Asteroids with Satellites Database--Johnston's Archive
(18301)
Konyukhov
compiled by Wm. Robert Johnston
last updated
28 November 2023
--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: |
2.2534094283 AU
| |
orbital period P: |
3.382738006 yr
(= 1235.5450568 d)
| |
eccentricity e: |
0.1787551587
| |
perihelion distance q: |
1.8506008684 AU
| |
aphelion distance Q: |
2.6562179882 AU
| |
inclination i: |
3.244303501°
| |
argument of perihelion ω: |
30.736017°
| |
ascending node Ω: |
310.16620804°
| |
mean anomaly M: |
15.7429885°
| |
perihelion passage TP: |
2023 Jul 20.9689677
| |
Epoch: |
2023 Sep 13
| |
data arc: |
1979-2023
(3207 obs.)
| |
Earth MOID: |
0.842234 AU
| |
Jupiter Tisserand invariant TJ: |
3.602
|
orbital data, secondary:
|
semimajor axis as: |
18
km
[*E]
| |
separation/primary radius as/rp: | 5.9 [*E] | |
separation/Hill radius as/rH: | 0.020 [*E] | |
orbital period Ps: |
1.488
± 0.004
d [B23u]
| |
eccentricity es: |
?
| |
normalized ang. mom. αL: |
?
|
|
other data, system (combined):
|
absolute mag. H: |
13.59
[MPC]
| |
slope parameter G: |
(0.15) [*A]
| |
effective diameter dE: |
6.32
km [*E]
| |
geometric albedo: |
(0.16
) [*A]
| |
color index U-B: |
?
| |
color index B-V: |
?
| |
taxonomic type: |
?
| |
mass m: |
?
| |
density ρ: |
(1.6
g/cm3) [*A]
| |
Hill radius rH: |
880 km [*E]
|
other data, primary:
|
diameter dp: |
6.11
km [*E]
| |
rotation period RPp: |
2.67197
± 0.00008
h [B23u]
| |
amplitude in mag., rotational ΔM: |
0.16
[B23u]
| |
amplitude in mag., mutual events ΔM: | 0.115 ±0.035 [B23u] | |
pole direction Β, λ: |
?
,
?
|
other data, secondary:
|
diameter ds: |
1.59
km [*E]
| |
diameter ratio ds/dp: |
0.26
± 0.02
[B23u]
| |
component mag. difference ΔM: |
2.9
± 0.2
[*D]
| |
rotation period RPs: |
?
| |
|
|
--
(18301) Konyukhov
--discovery and notes:
Primary discovered
1979 Aug 27
from
Crimean Astrophysical Observatory, Ukraine, USSR
by
N. S. Chernykh.
Alternate designation(s):
1979 QZ9,
1979 SH2, 1989 PO1, 1999 NN14.
Permanent number assigned 2000 Nov 11.
Named 2001 Sep 02 for Fyodor Fyodorovich Konyukhov (1951-) [MPC043383].
Companion discovered
2023 Sep 28
by Benishek, V., P. Pravec, F. Vachier, R. Durkee, A. Marchini, R. Papini, A. Klotz, P. Thierry, and J. Berthier
using
lightcurve
observations from Sopot Observatory, Serbia; Observatoire des Makes, Reunion; Shed of Science South Observatory, Pontotoc, Texas, USA; Astronomical Obseratory of the University of Siena.
Announced
2023 Nov 27 [B23u].
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
©
2023
by Wm. Robert Johnston.
Last modified
28 November 2023.
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