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146142 (2000 SJ52)
Classification: Outer Main-belt Asteroid          SPK-ID: 2146142
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1219541911922002 7.3673e-08  
a 3.222551253809754 3.8629e-08 au
q 2.829547622075975 2.4127e-07 au
i 13.06565946142016 7.8114e-06 deg
node 200.8423974596513 2.6715e-05 deg
peri 130.5181180796923 3.8802e-05 deg
M 161.2274857628288 3.1219e-05 deg
tp 2458054.187105760627
(2017-Oct-27.68710576)
0.00017658 TDB
period 2112.993577455617
5.79
3.7993e-05
1.04e-07
d
yr
n .170374393865171 3.0634e-09 deg/d
Q 3.615554885543534 4.334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      7088 days (19.41 yr)  
   first obs. used      2000-09-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54767  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:30:31  

Additional Information
 Earth MOID = 1.84134 au 
 Jupiter MOID = 1.92883 au 
 T_jup = 3.136 
[ 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 15.5   n/a MPO469549  

146142 (2000 SJ52)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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