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Asteroids with Satellites Database--Johnston's Archive

(12008) Kandrup

compiled by Wm. Robert Johnston
last updated19 February 2017

--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:Mars crossing asteroid


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

semimajor axisa:1.996504957 AU
orbital periodP:2.821016259 yr
(= 1030.395649 d)
eccentricitye:0.31620832
perihelion distanceq:1.36519348 AU
aphelion distanceQ:2.627816435 AU
inclinationi:29.743011°
argument of perihelionω:344.889724°
ascending nodeΩ:263.326438°
mean anomalyM:182.97537°
perihelion passageTP:2018 Jul 07.681689
Epoch:2017 Feb 16
data arc:1949-2017(1026 obs.)
Earth MOID:0.358698 AU
Jupiter Tisserand invariantTJ:3.627

orbital data, secondary:

semimajor axisas:10 km[*E]
separation/primary radiusas/rp:5.9 [*E]
separation/Hill radiusas/rH:0.024 [*E]
orbital periodPs:1.371d [M17a]
eccentricityes:?
normalized ang. mom.αL:?
other data, system (combined):
absolute mag.H:13.1[MPC]
slope parameterG:(0.15) [*A]
effective diameterdE:4.2± 0.18 km [U11a]
geometric albedo:0.592± 0.056[U11a]
color indexU-B:?
color indexB-V:?
taxonomic type:?
massm:?
densityρ:(1.6 g/cm3) [*A]
Hill radiusrH:410 km [*E]

other data, primary:

diameterdp:3.4± 0.4 km [*E]
rotation periodRPp:32.9034h [JPL]
amplitude in mag., rotationalΔM:?
amplitude in mag., mutual eventsΔM:0.5 [M17a]
pole directionΒ, λ:?,?

other data, secondary:

diameterds:2.6± 0.4km [*E]
diameter ratiods/dp:0.75± 0.25 [M17a]
component mag. differenceΔM:0.6246936830415± 0.7 [*D]
rotation periodRPs:?

--(12008) Kandrup --discovery and notes:

Primary discovered1996 Oct 11from Catalina Station, Arizona, USAby T. B. Spahr.Alternate designation(s):1996 TY9.Linked to prediscovery observations from 1949 Nov 30.Permanent number assigned 1999 Oct 26.

Named 2004 Mar 06 for Henry E. Kandrup (1955-2003) [MPC51187].

Companion discovered2016 Dec 02 by F. Manzini, R. Behrend, E. Frappa, L. Brunetto, Z. Challita, F. Colas, A. Kryszczynska, M. Castets, B. tregon, A. Leroy, A. Klotz, L. Bernasconi, A. Debackere, B. Mallecot, C. Rinner, F. Vachier, J.-G. Bosch, J.-P. Godard, J. Strajnic, et al.usinglightcurve observations.Announced2016 Dec 22 [M17a].

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


©2017by Wm. Robert Johnston.
Last modified19 February 2017.
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