(508869) 2002 VT130

--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, Cubewano orbital data, primary (osculating elements) [JPL] : semimajor axis a: 42.62253932 AU orbital period P: 278.2705089 yr (= 101638.3034 d) eccentricity e: 0.029516361 perihelion distance q: 41.36447707 AU aphelion distance Q: 43.88060156 AU inclination i: 1.161556166° argument of perihelion ω: 350.6968893° ascending node Ω: 334.8602055° mean anomaly M: 105.8517132° perihelion passage TP: 1932 Jul 27 Epoch: 2014 May 23 data arc: 2002-2008 (33 obs.) Earth MOID: 40.3516 AU Jupiter Tisserand invariant TJ: 5.843 Neptune Tisserand invariant TN: 3.08511392541481 [*D] orbital data, secondary: semimajor axis as: 2490 ± 80 km (separation) [G12b] separation/primary radius as/rp: 20 [*E] separation/Hill radius as/rH: 0.0031 [*E] orbital period Ps: 9.8 d [*E] eccentricity es: ? normalized ang. mom. αL: ?

other data, system (combined): absolute mag. H: 5.8 [MPC] 5.95 ± 0.5 [B09b] slope parameter G: (0.15) [*A] effective diameter dE: 324 ± 57/68 km [M13a] geometric albedo: 0.097 ± 0.098/0.049 [M13a] color index U-B: ? color index B-V: 1.45 [S09b] color index V-R: 0.56 ± 0.1 [S09b] color index B-R: 2 ± 0.2 [S09b] color index V-I: 1.19 ± 0.1 [S09b] taxonomic type: ? mass m: ? density ρ: (1 g/cm3) [*A] Hill radius rH: 800000 km [*E] other data, primary: diameter dp: 251 km [*D] rotation period RPp: ? amplitude in mag., rotational ΔM: 0.21 [T14a] pole direction Β, λ: ? , ? other data, secondary: diameter ds: 205 km [*D] diameter ratio ds/dp: 0.817 [G12b] component mag. difference ΔM: 0.44 [N09b] rotation period RPs: ?