(7002) Bronshten

--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: Mars crossing asteroid orbital data, primary (osculating elements) [JPL] : semimajor axis a: 2.3575258133 AU orbital period P: 3.619800911 yr (= 1322.1572533 d) eccentricity e: 0.332164516 perihelion distance q: 1.57443939 AU aphelion distance Q: 3.1406122345 AU inclination i: 4.5816271° argument of perihelion ω: 144.055308° ascending node Ω: 193.214363° mean anomaly M: 57.0357612° perihelion passage TP: 2018 Sep 29.527096 Epoch: 2019 Apr 27 data arc: 1971-2018 (1133 obs.) Earth MOID: 0.567588 AU Jupiter Tisserand invariant TJ: 3.473 orbital data, secondary: semimajor axis as: 4.5 km [*E] separation/primary radius as/rp: 3.0 [*E] separation/Hill radius as/rH: 0.008 [*E] orbital period Ps: 0.5551 ± 0.0001 d [W19a] eccentricity es: ? normalized ang. mom. αL: ?

other data, system (combined): absolute mag. H: 14.8 [MPC] slope parameter G: (0.15) [*A] effective diameter dE: 3.12 km [M**] geometric albedo: 0.218 [M**] color index U-B: ? color index B-V: ? taxonomic type: ? mass m: ? density ρ: (1.6 g/cm3) [*A] Hill radius rH: 560 km [*E] other data, primary: diameter dp: 3.03 km [*D] rotation period RPp: 2.67025 ± 0.00007 h [W19a] amplitude in mag., rotational ΔM: 0.13 [W19a] amplitude in mag., mutual events ΔM: 0.085 ±0.025 [W19a] pole direction Β, λ: ? , ? other data, secondary: diameter ds: >0.73 km [*D] diameter ratio ds/dp: >0.24 ± 0.02 [W19a] component mag. difference ΔM: <3.1 [*D] rotation period RPs: ?