(6615)
_dynamical type, primary:_main belt asteroid
_orbital data, primary (osculating elements)_[JPL] :
| semimajor axis a: | 2.169992956 AU |
|---|---|
| orbital period P: | 3.196654418 yr (= 1167.578026 d) |
| eccentricity e: | 0.126321037 |
| perihelion distance q: | 1.895877194 AU |
| aphelion distance Q: | 2.444108717 AU |
| inclination i: | 1.796946401° |
| argument of perihelion ω: | 81.27916493° |
| ascending node Ω: | 129.3661601° |
| mean anomaly M: | 63.20408129° |
| perihelion passage TP: | 2013 Oct 30.01195 |
| Epoch**:** | 2014 May 23 |
| data arc**:** | 1960-2013 (964 obs.) |
| Earth MOID**:** | 0.891599 AU |
| Jupiter Tisserand invariant TJ: | 3.678 |
orbital data, secondary:
| binary dynamical type**:** | A [M09a] |
|---|---|
| semimajor axis as: | 9.4 km [*E] |
| separation/primary radius as/rp: | 6.2 [*E] |
| separation/Hill radius as/rH: | 0.021 [*E] |
| orbital period Ps: | 1.668 ± 0.004 d [O07a] |
| eccentricity es: | ? |
| normalized ang. mom. αL: | 1.59 [M09a] |
other data, system (combined):
| absolute mag. H: | 14.6 [MPC] |
|---|---|
| slope parameter G: | (0.15) [*A] |
| effective diameter dE: | 3.14 ± 0.04 km [M11b] |
| geometric albedo**:** | 0.412 ± 0.066 [M11b] |
| color index U-B: | ? |
| color index B-V: | ? |
| taxonomic type**:** | ? |
| mass m: | ? |
| density ρ: | (1.6 g/cm3) [*A] |
| Hill radius rH: | 450 km [*E] |
other data, primary:
| diameter dp: | 3.04 ± 0.04 km [*D] |
|---|---|
| rotation period RPp: | 2.3247 ± 0.0001 h [O07a] |
| amplitude in mag., rotational ΔM: | 0.06 ± 0.01 [O07a] |
| amplitude in mag., mutual events ΔM: | 0.07 [O07a] |
| pole direction Β, λ: | ? , ? |
other data, secondary:
| diameter ds: | 0.79 ± 0.09 km [*D] |
|---|---|
| diameter ratio ds/dp: | 0.26 ± 0.03 [W17a] |
| component mag. difference ΔM: | 2.93 ± 0.25 [*D] |
| rotation period RPs: | ? |