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312601 (2009 KW35)
Classification: Main-belt Asteroid          SPK-ID: 2312601
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1396372718164862 7.5908e-08  
a 3.192824504822593 5.0845e-08 au
q 2.746987201580343 2.6138e-07 au
i 15.59900207613979 6.8989e-06 deg
node 122.6311998925244 4.635e-05 deg
peri 197.2398149171669 6.47e-05 deg
M 276.0480562930612 4.9071e-05 deg
tp 2459486.447389809037
(2021-Sep-28.94738981)
0.0002879 TDB
period 2083.823823566745
5.71
4.9777e-05
1.363e-07
d
yr
n .1727593263540925 4.1267e-09 deg/d
Q 3.638661808064844 5.7945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5799 days (15.88 yr)  
   first obs. used      2004-08-08  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .566  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:46:48  

Additional Information
 Earth MOID = 1.73714 au 
 Jupiter MOID = 1.66854 au 
 T_jup = 3.124 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO254646  

312601 (2009 KW35)          Discovered 2009-May-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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