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120846 (1998 KM67)
Classification: Main-belt Asteroid          SPK-ID: 2120846
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826371732274114 4.9784e-08  
a 2.699801662047478 1.5583e-08 au
q 2.206717518216459 1.3482e-07 au
i 8.123894627383601 3.9858e-06 deg
node 104.3379081358766 4.2604e-05 deg
peri 151.2143618432069 4.529e-05 deg
M 335.8801934096418 1.6513e-05 deg
tp 2459109.059425823937
(2020-Sep-16.55942582)
7.4286e-05 TDB
period 1620.302930299619
4.44
1.4029e-05
3.841e-08
d
yr
n .2221806757662473 1.9236e-09 deg/d
Q 3.192885805878497 1.8429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58358  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:57:43  

Additional Information
 Earth MOID = 1.19556 au 
 Jupiter MOID = 1.88835 au 
 T_jup = 3.330 
[ 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 15.9   n/a MPO432709  

120846 (1998 KM67)          Discovered 1998-May-23 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1998 KM67 = 2002 FR33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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