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434842 (2006 SO121)
Classification: Main-belt Asteroid          SPK-ID: 2434842
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2240347763176568 8.8266e-08  
a 2.937203362223614 4.5029e-08 au
q 2.279167663968377 2.7305e-07 au
i 11.67779874674917 1.4362e-05 deg
node 352.3604108557772 3.7737e-05 deg
peri 317.18695297 6.0984e-05 deg
M 298.0234959052223 4.1659e-05 deg
tp 2459317.036668003168
(2021-Apr-12.53666800)
0.00021327 TDB
period 1838.651633316997
5.03
4.2281e-05
1.158e-07
d
yr
n .1957956545311122 4.5025e-09 deg/d
Q 3.595239060478852 5.5117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      5078 days (13.90 yr)  
   first obs. used      2006-07-22  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62416  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:05:55  

Additional Information
 Earth MOID = 1.28108 au 
 Jupiter MOID = 1.80536 au 
 T_jup = 3.206 
[ 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 16.3   n/a MPO472398  

434842 (2006 SO121)          Discovered 2006-Jul-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

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