Movatterモバイル変換


[0]ホーム

URL:


Asteroids with Satellites Database--Johnston's Archive

2003 TJ58

compiled by Wm. Robert Johnston
last updated27 May 2019

--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:TNO, Cubewano


orbital data, primary (osculating elements)[JPL]:

semimajor axisa:44.1522 AU
orbital periodP:293.379 yr
(= 107158.6 d)
eccentricitye:0.08281
perihelion distanceq:40.4959 AU
aphelion distanceQ:47.8085 AU
inclinationi:0.95365°
argument of perihelionω:9.2557°
ascending nodeΩ:37.0908°
mean anomalyM:40.5173°
perihelion passageTP:1986 Apr 19.5
Epoch:2019 Apr 27
data arc:2003-2007(47 obs.)
Earth MOID:39.5053 AU
Jupiter Tisserand invariantTJ:5.923
Neptune Tisserand invariantTN:3.096 [*D]

orbital data, secondary:

semimajor axisas:3834± 50 km[G19b]
separation/primary radiusas/rp:120 [*D]
separation/Hill radiusas/rH:0.019 [*D]
orbital periodPs:137.682± 0.034d [G19b]
eccentricityes:0.5162± 0.0083[G19b]
inclinationis:39.3° ± 1.9° [G19b]
ascending nodeΩs:198.6° ± 3.4° [G19b]
argument of pericenterωs:85.01° ± 0.74° [G19b]
mean anomalyM:58.3° ± 1.9° [G19b]
Epoch:2007 Jul 18.5
normalized ang. mom.αL:?
other data, system (combined):
absolute mag.H:7.4[MPC]
7.448 ± 0.024 [G09a]
slope parameterG:(0.15) [*A]
effective diameterdE:83 km [*D]
geometric albedo:0.285± 0.125[G09a]
color indexU-B:?
color indexB-V:?
taxonomic type:?
massm:2.36x1017 ± 9.2x1015kg [G19b]
densityρ:(1± 1/0.5 g/cm3) [*A]
Hill radiusrH:210000 km [*D]

other data, primary:

diameterdp:65± 15 km [G09a]
rotation periodRPp:?
amplitude in mag., rotationalΔM:?
pole directionΒ, λ:?,?

other data, secondary:

diameterds:51± 12km [*D]
diameter ratiods/dp:0.787± 0.011 [G09a]
component mag. differenceΔM:0.519± 0.031 [G09a]
rotation periodRPs:?

-- 2003 TJ58 --discovery and notes:

Primary discovered2003 Oct 03from Mauna Kea Observatory, Hawaii, USAby ?.

Companion discovered2006 Nov 22usingHubble Space Telescope observations from Hubble Space Telescope.Announced2007 Mar 14.

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


©2007-2015, 2019by Wm. Robert Johnston.
Last modified27 May 2019.
Return toHome. Return toAstronomy and Space. Return toAsteroids with Satellites.


[8]ページ先頭

©2009-2025 Movatter.jp