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JPL Small-Body Database Browser
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410812 (2009 KW22)
Classification: Main-belt Asteroid          SPK-ID: 2410812
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2436845614600562 6.7207e-08  
a 2.657613655161077 4.1045e-08 au
q 2.009994237072893 1.8103e-07 au
i 7.74345893538163 8.0771e-06 deg
node 206.2081604884619 8.3793e-05 deg
peri 8.28866715283362 8.8927e-05 deg
M 121.887820333766 3.2911e-05 deg
tp 2458064.710736372822
(2017-Nov-07.21073637)
0.00013615 TDB
period 1582.472591417325
4.33
3.6661e-05
1.004e-07
d
yr
n .2274920917761803 5.2702e-09 deg/d
Q 3.305233073249261 5.1047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      4753 days (13.01 yr)  
   first obs. used      2005-07-05  
   last obs. used      2018-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64367  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:11:32  

Additional Information
 Earth MOID = 1.00432 au 
 Jupiter MOID = 1.66395 au 
 T_jup = 3.332 
[ 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 16.8   n/a MPO455920  

410812 (2009 KW22)          Discovered 2009-May-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-10-09

[ show close-approach data ]
Alternate Designations
 2009 KW22 = 2013 EH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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