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JPL Small-Body Database Browser
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146395 (2001 QX143)
Classification: Main-belt Asteroid          SPK-ID: 2146395
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08580225954902775 4.4461e-08  
a 2.560324009587182 1.7843e-08 au
q 2.340642424386975 1.1498e-07 au
i 1.44553140565073 5.0853e-06 deg
node 188.2131916194961 0.000152 deg
peri 346.9420723848069 0.000154 deg
M 280.6963454013077 2.4462e-05 deg
tp 2458930.133636064374
(2020-Mar-21.63363606)
0.00010255 TDB
period 1496.376296700093
4.10
1.5643e-05
4.283e-08
d
yr
n .2405811965839713 2.5149e-09 deg/d
Q 2.780005594787389 1.9374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      6815 days (18.66 yr)  
   first obs. used      2000-05-28  
   last obs. used      2019-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53618  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:58:44  

Additional Information
 Earth MOID = 1.34547 au 
 Jupiter MOID = 2.18368 au 
 T_jup = 3.430 
[ 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 16.4   n/a MPO422556  

146395 (2001 QX143)          Discovered 2001-Aug-21 by Spacewatch at Kitt Peak
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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