: ? taxonomic type: ? mass m: ? density ρ: (1 g/cm3) [*A] Hill radius rH: 400000 km [*E] other data, primary: diameter dp: 181 ± 16 km [L20a] rotation period RPp: ? amplitude in mag., rotational ΔM: ? pole direction Β, λ: ? , ? other data, secondary: diameter ds: 138 ± 32 km [L20a] diameter ratio ds/dp: 0.76 ± 0.19 [L20a] component mag. difference ΔM: 0.60 ± 0.55 [*D] rotation period RPs: ?