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146518 (2001 SX139)
Classification: Main-belt Asteroid          SPK-ID: 2146518
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07528739058988354 4.8962e-08  
a 2.707802509678318 1.5118e-08 au
q 2.503939124491899 1.3047e-07 au
i 1.737235095780621 5.1871e-06 deg
node 346.2764225861354 0.00013529 deg
peri 16.0723412705493 0.0001384 deg
M 74.90811523512653 2.7892e-05 deg
tp 2458661.850627162570
(2019-Jun-27.35062716)
0.00012606 TDB
period 1627.510902374244
4.46
1.363e-05
3.732e-08
d
yr
n .2211966749192433 1.8525e-09 deg/d
Q 2.911665894864736 1.6257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      524  
   data-arc span      9977 days (27.32 yr)  
   first obs. used      1992-10-01  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:37:53  

Additional Information
 Earth MOID = 1.50096 au 
 Jupiter MOID = 2.44299 au 
 T_jup = 3.360 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO453930  

146518 (2001 SX139)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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