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Asteroids with Satellites Database--Johnston's Archive

(17081) Jaytee

compiled by Wm. Robert Johnston
last updated30 April 2022

--Orbital and physical data--

(Seethis page for definitions of quantities; source codes in brackets, seethis 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 axisa:2.3155416755 AU
orbital periodP:3.52353754 yr
(= 1286.996393 d)
eccentricitye:0.214474728
perihelion distanceq:1.818916504 AU
aphelion distanceQ:2.8121668472 AU
inclinationi:6.4134076°
argument of perihelionω:207.667735°
ascending nodeΩ:153.770511°
mean anomalyM:323.913781°
perihelion passageTP:2021 Nov 07.007871
Epoch:2021 Jul 01
data arc:1985-2021(2346 obs.)
Earth MOID:0.817434 AU
Jupiter Tisserand invariantTJ:3.542

orbital data, secondary:

semimajor axisas:7.5 km[*E]
separation/primary radiusas/rp:3.4 [*E]
separation/Hill radiusas/rH:0.012 [*E]
orbital periodPs:0.6809± 0.0004d [V21a]
eccentricityes:?
normalized ang. mom.αL:?
other data, system (combined):
absolute mag.H:14.08[MPC]
slope parameterG:(0.15) [*A]
effective diameterdE:4.52± 0.17 km [M11b]
geometric albedo:0.239± 0.034[M11b]
color indexU-B:?
color indexB-V:?
taxonomic type:?
massm:?
densityρ:(1.6 g/cm3) [*A]
Hill radiusrH:620 km [*E]

other data, primary:

diameterdp:4.37± 0.16 km [*D]
rotation periodRPp:2.8818± 0.0002h [V21a]
amplitude in mag., rotationalΔM:0.17 [V21a]
amplitude in mag., mutual eventsΔM:0.105 ±0.035 [V21a]
pole directionΒ, λ:?,?

other data, secondary:

diameterds:>1.14km [*D]
diameter ratiods/dp:>0.26 [V21a]
component mag. differenceΔM:<2.9 [*D]
rotation periodRPs:?

--(17081) Jaytee --discovery and notes:

Primary discovered1999 May 08from Catalina Station, Arizona, USAby Catalina Sky Survey.Alternate designation(s):1999 JT1, 1986 VZ1.Linked to prediscovery observations from 1985 Mar 23.Permanent number assigned 2000 Sep 13.

Named 2006 Jun 13 for Joseph T. Williams (1936-) [MPC056960].

Companion discovered2021 Sep by Vachier, F., P. Pravec, P. Kusnirak, V. Chiorny, J. Oey, R. Durkee, V. Benishek, P. Thierry, A. Klotz, and J. Berthierusinglightcurve observations from Observatoire des Makes, Reunion; Chuguev Station, Kharkiv Observatory, Ukraine; Blue Mountains Observatory, Leura, New South Wales, Australia; Shed of Science South Observatory, Pontotoc, Texas, USA; Sopot Observatory, Serbia.Announced2021 Sep 25 [V21a].

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


©2021, 2022by Wm. Robert Johnston.
Last modified30 April 2022.
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