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212421 (2006 KV120)
Classification: Main-belt Asteroid          SPK-ID: 2212421
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478070692000236 6.6719e-08  
a 2.204375969448413 1.268e-08 au
q 1.878553617989282 1.407e-07 au
i 4.706189734281316 4.4679e-06 deg
node 100.873366608316 6.9525e-05 deg
peri 85.10125078647823 7.233e-05 deg
M 145.34506792109 2.0507e-05 deg
tp 2458517.858427487053
(2019-Feb-03.35842749)
6.5712e-05 TDB
period 1195.437647729423
3.27
1.0314e-05
2.824e-08
d
yr
n .3011449410881218 2.5983e-09 deg/d
Q 2.530198320907544 1.4554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      7915 days (21.67 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54682  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:01:07  

Additional Information
 Earth MOID = .887152 au 
 Jupiter MOID = 2.43463 au 
 T_jup = 3.644 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO433388  

212421 (2006 KV120)          Discovered 2006-May-19 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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