(11227)

Ksenborisova (original) (raw)

Asteroids with Satellites Database--Johnston's Archive

(11227) Ksenborisova

compiled by Wm. Robert Johnston
last updated 27 May 2019

--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:**2.270362285 AUorbital period **P:**3.420918641 yr (= 1249.5141323 d)eccentricity **e:**0.025887366perihelion distance **q:**2.211588585 AUaphelion distance **Q:**2.3291359854 AUinclination **i:**3.6070493°argument of perihelion **ω:**196.19319°ascending node **Ω:**296.740709°mean anomaly **M:**223.52195°perihelion passage **TP:2018 Dec 21.69793Epoch:2017 Sep 04data arc:1969-2017 (1588 obs.)Earth MOID:**1.22749 AUJupiter Tisserand invariant **TJ:**3.61 orbital data, secondary: semimajor axis **as:**4.4 km [*E]orbital period **Ps:**0.6692 d [B18m]eccentricity es:?normalized ang. mom. αL:?

other data, system (combined): absolute mag. **H:**13.9 [MPC]slope parameter G: (0.15) [*A]effective diameter dE:2.6 ± 0.41 km [M11b]geometric albedo:0.947 ± 0.146 [M11b]color index U-B:?color index B-V:?taxonomic type:?mass m:?density ρ: (1.6 g/cm3) [*A]Hill radius **rH:**460 km [*E] other data, primary: diameter **dp:**2.6 ± 0.41 km [M11b]rotation period **RPp:**2.61679 h [B18m]amplitude in mag., rotational ΔM:?pole direction Β, λ:? , ? other data, secondary: diameter ds:?diameter ratio ds/dp:?component mag. difference ΔM:?rotation period RPs:?

-- (11227) Ksenborisova --discovery and notes:

Primary discovered 1999 May 10 from Socorro, New Mexico, USA by LINEAR Program. Alternate designation(s): 1999 JR43, 1969 RD1, 1978 EK8, 1985 FH2, 1988 BS4, 1997 WU43. Linked to prediscovery observations from 1969 Sep 13. Permanent number assigned 1999 Jul 28.

Named 2002 Jul 24 for Ksenia V. Borisova (1983-) [MPC046102].

Companion discovered using lightcurve observations.

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:

© 2017, 2019 by Wm. Robert Johnston.
Last modified 27 May 2019.
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