(4605) Nikitin

--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: 2.2281365088 AU orbital period P: 3.3259268421 yr (= 1214.81777224 d) eccentricity e: 0.154420147 perihelion distance q: 1.884067342 AU aphelion distance Q: 2.57220567602496 AU inclination i: 2.1421756° argument of perihelion ω: 99.45152° ascending node Ω: 284.25704° mean anomaly M: 352.825727° perihelion passage TP: 2017 Sep 28.209540 Epoch: 2017 Sep 04 data arc: 1932-2017 (1902 obs.) Earth MOID: 0.888627 AU Jupiter Tisserand invariant TJ: 3.627 orbital data, secondary: semimajor axis as: ? orbital period Ps: ? eccentricity es: ? normalized ang. mom. αL: ?

other data, system (combined): absolute mag. H: 13.6 [MPC] slope parameter G: (0.15) [*A] effective diameter dE: 4.55 ± 0.13 km [M19a] geometric albedo: 0.456 ± 0.043 [M19a] color index U-B: ? color index B-V: ? taxonomic type: ? mass m: ? density ρ: (1.6 g/cm3) [*A] Hill radius rH: 670 km [*E] other data, primary: diameter dp: 4.55 ± 0.13 km [M19a] rotation period RPp: 2.82726 ± 0.00009 h [P21i] amplitude in mag., rotational ΔM: 0.08 [P21i] pole direction Β, λ: ? , ? other data, secondary: diameter ds: ? diameter ratio ds/dp: ? component mag. difference ΔM: ? rotation period RPs: ?