Asteroids with Satellites Database--Johnston's Archive
(17260)
Kusnirak
compiled by Wm. Robert Johnston
last updated
21 June 2016
--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: |
2.204534248 AU
| |
orbital period P: |
3.273282415 yr
(= 1195.5664020 d)
| |
eccentricity e: |
0.183286451
| |
perihelion distance q: |
1.80047299 AU
| |
aphelion distance Q: |
2.608595506 AU
| |
inclination i: |
5.2836617°
| |
argument of perihelion ω: |
290.309107°
| |
ascending node Ω: |
199.898298°
| |
mean anomaly M: |
199.428704°
| |
perihelion passage TP: |
2015 Nov 07.26012
| |
Epoch: |
2014 May 23
| |
data arc: |
1949-2013
(1088 obs.)
| |
Earth MOID: |
0.823051 AU
| |
Jupiter Tisserand invariant TJ: |
3.635
|
orbital data, secondary:
|
binary dynamical type: | A [P07f] | |
semimajor axis as: |
7.4
km
[*E]
| |
separation/primary radius as/rp: | 3.2 [*E] | |
separation/Hill radius as/rH: | 0.011 [*E] | |
orbital period Ps: |
0.6149
± 0.00012
d [H06b]
| |
eccentricity es: |
?
| |
normalized ang. mom. αL: |
0.9
[P07f]
|
|
other data, system (combined):
|
absolute mag. H: |
14.2
[MPC]
| |
slope parameter G: |
(0.15) [*A]
| |
effective diameter dE: |
4.77
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: |
650 km [*E]
|
other data, primary:
|
diameter dp: |
4.62
km [*E]
| |
rotation period RPp: |
3.1287
± 0.0001
h [H06b]
| |
amplitude in mag., rotational ΔM: |
0.15
[H06b]
| |
amplitude in mag., mutual events ΔM: | 0.10 ±0.03 [H06b] | |
pole direction Β, λ: |
?
,
?
|
other data, secondary:
|
diameter ds: |
1.2
km [*E]
| |
diameter ratio ds/dp: |
0.26
± 0.03
[H06b]
| |
component mag. difference ΔM: |
2.9
± 0.3
[*D]
| |
rotation period RPs: |
?
| |
|
|
--
(17260) Kusnirak
--discovery and notes:
Primary discovered
2000 May 06
from
Socorro, New Mexico, USA
by
LINEAR.
Alternate designation(s):
2000 JQ58,
1970 CK, 1970 EU1, 1998 VQ12.
Linked to prediscovery observations from 1949 Nov 19.
Permanent number assigned 2000 Sep 13.
Companion discovered
2006 Jan 29
by D. Higgins, P. Pravec, P. Kusnirak, A. Galad, S. Gajdos, J. Vilagi, and L. Kornos
using
lightcurve
observations from Canberra, Australia; Ondrejov Observatory, Czech Republic; Modra Observatory, Slovakia.
Announced
2006 Mar 14 [H06b].
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
©
2006-2014, 2016
by Wm. Robert Johnston.
Last modified
21 June 2016.
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