Asteroids with Satellites Database--Johnston's Archive

(17700) Oleksiygolubov

compiled by Wm. Robert Johnston
last updated 20 October 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: 2.3216778308 AU
orbital period P: 3.5375528077 yr
(= 1292.1155662 d)
eccentricity e: 0.192621754
perihelion distance q: 1.874472174 AU
aphelion distance Q: 2.768883488 AU
inclination i: 8.4892694°
argument of perihelion ω: 55.514206°
ascending node Ω: 66.11181°
mean anomaly M: 150.119914°
perihelion passage TP: 2017 Nov 04.18812
Epoch: 2019 Apr 27
data arc: 1953-2019 (1530 obs.)
Earth MOID: 0.905517 AU
Jupiter Tisserand invariant TJ: 3.538


orbital data, secondary:
semimajor axis as: 5.4 km [*E]
separation/primary radius as/rp:3.3 [*D]
separation/Hill radius as/rH:0.011 [*D]
orbital period Ps: 0.6454 ± 0.0008 d [P18a]
eccentricity es: ?
normalized ang. mom. αL: ?

other data, system (combined):
absolute mag. H: 14.1 [MPC]
slope parameter G: 0.35 [P18a]
effective diameter dE: 3.45 ± 0.12 km [M**]
geometric albedo: 0.41 ± 0.047 [M**]
color index U-B: ?
color index B-V: ?
taxonomic type: ?
mass m: ?
density ρ: (1.6 g/cm3) [*A]
Hill radius rH: 480 km [*E]

other data, primary:
diameter dp: 3.29 km [*D]
rotation period RPp: 3.8382 ± 0.0002 h [P18a]
amplitude in mag., rotational ΔM: 0.13 [P18a]
amplitude in mag., mutual events ΔM:0.2 [P18a]
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: >1.02 km [*D]
diameter ratio ds/dp: >0.31 [P18a]
component mag. difference ΔM: <2.5 [*D]
rotation period RPs: ?

-- (17700) Oleksiygolubov --discovery and notes:

Primary discovered 1997 Apr 07 from La Silla by E. W. Elst. Alternate designation(s): 1997 GM40, 1999 JL6. Linked to prediscovery observations from 1953 Dec 07. Permanent number assigned 2000 Oct 13.

Named 2019 Aug 27 for Eugene G. Fahnestock (1980-) [MPC115893].

Companion discovered 2018 Mar 20 by D. Pray, P. Pravec, H. Kucakova, K. Hornoch, P. Kusnirak, J. Oey, V. Benishek, A. Aznar, and A. L. Comazzi using lightcurve observations from Sugarloaf Mountain Observatory, South Deerfield, MA; Ondrejov Observatory; Blue Mountain Observatory; Sopot Observatory, Serbia; Sierra Nevada Observatory. Announced 2018 May 31 [P18a].

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


© 2018, 2019 by Wm. Robert Johnston.
Last modified 20 October 2019.
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