281820 = 2009 XW = Monnaves

Descubierto el 2009-12-09
Diámetro estimado 1445-3252 m

Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M  74.45188              (2000.0)            P               Q
n   0.24174201     Peri.  230.87594     -0.96972366     -0.20493496             T = 2455492.51926 JDT
a   2.5521212      Node   296.93070     +0.24334705     -0.85646967             q =     2.0668978
e   0.1901255      Incl.    8.56672     -0.02045088     -0.47377355
P   4.08           H   16.4           G   0.15           U   1
From 75 observations at 6 oppositions, 2001-2011, mean residual 0".49.


Last observed on 2011 May 26. Perturbed ephemeris below based on elements from MPO 199608.

Discovery date : 2009 12 09
Discovery site : Cabrils
Discoverer(s) : Observatorio Montcabre .

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2009-XX-XW.gif

K09X00W 

exp 4 X 5 Minutos

 

Animación 2009 XX  y 2009XW