(3378) Susanvictoria

--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: main belt asteroid orbital data, primary (osculating elements) [JPL] : semimajor axis a: 2.3163694295 AU orbital period P: 3.525427087 yr (= 1287.686563 d) eccentricity e: 0.09227026 perihelion distance q: 2.10263742 AU aphelion distance Q: 2.5301014391 AU inclination i: 8.0756409° argument of perihelion ω: 91.692597° ascending node Ω: 335.966076° mean anomaly M: 318.853835° perihelion passage TP: 2018 Jan 29.176012 Epoch: 2017 Sep 04 data arc: 1922-2017 (1620 obs.) Earth MOID: 1.13515 AU Jupiter Tisserand invariant TJ: 3.562 orbital data, secondary: semimajor axis as: 11 km [*E] separation/primary radius as/rp: 3.4 [*D] separation/Hill radius as/rH: 0.010 [*D] orbital period Ps: 0.7138 ± 0.0004 d [P17g] eccentricity es: ? normalized ang. mom. αL: ?

other data, system (combined): absolute mag. H: 13.5 [MPC] slope parameter G: (0.15) [*A] effective diameter dE: 6.64 ± 0.18 km [M**] geometric albedo: 0.175 ± 0.024 [M**] color index U-B: ? color index B-V: ? taxonomic type: ? mass m: ? density ρ: (1.6 g/cm3) [*A] Hill radius rH: 1100 km [*E] other data, primary: diameter dp: 6.46 km [*D] rotation period RPp: 2.5621 ± 0.0001 h [P17g] amplitude in mag., rotational ΔM: 0.1 [P17g] amplitude in mag., mutual events ΔM: 0.095 ±0.035 [P17g] pole direction Β, λ: ? , ? other data, secondary: diameter ds: >1.55 km [*D] diameter ratio ds/dp: >0.24 [P17g] component mag. difference ΔM: <3.1 [*D] rotation period RPs: ?